Percentage of High School Students Who Rarely or Never Wore a Seat Belt,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017.

Percentage of High School Students Who Rarely or Never Wore a Seat Belt,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who rarely or never wore a seat belt (when riding in a car driven by someone else). The percentage for all students is 5.5. The percentage for Male students is 7.0. The percentage for Female students is 3.7. The percentage for 9th grade students is 4.7. The percentage for 10th grade students is 5.8. The percentage for 11th grade students is 5.1. The percentage for 12th grade students is 5.5. The percentage for Black students is 7.6. The percentage for Hispanic students is 7.4. The percentage for White students is 2.9. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *When riding in a car driven by someone else †M > F; B > W, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN8

Percentage of High School Students Who Rarely or Never Wore a Seat Belt,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who rarely or never wore a seat belt (when riding in a car driven by someone else). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 5.5. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2009, and did not change from 2009 to 2017. *When riding in a car driven by someone else †Decreased , decreased , no change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN8

Percentage of High School Students Who Texted or ed While Driving a Car or Other Vehicle,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who texted or ed while driving a car or other vehicle (on at least 1 day during the 30 days before the survey, among students who had driven a car or other vehicle during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 11th grade students. (Based on t-test analysis, p < 0.05.) *On at least 1 day during the 30 days before the survey, among students who had driven a car or other vehicle during the 30 days before the survey †11th > 9th, 11th > 10th, 12th > 9th, 12th > 10th, 12th > 11th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN11

Percentage of High School Students Who Texted or ed While Driving a Car or Other Vehicle,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who texted or ed while driving a car or other vehicle (on at least 1 day during the 30 days before the survey, among students who had driven a car or other vehicle during the 30 days before the survey). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 45.0. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2013 to 2017. *On at least 1 day during the 30 days before the survey, among students who had driven a car or other vehicle during the 30 days before the survey †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN11

Percentage of High School Students Who Carried a Weapon,
Percentage of High School Students Who Carried a Weapon,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who carried a weapon (such as a gun, knife, or club, on at least 1 day during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is 6.3. The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *Such as a gun, knife, or club, on at least 1 day during the 30 days before the survey †M > F; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN12

Percentage of High School Students Who Carried a Weapon,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who carried a weapon (such as a gun, knife, or club, on at least 1 day during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 13.5. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, increased from 1999 to 2009, and decreased from 2009 to 2017. *Such as a gun, knife, or club, on at least 1 day during the 30 days before the survey †Decreased , increased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN12

Percentage of High School Students Who Carried a Weapon on School Property,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who carried a weapon on school property (such as a gun, knife, or club, on at least 1 day during the 30 days before the survey). The percentage for all students is 3.1. The percentage for Male students is 4.7. The percentage for Female students is 1.5. The percentage for 9th grade students is 2.1. The percentage for 10th grade students is 3.5. The percentage for 11th grade students is 3.2. The percentage for 12th grade students is 3.5. The percentage for Black students is 3.6. The percentage for Hispanic students is 4.2. The percentage for White students is 2.1. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. (Based on t-test analysis, p < 0.05.) *Such as a gun, knife, or club, on at least 1 day during the 30 days before the survey †M > F (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN13

Percentage of High School Students Who Carried a Weapon on School Property,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who carried a weapon on school property (such as a gun, knife, or club, on at least 1 day during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 3.1. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *Such as a gun, knife, or club, on at least 1 day during the 30 days before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN13

Percentage of High School Students Who Did Not Go to School Because They Felt Unsafe at School or on Their Way to or from School,* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who did not go to school because they felt unsafe at school or on their way to or from school (on at least 1 day during the 30 days before the survey). The percentage for all students is 5.1. The percentage for Male students is 5.4. The percentage for Female students is 4.6. The percentage for 9th grade students is 4.1. The percentage for 10th grade students is 5.5. The percentage for 11th grade students is 4.3. The percentage for 12th grade students is 5.7. The percentage for Black students is 5.0. The percentage for Hispanic students is 7.0. The percentage for White students is 4.4. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. *On at least 1 day during the 30 days before the survey All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN15

Percentage of High School Students Who Did Not Go to School Because They Felt Unsafe at School or on Their Way to or from School,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who did not go to school because they felt unsafe at school or on their way to or from school (on at least 1 day during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 5.1. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2003, and did not change from 2003 to 2017. *On at least 1 day during the 30 days before the survey †Decreased , decreased , no change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN15

Percentage of High School Students Who Were Threatened or Injured with a Weapon on School Property,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were threatened or injured with a weapon on school property (such as a gun, knife, or club, one or more times during the 12 months before the survey). The percentage for all students is 6.0. The percentage for Male students is 7.5. The percentage for Female students is 4.2. The percentage for 9th grade students is 4.4. The percentage for 10th grade students is 7.4. The percentage for 11th grade students is 5.2. The percentage for 12th grade students is 6.1. The percentage for Black students is 7.8. The percentage for Hispanic students is 5.5. The percentage for White students is 4.8. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Such as a gun, knife, or club, one or more times during the 12 months before the survey †M > F; 10th > 9th; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN16

Percentage of High School Students Who Were Threatened or Injured with a Weapon on School Property,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who were threatened or injured with a weapon on school property (such as a gun, knife, or club, one or more times during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 6.0. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *Such as a gun, knife, or club, one or more times during the 12 months before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN16

Percentage of High School Students Who Were in a Physical Fight,
Percentage of High School Students Who Were in a Physical Fight,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were in a physical fight (one or more times during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 10th grade students is higher than for 11th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *One or more times during the 12 months before the survey †M > F; 9th > 11th, 10th > 11th, 10th > 12th; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN17

Percentage of High School Students Who Were in a Physical Fight,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who were in a physical fight (one or more times during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 20.0. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2009, and decreased from 2009 to 2017. *One or more times during the 12 months before the survey †Decreased , decreased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN17

Percentage of High School Students Who Were in a Physical Fight on School Property,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were in a physical fight on school property (one or more times during the 12 months before the survey). The percentage for all students is 8.4. The percentage for Male students is The percentage for Female students is 6.4. The percentage for 9th grade students is 8.5. The percentage for 10th grade students is The percentage for 11th grade students is 5.8. The percentage for 12th grade students is 7.4. The percentage for Black students is The percentage for Hispanic students is 9.8. The percentage for White students is 5.0. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 11th grade students. The prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *One or more times during the 12 months before the survey †M > F; 10th > 11th; B > W, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN18

Percentage of High School Students Who Were in a Physical Fight on School Property,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who were in a physical fight on school property (one or more times during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 8.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *One or more times during the 12 months before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN18

Percentage of High School Students Who Were Ever Physically Forced to Have Sexual Intercourse,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were ever physically forced to have sexual intercourse (when they did not want to). The percentage for all students is 6.3. The percentage for Male students is 3.4. The percentage for Female students is 9.0. The percentage for 9th grade students is 3.5. The percentage for 10th grade students is 7.9. The percentage for 11th grade students is 7.0. The percentage for 12th grade students is 6.6. The percentage for Black students is 6.4. The percentage for Hispanic students is 8.7. The percentage for White students is 5.0. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *When they did not want to †F > M; 10th > 9th, 11th > 9th, 12th > 9th; H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN19

Percentage of High School Students Who Were Ever Physically Forced to Have Sexual Intercourse,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2001 through 2017 for high school students who were ever physically forced to have sexual intercourse (when they did not want to). The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 6.3. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2001 to 2017, did not change from 2001 to 2011, and decreased from 2011 to 2017. *When they did not want to †Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN19

Percentage of High School Students Who Experienced Sexual Violence,
Percentage of High School Students Who Experienced Sexual Violence,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who experienced sexual violence (being forced by anyone to do sexual things [counting such things as kissing, touching, or being physically forced to have sexual intercourse] that they did not want to, one or more times during the 12 months before the survey). The percentage for all students is 7.7. The percentage for Male students is 4.6. The percentage for Female students is The percentage for 9th grade students is 5.5. The percentage for 10th grade students is 7.7. The percentage for 11th grade students is 6.8. The percentage for 12th grade students is The percentage for Black students is 6.8. The percentage for Hispanic students is 9.0. The percentage for White students is 7.4. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *Being forced by anyone to do sexual things [counting such things as kissing, touching, or being physically forced to have sexual intercourse] that they did not want to, one or more times during the 12 months before the survey †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN20

Percentage of High School Students Who Experienced Sexual Dating Violence,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who experienced sexual dating violence (being forced by someone they were dating or going out with to do sexual things [counting such things as kissing, touching, or being physically forced to have sexual intercourse] that they did not want to, one or more times during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey). The percentage for all students is 5.2. The percentage for Male students is 3.2. The percentage for Female students is 6.7. The percentage for 9th grade students is 5.7. The percentage for 10th grade students is 5.5. The percentage for 11th grade students is 3.3. The percentage for 12th grade students is 5.4. The percentage for Black students is 3.9. The percentage for Hispanic students is 6.7. The percentage for White students is 4.7. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *Being forced by someone they were dating or going out with to do sexual things [counting such things as kissing, touching, or being physically forced to have sexual intercourse] that they did not want to, one or more times during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN21

Percentage of High School Students Who Experienced Sexual Dating Violence,* 2013-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who experienced sexual dating violence (being forced by someone they were dating or going out with to do sexual things [counting such things as kissing, touching, or being physically forced to have sexual intercourse] that they did not want to, one or more times during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 5.2. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2013 to 2017. *Being forced by someone they were dating or going out with to do sexual things [counting such things as kissing, touching, or being physically forced to have sexual intercourse] that they did not want to, one or more times during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey †Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN21

Percentage of High School Students Who Experienced Physical Dating Violence,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who experienced physical dating violence (being physically hurt on purpose by someone they were dating or going out with [counting such things as being hit, slammed into something, or injured with an object or weapon] one or more times during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey). The percentage for all students is 9.5. The percentage for Male students is 7.6. The percentage for Female students is The percentage for 9th grade students is 6.5. The percentage for 10th grade students is The percentage for 11th grade students is 9.4. The percentage for 12th grade students is 9.7. The percentage for Black students is The percentage for Hispanic students is 7.2. The percentage for White students is 8.1. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for Black students is higher than for Hispanic students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Being physically hurt on purpose by someone they were dating or going out with [counting such things as being hit, slammed into something, or injured with an object or weapon] one or more times during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey †10th > 9th; B > H, B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN22

Percentage of High School Students Who Experienced Physical Dating Violence,* 2013-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who experienced physical dating violence (being physically hurt on purpose by someone they were dating or going out with [counting such things as being hit, slammed into something, or injured with an object or weapon] one or more times during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 9.5. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2013 to 2017. *Being physically hurt on purpose by someone they were dating or going out with [counting such things as being hit, slammed into something, or injured with an object or weapon] one or more times during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN22

Percentage of High School Students Who Were Bullied on School Property,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were bullied on school property (ever during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Ever during the 12 months before the survey †F > M; 9th > 12th; W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN23

Percentage of High School Students Who Were Bullied on School Property,* 2009-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2009 through 2017 for high school students who were bullied on school property (ever during the 12 months before the survey). The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 14.1. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2009 to 2017. *Ever during the 12 months before the survey †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN23

Percentage of High School Students Who Were Electronically Bullied,
Percentage of High School Students Who Were Electronically Bullied,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were electronically bullied (counting being bullied through texting, Instagram, Facebook, or other social media, ever during the 12 months before the survey). The percentage for all students is The percentage for Male students is 7.6. The percentage for Female students is The percentage for 9th grade students is 8.7. The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is 8.3. The percentage for Black students is 7.6. The percentage for Hispanic students is 7.1. The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Counting being bullied through texting, Instagram, Facebook, or other social media, ever during the 12 months before the survey †F > M; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN24

Percentage of High School Students Who Were Electronically Bullied,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who were electronically bullied (counting being bullied through texting, Instagram, Facebook, or other social media, ever during the 12 months before the survey). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 10.1. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2013 to 2017. *Counting being bullied through texting, Instagram, Facebook, or other social media, ever during the 12 months before the survey †Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN24

Percentage of High School Students Who Felt Sad or Hopeless,
Percentage of High School Students Who Felt Sad or Hopeless,* by Sex,† Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who felt sad or hopeless (almost every day for >=2 weeks in a row so that they stopped doing some usual activities, ever during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 10th grade students is higher than for 9th grade students. (Based on t-test analysis, p < 0.05.) *Almost every day for >=2 weeks in a row so that they stopped doing some usual activities, ever during the 12 months before the survey †F > M; 10th > 9th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN25

Percentage of High School Students Who Felt Sad or Hopeless,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who felt sad or hopeless (almost every day for >=2 weeks in a row so that they stopped doing some usual activities, ever during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 27.6. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *Almost every day for >=2 weeks in a row so that they stopped doing some usual activities, ever during the 12 months before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN25

Percentage of High School Students Who Seriously Considered Attempting Suicide,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who seriously considered attempting suicide (ever during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *Ever during the 12 months before the survey †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN26

Percentage of High School Students Who Seriously Considered Attempting Suicide,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who seriously considered attempting suicide (ever during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 16.1. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2007 and increased from 2007 to 2017. *Ever during the 12 months before the survey †Decreased, , increased, [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN26

Percentage of High School Students Who Made a Plan About How They Would Attempt Suicide,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who made a plan about how they would attempt suicide (during the 12 months before the survey). The percentage for all students is The percentage for Male students is 8.9. The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *During the 12 months before the survey †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN27

Percentage of High School Students Who Made a Plan About How They Would Attempt Suicide,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who made a plan about how they would attempt suicide (during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 12.0. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2011 and did not change from 2011 to 2017. *During the 12 months before the survey †Decreased, , no change, [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN27

Percentage of High School Students Who Attempted Suicide,
Percentage of High School Students Who Attempted Suicide,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who attempted suicide (one or more times during the 12 months before the survey). The percentage for all students is 7.2. The percentage for Male students is 4.9. The percentage for Female students is 9.1. The percentage for 9th grade students is 7.0. The percentage for 10th grade students is 7.8. The percentage for 11th grade students is 7.7. The percentage for 12th grade students is 5.9. The percentage for Black students is 9.0. The percentage for Hispanic students is 7.8. The percentage for White students is 5.9. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *One or more times during the 12 months before the survey †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN28

Percentage of High School Students Who Attempted Suicide,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who attempted suicide (one or more times during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 7.2. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. *One or more times during the 12 months before the survey †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN28

Percentage of High School Students Who Had a Suicide Attempt That Resulted in an Injury, Poisoning, or Overdose That Had to Be Treated by a Doctor or Nurse,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who had a suicide attempt that resulted in an injury, poisoning, or overdose that had to be treated by a doctor or nurse (during the 12 months before the survey). The percentage for all students is 2.2. The percentage for Male students is 1.7. The percentage for Female students is 2.5. The percentage for 9th grade students is 2.5. The percentage for 10th grade students is 2.8. The percentage for 11th grade students is 2.4. The percentage for 12th grade students is 0.6. The percentage for Black students is 3.7. The percentage for Hispanic students is 3.7. The percentage for White students is 1.0. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *During the 12 months before the survey †9th > 12th, 10th > 12th, 11th > 12th; H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN29

Percentage of High School Students Who Had a Suicide Attempt That Resulted in an Injury, Poisoning, or Overdose That Had to Be Treated by a Doctor or Nurse,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who had a suicide attempt that resulted in an injury, poisoning, or overdose that had to be treated by a doctor or nurse (during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 2.2. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. *During the 12 months before the survey †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN29

Percentage of High School Students Who Ever Tried Cigarette Smoking,
Percentage of High School Students Who Ever Tried Cigarette Smoking,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever tried cigarette smoking (even one or two puffs). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for Hispanic students is higher than for Black students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *Even one or two puffs †10th > 9th, 11th > 9th, 12th > 9th, 12th > 10th; H > B, W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN30

Percentage of High School Students Who Ever Tried Cigarette Smoking,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever tried cigarette smoking (even one or two puffs). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 22.7. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2011, and decreased from 2011 to 2017. *Even one or two puffs †Decreased , decreased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN30

Percentage of High School Students Who First Tried Cigarette Smoking Before Age 13 Years,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who first tried cigarette smoking before age 13 years (even one or two puffs). The percentage for all students is 9.6. The percentage for Male students is The percentage for Female students is 8.9. The percentage for 9th grade students is 9.2. The percentage for 10th grade students is The percentage for 11th grade students is 7.1. The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is 8.9. The percentage for White students is 9.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 11th grade students. The prevalence for 12th grade students is higher than for 11th grade students. (Based on t-test analysis, p < 0.05.) *Even one or two puffs †10th > 11th, 12th > 11th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN31

Percentage of High School Students Who Currently Smoked Cigarettes,
Percentage of High School Students Who Currently Smoked Cigarettes,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently smoked cigarettes (on at least 1 day during the 30 days before the survey). The percentage for all students is 6.2. The percentage for Male students is 7.2. The percentage for Female students is 5.2. The percentage for 9th grade students is 3.6. The percentage for 10th grade students is 4.4. The percentage for 11th grade students is 7.0. The percentage for 12th grade students is The percentage for Black students is 2.0. The percentage for Hispanic students is 6.4. The percentage for White students is 9.3. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for Hispanic students is higher than for Black students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *On at least 1 day during the 30 days before the survey †11th > 9th, 12th > 9th, 12th > 10th; H > B, W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN32

Percentage of High School Students Who Currently Smoked Cigarettes,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who currently smoked cigarettes (on at least 1 day during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 6.2. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2013, and decreased from 2013 to 2017. *On at least 1 day during the 30 days before the survey †Decreased , decreased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN32

Percentage of High School Students Who Currently Smoked Cigarettes Frequently,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently smoked cigarettes frequently (on 20 or more days during the 30 days before the survey). The percentage for all students is 1.7. The percentage for Male students is 2.8. The percentage for Female students is 0.6. The percentage for 9th grade students is 0.6. The percentage for 10th grade students is 1.7. The percentage for 11th grade students is 1.9. The percentage for 12th grade students is 2.8. The percentage for Black students is 1.0. The percentage for Hispanic students is 1.7. The percentage for White students is 2.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *On 20 or more days during the 30 days before the survey †M > F; 10th > 9th, 11th > 9th, 12th > 9th; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNFRCIG

Percentage of High School Students Who Currently Smoked Cigarettes Frequently,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who currently smoked cigarettes frequently (on 20 or more days during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 1.7. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *On 20 or more days during the 30 days before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNFRCIG

Percentage of High School Students Who Currently Smoked Cigarettes Daily,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently smoked cigarettes daily (on all 30 days during the 30 days before the survey). The percentage for all students is 1.6. The percentage for Male students is 2.7. The percentage for Female students is 0.5. The percentage for 9th grade students is 0.6. The percentage for 10th grade students is 1.6. The percentage for 11th grade students is 1.5. The percentage for 12th grade students is 2.8. The percentage for Black students is 1.0. The percentage for Hispanic students is 1.4. The percentage for White students is 2.3. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *On all 30 days during the 30 days before the survey †M > F; 10th > 9th, 12th > 9th; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNDAYCIG

Percentage of High School Students Who Currently Smoked Cigarettes Daily,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who currently smoked cigarettes daily (on all 30 days during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 1.6. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *On all 30 days during the 30 days before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNDAYCIG

Percentage of High School Students Who Smoked More Than 10 Cigarettes Per Day,* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who smoked more than 10 cigarettes per day (on the days they smoked during the 30 days before the survey, among students who currently smoked cigarettes). The percentage for all students is 6.9. The percentage for White students is 3.2. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. *On the days they smoked during the 30 days before the survey, among students who currently smoked cigarettes All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QN33

Percentage of High School Students Who Smoked More Than 10 Cigarettes Per Day,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who smoked more than 10 cigarettes per day (on the days they smoked during the 30 days before the survey, among students who currently smoked cigarettes). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 6.9. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *On the days they smoked during the 30 days before the survey, among students who currently smoked cigarettes †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN33

Percentage of High School Students Who Ever Used an Electronic Vapor Product,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever used an electronic vapor product (including e-cigarettes, e-cigars, e-pipes, vape pipes, vaping pens, e-hookahs, and hookah pens [such as blu, NJOY, Vuse, MarkTen, Logic, Vapin Plus, eGo, and Halo]). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. (Based on t-test analysis, p < 0.05.) *Including e-cigarettes, e-cigars, e-pipes, vape pipes, vaping pens, e-hookahs, and hookah pens [such as blu, NJOY, Vuse, MarkTen, Logic, Vapin Plus, eGo, and Halo] †10th > 9th, 11th > 9th, 12th > 9th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN34

Percentage of High School Students Who Ever Used an Electronic Vapor Product,* 2015-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who ever used an electronic vapor product (including e-cigarettes, e-cigars, e-pipes, vape pipes, vaping pens, e-hookahs, and hookah pens [such as blu, NJOY, Vuse, MarkTen, Logic, Vapin Plus, eGo, and Halo]). The percentage for 2015 is The percentage for 2017 is 37.9. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Including e-cigarettes, e-cigars, e-pipes, vape pipes, vaping pens, e-hookahs, and hookah pens [such as blu, NJOY, Vuse, MarkTen, Logic, Vapin Plus, eGo, and Halo] †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN34

Percentage of High School Students Who Currently Used an Electronic Vapor Product,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently used an electronic vapor product (including e-cigarettes, e-cigars, e-pipes, vape pipes, vaping pens, e-hookahs, and hookah pens [such as blu, NJOY, Vuse, MarkTen, Logic, Vapin Plus, eGo, and Halo], on at least 1 day during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Including e-cigarettes, e-cigars, e-pipes, vape pipes, vaping pens, e-hookahs, and hookah pens [such as blu, NJOY, Vuse, MarkTen, Logic, Vapin Plus, eGo, and Halo], on at least 1 day during the 30 days before the survey †10th > 9th, 12th > 9th; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN35

Percentage of High School Students Who Currently Used an Electronic Vapor Product,* 2015-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who currently used an electronic vapor product (including e-cigarettes, e-cigars, e-pipes, vape pipes, vaping pens, e-hookahs, and hookah pens [such as blu, NJOY, Vuse, MarkTen, Logic, Vapin Plus, eGo, and Halo], on at least 1 day during the 30 days before the survey). The percentage for 2015 is The percentage for 2017 is 13.6. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2015 to 2017. *Including e-cigarettes, e-cigars, e-pipes, vape pipes, vaping pens, e-hookahs, and hookah pens [such as blu, NJOY, Vuse, MarkTen, Logic, Vapin Plus, eGo, and Halo], on at least 1 day during the 30 days before the survey †Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN35

Percentage of High School Students Who Usually Got Their Own Electronic Vapor Products by Buying Them in a Store,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who usually got their own electronic vapor products by buying them in a store (such as a convenience store, supermarket, discount store, gas station, or vape store, during the 30 days before the survey, among students who currently used electronic vapor products and who were aged <18 years). The percentage for all students is The percentage for Male students is The percentage for Female students is 6.2. The percentage for 11th grade students is 8.2. The percentage for White students is 9.7. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. For this behavior, the prevalence for male students is higher than for female students. (Based on t-test analysis, p < 0.05.) *Such as a convenience store, supermarket, discount store, gas station, or vape store, during the 30 days before the survey, among students who currently used electronic vapor products and who were aged <18 years †M > F (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QN36

Percentage of High School Students Who Currently Used Smokeless Tobacco,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently used smokeless tobacco (chewing tobacco, snuff, dip, snus, or dissolvable tobacco products [such as Redman, Levi Garrett, Beechnut, Skoal, Skoal Bandits, Copenhagen, Camel Snus, Marlboro Snus, General Snus, Ariva, Stonewall, or Camel Orbs], not counting any electronic vapor products, on at least 1 day during the 30 days before the survey). The percentage for all students is 3.5. The percentage for Male students is 5.5. The percentage for Female students is 1.4. The percentage for 9th grade students is 2.4. The percentage for 10th grade students is 3.6. The percentage for 11th grade students is 2.8. The percentage for 12th grade students is 5.0. The percentage for Black students is 1.7. The percentage for Hispanic students is 3.5. The percentage for White students is 4.7. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *Chewing tobacco, snuff, dip, snus, or dissolvable tobacco products [such as Redman, Levi Garrett, Beechnut, Skoal, Skoal Bandits, Copenhagen, Camel Snus, Marlboro Snus, General Snus, Ariva, Stonewall, or Camel Orbs], not counting any electronic vapor products, on at least 1 day during the 30 days before the survey †M > F; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN37

Percentage of High School Students Who Currently Smoked Cigars,
Percentage of High School Students Who Currently Smoked Cigars,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently smoked cigars (cigars, cigarillos, or little cigars, on at least 1 day during the 30 days before the survey). The percentage for all students is 7.3. The percentage for Male students is 9.6. The percentage for Female students is 5.0. The percentage for 9th grade students is 3.1. The percentage for 10th grade students is 7.8. The percentage for 11th grade students is 7.9. The percentage for 12th grade students is The percentage for Black students is 5.1. The percentage for Hispanic students is 7.4. The percentage for White students is 8.6. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *Cigars, cigarillos, or little cigars, on at least 1 day during the 30 days before the survey †M > F; 10th > 9th, 11th > 9th, 12th > 9th; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN38

Percentage of High School Students Who Currently Smoked Cigars,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who currently smoked cigars (cigars, cigarillos, or little cigars, on at least 1 day during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 7.3. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *Cigars, cigarillos, or little cigars, on at least 1 day during the 30 days before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN38

Percentage of High School Students Who Currently Smoked Cigarettes or Cigars,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently smoked cigarettes or cigars (on at least 1 day during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is 8.7. The percentage for 9th grade students is 5.3. The percentage for 10th grade students is 9.8. The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is 5.8. The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 11th grade students. The prevalence for Hispanic students is higher than for Black students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *On at least 1 day during the 30 days before the survey †M > F; 10th > 9th, 11th > 9th, 12th > 9th, 12th > 10th, 12th > 11th; H > B, W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNTB2

Percentage of High School Students Who Currently Smoked Cigarettes or Cigars,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who currently smoked cigarettes or cigars (on at least 1 day during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 10.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2013, and decreased from 2013 to 2017. *On at least 1 day during the 30 days before the survey †Decreased , decreased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNTB2

Percentage of High School Students Who Currently Smoked Cigarettes or Cigars or Used Smokeless Tobacco,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently smoked cigarettes or cigars or used smokeless tobacco (on at least 1 day during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is 9.0. The percentage for 9th grade students is 6.3. The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is 5.8. The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 11th grade students. The prevalence for Hispanic students is higher than for Black students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *On at least 1 day during the 30 days before the survey †M > F; 10th > 9th, 11th > 9th, 12th > 9th, 12th > 10th, 12th > 11th; H > B, W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNTB3

Percentage of High School Students Who Currently Smoked Cigarettes or Cigars or Used Smokeless Tobacco or Electronic Vapor Products,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently smoked cigarettes or cigars or used smokeless tobacco or electronic vapor products (on at least 1 day during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *On at least 1 day during the 30 days before the survey †M > F; 10th > 9th, 11th > 9th, 12th > 9th; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNTB4

Percentage of High School Students Who Ever Drank Alcohol,
Percentage of High School Students Who Ever Drank Alcohol,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever drank alcohol (at least one drink of alcohol, on at least 1 day during their life). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *At least one drink of alcohol, on at least 1 day during their life †F > M; 10th > 9th, 11th > 9th, 11th > 10th, 12th > 9th, 12th > 10th; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN40

Percentage of High School Students Who Ever Drank Alcohol,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever drank alcohol (at least one drink of alcohol, on at least 1 day during their life). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 59.5. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2011, and decreased from 2011 to 2017. *At least one drink of alcohol, on at least 1 day during their life †Decreased , decreased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN40

Percentage of High School Students Who Had Their First Drink of Alcohol Before Age 13 Years,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who had their first drink of alcohol before age 13 years (other than a few sips). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *Other than a few sips †9th > 12th, 10th > 12th, 11th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN41

Percentage of High School Students Who Had Their First Drink of Alcohol Before Age 13 Years,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who had their first drink of alcohol before age 13 years (other than a few sips). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 16.1. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, did not change from 1999 to 2003, and decreased from 2003 to 2017. *Other than a few sips †Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN41

Percentage of High School Students Who Currently Drank Alcohol,
Percentage of High School Students Who Currently Drank Alcohol,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently drank alcohol (at least one drink of alcohol, on at least 1 day during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *At least one drink of alcohol, on at least 1 day during the 30 days before the survey †10th > 9th, 11th > 9th, 12th > 9th, 12th > 10th; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN42

Percentage of High School Students Who Currently Drank Alcohol,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who currently drank alcohol (at least one drink of alcohol, on at least 1 day during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 28.7. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, did not change from 1999 to 2009, and decreased from 2009 to 2017. *At least one drink of alcohol, on at least 1 day during the 30 days before the survey †Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN42

Percentage of High School Students Who Currently Were Binge Drinking,
Percentage of High School Students Who Currently Were Binge Drinking,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently were binge drinking (had four or more drinks of alcohol in a row for female students or five or more drinks of alcohol in a row for male students, within a couple of hours, on at least 1 day during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is 7.1. The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is 8.7. The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for Hispanic students is higher than for Black students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *Had four or more drinks of alcohol in a row for female students or five or more drinks of alcohol in a row for male students, within a couple of hours, on at least 1 day during the 30 days before the survey †10th > 9th, 11th > 9th, 12th > 9th; H > B, W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN44

Percentage of High School Students Who Ever Used Marijuana,
Percentage of High School Students Who Ever Used Marijuana,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever used marijuana (one or more times during their life). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 11th grade students. The prevalence for Black students is higher than for Hispanic students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *One or more times during their life †10th > 9th, 11th > 9th, 12th > 9th, 12th > 10th, 12th > 11th; B > H, B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN46

Percentage of High School Students Who Ever Used Marijuana,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever used marijuana (one or more times during their life). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 44.1. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *One or more times during their life †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN46

Percentage of High School Students Who Tried Marijuana for the First Time Before Age 13 Years, by Sex,* Grade,* and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who tried marijuana for the first time before age 13 years. The percentage for all students is 7.4. The percentage for Male students is 9.7. The percentage for Female students is 5.1. The percentage for 9th grade students is 6.7. The percentage for 10th grade students is The percentage for 11th grade students is 6.6. The percentage for 12th grade students is 5.6. The percentage for Black students is 8.5. The percentage for Hispanic students is 8.4. The percentage for White students is 6.2. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *M > F; 10th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN47

Percentage of High School Students Who Tried Marijuana for the First Time Before Age 13 Years, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who tried marijuana for the first time before age 13 years. The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 7.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN47

Percentage of High School Students Who Currently Used Marijuana,
Percentage of High School Students Who Currently Used Marijuana,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently used marijuana (one or more times during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 11th grade students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *One or more times during the 30 days before the survey †10th > 9th, 11th > 9th, 12th > 9th, 12th > 11th; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN48

Percentage of High School Students Who Currently Used Marijuana,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who currently used marijuana (one or more times during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 26.1. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. *One or more times during the 30 days before the survey †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN48

Percentage of High School Students Who Ever Used Cocaine,
Percentage of High School Students Who Ever Used Cocaine,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever used cocaine (any form of cocaine, including powder, crack, or freebase, one or more times during their life). The percentage for all students is 2.9. The percentage for Male students is 3.5. The percentage for Female students is 2.1. The percentage for 9th grade students is 1.3. The percentage for 10th grade students is 2.3. The percentage for 11th grade students is 3.3. The percentage for 12th grade students is 4.5. The percentage for Black students is 1.9. The percentage for Hispanic students is 3.4. The percentage for White students is 3.3. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. (Based on t-test analysis, p < 0.05.) *Any form of cocaine, including powder, crack, or freebase, one or more times during their life †11th > 9th, 12th > 9th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN49

Percentage of High School Students Who Ever Used Cocaine,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever used cocaine (any form of cocaine, including powder, crack, or freebase, one or more times during their life). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 2.9. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, did not change from 1999 to 2009, and decreased from 2009 to 2017. *Any form of cocaine, including powder, crack, or freebase, one or more times during their life †Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN49

Percentage of High School Students Who Ever Used Heroin,
Percentage of High School Students Who Ever Used Heroin,* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever used heroin (also called "smack," "junk," or "China White," one or more times during their life). The percentage for all students is 1.6. The percentage for Male students is 2.1. The percentage for Female students is 1.0. The percentage for 9th grade students is 0.8. The percentage for 10th grade students is 1.5. The percentage for 11th grade students is 1.7. The percentage for 12th grade students is 2.0. The percentage for Black students is 1.1. The percentage for Hispanic students is 2.1. The percentage for White students is 1.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. *Also called "smack," "junk," or "China White," one or more times during their life All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN51

Percentage of High School Students Who Ever Used Heroin,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever used heroin (also called "smack," "junk," or "China White," one or more times during their life). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 1.6. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *Also called "smack," "junk," or "China White," one or more times during their life †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN51

Percentage of High School Students Who Ever Used Methamphetamines,
Percentage of High School Students Who Ever Used Methamphetamines,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever used methamphetamines (also called "speed," "crystal," "crank," or "ice," one or more times during their life). The percentage for all students is 1.7. The percentage for Male students is 2.4. The percentage for Female students is 0.9. The percentage for 9th grade students is 1.1. The percentage for 10th grade students is 1.6. The percentage for 11th grade students is 1.6. The percentage for 12th grade students is 2.2. The percentage for Black students is 1.4. The percentage for Hispanic students is 2.5. The percentage for White students is 1.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. (Based on t-test analysis, p < 0.05.) *Also called "speed," "crystal," "crank," or "ice," one or more times during their life †M > F (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN52

Percentage of High School Students Who Ever Used Methamphetamines,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever used methamphetamines (also called "speed," "crystal," "crank," or "ice," one or more times during their life). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 1.7. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *Also called "speed," "crystal," "crank," or "ice," one or more times during their life †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN52

Percentage of High School Students Who Ever Used Ecstasy,
Percentage of High School Students Who Ever Used Ecstasy,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever used ecstasy (also called "MDMA," one or more times during their life). The percentage for all students is 3.0. The percentage for Male students is 3.7. The percentage for Female students is 2.2. The percentage for 9th grade students is 1.3. The percentage for 10th grade students is 3.1. The percentage for 11th grade students is 2.7. The percentage for 12th grade students is 4.6. The percentage for Black students is 2.1. The percentage for Hispanic students is 3.6. The percentage for White students is 3.3. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 12th grade students is higher than for 9th grade students. (Based on t-test analysis, p < 0.05.) *Also called "MDMA," one or more times during their life †12th > 9th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN53

Percentage of High School Students Who Ever Used Ecstasy,* 2003-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2003 through 2017 for high school students who ever used ecstasy (also called "MDMA," one or more times during their life). The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 3.0. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2003 to 2017. *Also called "MDMA," one or more times during their life †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN53

Percentage of High School Students Who Ever Used Synthetic Marijuana,
Percentage of High School Students Who Ever Used Synthetic Marijuana,* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever used synthetic marijuana (also called "K2," "Spice," "fake weed," "King Kong," "Yucatan Fire," "Skunk," or "Moon Rocks," one or more times during their life). The percentage for all students is 5.4. The percentage for Male students is 5.3. The percentage for Female students is 5.3. The percentage for 9th grade students is 4.0. The percentage for 10th grade students is 6.7. The percentage for 11th grade students is 5.6. The percentage for 12th grade students is 5.0. The percentage for Black students is 4.0. The percentage for Hispanic students is 6.8. The percentage for White students is 5.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. *Also called "K2," "Spice," "fake weed," "King Kong," "Yucatan Fire," "Skunk," or "Moon Rocks," one or more times during their life All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN54

Percentage of High School Students Who Ever Used Synthetic Marijuana,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who ever used synthetic marijuana (also called "K2," "Spice," "fake weed," "King Kong," "Yucatan Fire," "Skunk," or "Moon Rocks," one or more times during their life). The percentage for 2015 is The percentage for 2017 is 5.4. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Also called "K2," "Spice," "fake weed," "King Kong," "Yucatan Fire," "Skunk," or "Moon Rocks," one or more times during their life †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN54

Percentage of High School Students Who Ever Took Steroids Without a Doctor's Prescription,* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever took steroids without a doctor's prescription (pills or shots, one or more times during their life). The percentage for all students is 2.3. The percentage for Male students is 2.8. The percentage for Female students is 1.8. The percentage for 9th grade students is 1.0. The percentage for 10th grade students is 3.0. The percentage for 11th grade students is 2.1. The percentage for 12th grade students is 3.2. The percentage for Black students is 2.7. The percentage for Hispanic students is 2.5. The percentage for White students is 2.1. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. *Pills or shots, one or more times during their life All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN55

Percentage of High School Students Who Ever Took Steroids Without a Doctor's Prescription,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever took steroids without a doctor's prescription (pills or shots, one or more times during their life). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 2.3. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *Pills or shots, one or more times during their life †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN55

Percentage of High School Students Who Ever Took Prescription Pain Medicine Without a Doctor's Prescription or Differently Than How a Doctor Told Them to Use It,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever took prescription pain medicine without a doctor's prescription or differently than how a doctor told them to use it (counting drugs such as codeine, Vicodin, OxyContin, Hydrocodone, and Percocet, one or more times during their life). The percentage for all students is The percentage for Male students is 9.2. The percentage for Female students is The percentage for 9th grade students is 6.8. The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is 9.8. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. (Based on t-test analysis, p < 0.05.) *Counting drugs such as codeine, Vicodin, OxyContin, Hydrocodone, and Percocet, one or more times during their life †10th > 9th, 11th > 9th, 12th > 9th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN56

Percentage of High School Students Who Ever Injected Any Illegal Drug,
Percentage of High School Students Who Ever Injected Any Illegal Drug,* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ever injected any illegal drug (used a needle to inject any illegal drug into their body, one or more times during their life). The percentage for all students is 1.4. The percentage for Male students is 1.9. The percentage for Female students is 0.7. The percentage for 9th grade students is 0.9. The percentage for 10th grade students is 1.7. The percentage for 11th grade students is 1.2. The percentage for 12th grade students is 1.3. The percentage for Black students is 1.0. The percentage for Hispanic students is 1.8. The percentage for White students is 1.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. *Used a needle to inject any illegal drug into their body, one or more times during their life All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN57

Percentage of High School Students Who Ever Injected Any Illegal Drug,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever injected any illegal drug (used a needle to inject any illegal drug into their body, one or more times during their life). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 1.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. *Used a needle to inject any illegal drug into their body, one or more times during their life †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN57

Percentage of High School Students Who Were Offered, Sold, or Given an Illegal Drug on School Property,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were offered, sold, or given an illegal drug on school property (during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. (Based on t-test analysis, p < 0.05.) *During the 12 months before the survey †10th > 9th, 11th > 9th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN58

Percentage of High School Students Who Were Offered, Sold, or Given an Illegal Drug on School Property,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who were offered, sold, or given an illegal drug on school property (during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 16.8. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017. *During the 12 months before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN58

Percentage of High School Students Who Ever Had Sexual Intercourse, by Sex, Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who ever had sexual intercourse. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 11th grade students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *10th > 9th, 11th > 9th, 12th > 9th, 12th > 10th, 12th > 11th; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN59

Percentage of High School Students Who Ever Had Sexual Intercourse, 1999-2017*
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who ever had sexual intercourse. The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 45.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, did not change from 1999 to 2011, and decreased from 2011 to 2017. *Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN59

Percentage of High School Students Who Had Sexual Intercourse for the First Time Before Age 13 Years, by Sex,* Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who had sexual intercourse for the first time before age 13 years. The percentage for all students is 3.6. The percentage for Male students is 5.4. The percentage for Female students is 1.7. The percentage for 9th grade students is 4.4. The percentage for 10th grade students is 4.0. The percentage for 11th grade students is 3.4. The percentage for 12th grade students is 1.7. The percentage for Black students is 6.4. The percentage for Hispanic students is 4.1. The percentage for White students is 1.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *M > F; 9th > 12th; B > W, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN60

Percentage of High School Students Who Had Sexual Intercourse for the First Time Before Age 13 Years, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who had sexual intercourse for the first time before age 13 years. The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 3.6. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2011, and decreased from 2011 to 2017. *Decreased , decreased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN60

Percentage of High School Students Who Had Sexual Intercourse with Four or More Persons During Their Life, by Sex,* Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who had sexual intercourse with four or more persons during their life. The percentage for all students is The percentage for Male students is The percentage for Female students is 8.4. The percentage for 9th grade students is 4.0. The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is 8.9. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 11th grade students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *M > F; 10th > 9th, 11th > 9th, 12th > 9th, 12th > 10th, 12th > 11th; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN61

Percentage of High School Students Who Had Sexual Intercourse with Four or More Persons During Their Life, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who had sexual intercourse with four or more persons during their life. The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 12.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, did not change from 1999 to 2011, and decreased from 2011 to 2017. *Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN61

Percentage of High School Students Who Were Currently Sexually Active,
Percentage of High School Students Who Were Currently Sexually Active,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were currently sexually active (had sexual intercourse with at least one person, during the 3 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 11th grade students. (Based on t-test analysis, p < 0.05.) *Had sexual intercourse with at least one person, during the 3 months before the survey †10th > 9th, 11th > 9th, 12th > 9th, 12th > 10th, 12th > 11th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN62

Percentage of High School Students Who Were Currently Sexually Active,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who were currently sexually active (had sexual intercourse with at least one person, during the 3 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 33.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, did not change from 1999 to 2009, and decreased from 2009 to 2017. *Had sexual intercourse with at least one person, during the 3 months before the survey †Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN62

Percentage of High School Students Who Drank Alcohol or Used Drugs Before Last Sexual Intercourse,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who drank alcohol or used drugs before last sexual intercourse (among students who were currently sexually active). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. For this behavior, the prevalence for male students is higher than for female students. (Based on t-test analysis, p < 0.05.) *Among students who were currently sexually active †M > F (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QN63

Percentage of High School Students Who Drank Alcohol or Used Drugs Before Last Sexual Intercourse,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who drank alcohol or used drugs before last sexual intercourse (among students who were currently sexually active). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 20.3. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. *Among students who were currently sexually active †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN63

Percentage of High School Students Who Used a Condom During Last Sexual Intercourse,* by Sex,† Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who used a condom during last sexual intercourse (among students who were currently sexually active). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 9th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *Among students who were currently sexually active †M > F; 9th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN64

Percentage of High School Students Who Used a Condom During Last Sexual Intercourse,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who used a condom during last sexual intercourse (among students who were currently sexually active). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 52.7. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, increased from 1999 to 2007, and decreased from 2007 to 2017. *Among students who were currently sexually active †Decreased , increased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN64

Percentage of High School Students Who Used Birth Control Pills Before Last Sexual Intercourse,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who used birth control pills before last sexual intercourse (to prevent pregnancy, among students who were currently sexually active). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. For this behavior, the prevalence for female students is higher than for male students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *To prevent pregnancy, among students who were currently sexually active †F > M; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QN65

Percentage of High School Students Who Used Birth Control Pills Before Last Sexual Intercourse,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who used birth control pills before last sexual intercourse (to prevent pregnancy, among students who were currently sexually active). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 19.2. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. *To prevent pregnancy, among students who were currently sexually active †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN65

Percentage of High School Students Who Used an IUD (e. g
Percentage of High School Students Who Used an IUD (e.g., Mirena or Paragard) or Implant (e.g., Implanon or Nexplanon),* by Sex, Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who used an IUD (e.g., Mirena or ParaGard) or implant (e.g., Implanon or Nexplanon) (before last sexual intercourse to prevent pregnancy among students who were currently sexually active). The percentage for all students is 6.0. The percentage for Male students is 3.8. The percentage for Female students is 7.9. The percentage for 10th grade students is 3.6. The percentage for 11th grade students is 6.6. The percentage for 12th grade students is 8.4. The percentage for Black students is 3.2. The percentage for Hispanic students is The percentage for White students is 6.2. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. For this behavior, the prevalence for Hispanic students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *Before last sexual intercourse to prevent pregnancy among students who were currently sexually active †H > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QNIUDIMP

Percentage of High School Students Who Used an IUD (e. g
Percentage of High School Students Who Used an IUD (e.g., Mirena or Paragard) or Implant (e.g., Implanon or Nexplanon),* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who used an IUD (e.g., Mirena or ParaGard) or implant (e.g., Implanon or Nexplanon) (before last sexual intercourse to prevent pregnancy among students who were currently sexually active). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 6.0. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 2013 to 2017. *Before last sexual intercourse to prevent pregnancy among students who were currently sexually active †Increased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QNIUDIMP

Percentage of High School Students Who Used a Shot (e. g
Percentage of High School Students Who Used a Shot (e.g., Depo-Provera), Patch (e.g., Orthoevra), or Birth Control Ring (e.g., Nuvaring),* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who used a shot (e.g., Depo-Provera), patch (e.g., OrthoEvra), or birth control ring (e.g., NuvaRing) (before last sexual intercourse to prevent pregnancy among students who were currently sexually active). The percentage for all students is 5.5. The percentage for Male students is 4.6. The percentage for Female students is 6.4. The percentage for 10th grade students is 5.5. The percentage for 11th grade students is 7.3. The percentage for 12th grade students is 4.1. The percentage for Black students is 4.2. The percentage for Hispanic students is 4.5. The percentage for White students is 5.4. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. *Before last sexual intercourse to prevent pregnancy among students who were currently sexually active All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QNSHPARG

Percentage of High School Students Who Used a Shot (e. g
Percentage of High School Students Who Used a Shot (e.g., Depo-Provera), Patch (e.g., Orthoevra), or Birth Control Ring (e.g., Nuvaring),* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who used a shot (e.g., Depo-Provera), patch (e.g., OrthoEvra), or birth control ring (e.g., NuvaRing) (before last sexual intercourse to prevent pregnancy among students who were currently sexually active). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 5.5. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2013 to 2017. *Before last sexual intercourse to prevent pregnancy among students who were currently sexually active †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QNSHPARG

Percentage of High School Students Who Used Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who used birth control pills; an IUD or implant; or a shot, patch, or birth control ring (before last sexual intercourse to prevent pregnancy among students who were currently sexually active). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. For this behavior, the prevalence for female students is higher than for male students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Before last sexual intercourse to prevent pregnancy among students who were currently sexually active †F > M; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QNOTHHPL

Percentage of High School Students Who Used Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who used birth control pills; an IUD or implant; or a shot, patch, or birth control ring (before last sexual intercourse to prevent pregnancy among students who were currently sexually active). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 30.7. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 2013 to 2017. *Before last sexual intercourse to prevent pregnancy among students who were currently sexually active †Increased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QNOTHHPL

Percentage of High School Students Who Used Both a Condom During and Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring Before Last Sexual Intercourse,* by Sex, Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who used both a condom during and birth control pills; an IUD or implant; or a shot, patch, or birth control ring before last sexual intercourse (to prevent pregnancy among students who were currently sexually active). The percentage for all students is 9.2. The percentage for Male students is 8.5. The percentage for Female students is The percentage for 10th grade students is 7.3. The percentage for 11th grade students is 9.7. The percentage for 12th grade students is The percentage for Black students is 4.2. The percentage for Hispanic students is 5.9. The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. For this behavior, the prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *To prevent pregnancy among students who were currently sexually active †W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QNDUALBC

Percentage of High School Students Who Used Both a Condom During and Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring Before Last Sexual Intercourse,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who used both a condom during and birth control pills; an IUD or implant; or a shot, patch, or birth control ring before last sexual intercourse (to prevent pregnancy among students who were currently sexually active). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 9.2. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2013 to 2017. *To prevent pregnancy among students who were currently sexually active †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QNDUALBC

Percentage of High School Students Who Did Not Use Any Method to Prevent Pregnancy,* by Sex, Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who did not use any method to prevent pregnancy (during last sexual intercourse among students who were currently sexually active). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Missing bar indicates fewer than 100 students in this subgroup. For this behavior, the prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *During last sexual intercourse among students who were currently sexually active †B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Missing bar indicates fewer than 100 students in this subgroup. Note: This graph contains weighted results. Delaware - YRBS, QNBCNONE

Percentage of High School Students Who Did Not Use Any Method to Prevent Pregnancy,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who did not use any method to prevent pregnancy (during last sexual intercourse among students who were currently sexually active). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 16.5. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2007 and increased from 2007 to 2017. *During last sexual intercourse among students who were currently sexually active †Decreased, , increased, [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNBCNONE

Percentage of High School Students Who Had Obesity,
Percentage of High School Students Who Had Obesity,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who had obesity ( ≥ 95th percentile for body mass index, based on sex- and age-specific reference data from the 2000 CDC growth charts. In 2017, new, slightly different ranges were used to calculate biologically implausible responses to height and weight questions.). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. (Based on t-test analysis, p < 0.05.) * ≥ 95th percentile for body mass index, based on sex- and age-specific reference data from the 2000 CDC growth charts. In 2017, new, slightly different ranges were used to calculate biologically implausible responses to height and weight questions. †M > F (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNOBESE

Percentage of High School Students Who Had Obesity,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who had obesity ( ≥ 95th percentile for body mass index, based on sex- and age-specific reference data from the 2000 CDC growth charts. In 2017, new, slightly different ranges were used to calculate biologically implausible responses to height and weight questions.). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 15.1. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 1999 to 2017. * ≥ 95th percentile for body mass index, based on sex- and age-specific reference data from the 2000 CDC growth charts. In 2017, new, slightly different ranges were used to calculate biologically implausible responses to height and weight questions. †Increased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNOBESE

Percentage of High School Students Who Were Overweight,
Percentage of High School Students Who Were Overweight,* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were Overweight ( ≥ 85th percentile but <95th percentile for body mass index, based on sex- and age-specific reference data from the 2000 CDC growth charts. In 2017, new, slightly different ranges were used to calculate biologically implausible responses to height and weight questions.). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. * ≥ 85th percentile but <95th percentile for body mass index, based on sex- and age-specific reference data from the 2000 CDC growth charts. In 2017, new, slightly different ranges were used to calculate biologically implausible responses to height and weight questions. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNOWT

Percentage of High School Students Who Were Overweight,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who were Overweight ( ≥ 85th percentile but <95th percentile for body mass index, based on sex- and age-specific reference data from the 2000 CDC growth charts. In 2017, new, slightly different ranges were used to calculate biologically implausible responses to height and weight questions.). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 16.6. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. * ≥ 85th percentile but <95th percentile for body mass index, based on sex- and age-specific reference data from the 2000 CDC growth charts. In 2017, new, slightly different ranges were used to calculate biologically implausible responses to height and weight questions. †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNOWT

Percentage of High School Students Who Described Themselves As Slightly or Very Overweight, by Sex,* Grade, and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who described themselves as slightly or very overweight. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for Hispanic students is higher than for Black students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *F > M; H > B, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN68

Percentage of High School Students Who Described Themselves As Slightly or Very Overweight, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who described themselves as slightly or very overweight. The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 33.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 1999 to 2017, decreased from 1999 to 2011, and increased from 2011 to 2017. *Increased , decreased , increased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN68

Percentage of High School Students Who Were Trying to Lose Weight, by Sex,* Grade, and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who were trying to lose weight. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for Hispanic students is higher than for Black students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *F > M; H > B, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN69

Percentage of High School Students Who Were Trying to Lose Weight, 1999-2017*
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who were trying to lose weight. The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 46.3. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 1999 to 2017. *Increased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN69

Percentage of High School Students Who Did Not Drink a Can, Bottle, or Glass of Soda or Pop,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who did not drink a can, bottle, or glass of soda or pop (such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *Such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN76

Percentage of High School Students Who Did Not Drink a Can, Bottle, or Glass of Soda or Pop,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2007 through 2017 for high school students who did not drink a can, bottle, or glass of soda or pop (such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey). The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 31.8. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 2007 to 2017. *Such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey †Increased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN76

Percentage of High School Students Who Drank a Can, Bottle, or Glass of Soda or Pop One or More Times Per Day,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who drank a can, bottle, or glass of soda or pop one or more times per day (such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. (Based on t-test analysis, p < 0.05.) *Such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey †M > F (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNSODA1

Percentage of High School Students Who Drank a Can, Bottle, or Glass of Soda or Pop One or More Times Per Day,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2007 through 2017 for high school students who drank a can, bottle, or glass of soda or pop one or more times per day (such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey). The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 18.3. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2007 to 2017. *Such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNSODA1

Percentage of High School Students Who Drank a Can, Bottle, or Glass of Soda or Pop Two or More Times Per Day,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who drank a can, bottle, or glass of soda or pop two or more times per day (such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is 9.6. The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. (Based on t-test analysis, p < 0.05.) *Such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey †M > F (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNSODA2

Percentage of High School Students Who Drank a Can, Bottle, or Glass of Soda or Pop Two or More Times Per Day,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2007 through 2017 for high school students who drank a can, bottle, or glass of soda or pop two or more times per day (such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey). The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 12.1. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2007 to 2017. *Such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNSODA2

Percentage of High School Students Who Drank a Can, Bottle, or Glass of Soda or Pop Three or More Times Per Day,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who drank a can, bottle, or glass of soda or pop three or more times per day (such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey). The percentage for all students is 6.2. The percentage for Male students is 7.1. The percentage for Female students is 5.4. The percentage for 9th grade students is 5.2. The percentage for 10th grade students is 9.1. The percentage for 11th grade students is 5.4. The percentage for 12th grade students is 4.9. The percentage for Black students is 7.9. The percentage for Hispanic students is 4.8. The percentage for White students is 5.4. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 10th grade students is higher than for 11th grade students. The prevalence for 10th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *Such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey †10th > 9th, 10th > 11th, 10th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNSODA3

Percentage of High School Students Who Drank a Can, Bottle, or Glass of Soda or Pop Three or More Times Per Day,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2007 through 2017 for high school students who drank a can, bottle, or glass of soda or pop three or more times per day (such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey). The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 6.2. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2007 to 2017. *Such as Coke, Pepsi, or Sprite, not counting diet soda or diet pop, during the 7 days before the survey †Decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QNSODA3

Percentage of High School Students Who Did Not Eat Breakfast,
Percentage of High School Students Who Did Not Eat Breakfast,* by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who did not eat breakfast (during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. *During the 7 days before the survey All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN78

Percentage of High School Students Who Did Not Eat Breakfast,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2009 through 2017 for high school students who did not eat breakfast (during the 7 days before the survey). The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 11.0. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2009 to 2017. *During the 7 days before the survey †Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN78

Percentage of High School Students Who Ate Breakfast on All 7 Days,
Percentage of High School Students Who Ate Breakfast on All 7 Days,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who ate breakfast on all 7 days (during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 9th grade students is higher than for 10th grade students. The prevalence for Hispanic students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *During the 7 days before the survey †M > F; 9th > 10th; H > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNBK7DAY

Percentage of High School Students Who Ate Breakfast on All 7 Days,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2009 through 2017 for high school students who ate breakfast on all 7 days (during the 7 days before the survey). The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 39.0. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 2009 to 2017. *During the 7 days before the survey †Increased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QNBK7DAY

Percentage of High School Students Who Were Physically Active at Least 60 Minutes Per Day on 5 or More Days,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were physically active at least 60 minutes per day on 5 or more days (in any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 11th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *In any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey †M > F; 9th > 11th, 9th > 12th, 10th > 11th, 10th > 12th; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN79

Percentage of High School Students Who Were Physically Active at Least 60 Minutes Per Day on 5 or More Days,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2011 through 2017 for high school students who were physically active at least 60 minutes per day on 5 or more days (in any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey). The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 43.5. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2011 to 2017. *In any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN79

Percentage of High School Students Who Did Not Participate in at Least 60 Minutes of Physical Activity on at Least 1 Day,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who did not participate in at least 60 minutes of physical activity on at least 1 day (in any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *In any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey †F > M; 11th > 9th, 12th > 9th; B > W, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNPA0DAY

Percentage of High School Students Who Did Not Participate in at Least 60 Minutes of Physical Activity on at Least 1 Day,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2011 through 2017 for high school students who did not participate in at least 60 minutes of physical activity on at least 1 day (in any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey). The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 17.0. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2011 to 2017. *In any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QNPA0DAY

Percentage of High School Students Who Were Physically Active at Least 60 Minutes Per Day on All 7 Days,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were physically active at least 60 minutes per day on all 7 days (in any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 11th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *In any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey †M > F; 9th > 11th, 9th > 12th, 10th > 11th, 10th > 12th, 11th > 12th; W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QNPA7DAY

Percentage of High School Students Who Were Physically Active at Least 60 Minutes Per Day on All 7 Days,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2011 through 2017 for high school students who were physically active at least 60 minutes per day on all 7 days (in any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey). The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 25.1. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2011 to 2017. *In any kind of physical activity that increased their heart rate and made them breathe hard some of the time during the 7 days before the survey †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QNPA7DAY

Percentage of High School Students Who Watched Television 3 or More Hours Per Day,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who watched television 3 or more hours per day (on an average school day). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. The prevalence for Black students is higher than for Hispanic students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *On an average school day †10th > 12th, 11th > 12th; B > H, B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN80

Percentage of High School Students Who Watched Television 3 or More Hours Per Day,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who watched television 3 or more hours per day (on an average school day). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 23.6. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, decreased from 1999 to 2011, and decreased from 2011 to 2017. *On an average school day †Decreased , decreased , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN80

Percentage of High School Students Who Played Video or Computer Games or Used a Computer 3 or More Hours Per Day,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who played video or computer games or used a computer 3 or more hours per day (counting time spent on things such as Xbox, PlayStation, an iPad or other tablet, a smartphone, texting, YouTube, Instagram, Facebook, or other social media, for something that was not school work, on an average school day). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 11th grade students. The prevalence for 10th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *Counting time spent on things such as Xbox, PlayStation, an iPad or other tablet, a smartphone, texting, YouTube, Instagram, Facebook, or other social media, for something that was not school work, on an average school day †10th > 11th, 10th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN81

Percentage of High School Students Who Played Video or Computer Games or Used a Computer 3 or More Hours Per Day,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2007 through 2017 for high school students who played video or computer games or used a computer 3 or more hours per day (counting time spent on things such as Xbox, PlayStation, an iPad or other tablet, a smartphone, texting, YouTube, Instagram, Facebook, or other social media, for something that was not school work, on an average school day). The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 44.6. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 2007 to 2017. *Counting time spent on things such as Xbox, PlayStation, an iPad or other tablet, a smartphone, texting, YouTube, Instagram, Facebook, or other social media, for something that was not school work, on an average school day †Increased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN81

Percentage of High School Students Who Played on at Least One Sports Team,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who played on at least one sports team (counting any teams run by their school or community groups, during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for Black students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Counting any teams run by their school or community groups, during the 12 months before the survey †M > F; 9th > 12th; B > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN83

Percentage of High School Students Who Played on at Least One Sports Team,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who played on at least one sports team (counting any teams run by their school or community groups, during the 12 months before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 53.3. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. *Counting any teams run by their school or community groups, during the 12 months before the survey †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN83

Percentage of High School Students Who Had a Concussion from Playing a Sport or Being Physically Active,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who had a concussion from playing a sport or being physically active (one or more times during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 11th grade students. (Based on t-test analysis, p < 0.05.) *One or more times during the 12 months before the survey †10th > 11th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN84

Percentage of High School Students Who Were Ever Tested for Human Immunodeficiency Virus (HIV),* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who were ever tested for human immunodeficiency virus (HIV) (not counting tests done if they donated blood). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is 8.3. The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Not counting tests done if they donated blood †F > M; 10th > 9th, 11th > 9th, 12th > 9th; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN85

Percentage of High School Students Who Were Ever Tested for Human Immunodeficiency Virus (HIV),* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who were ever tested for human immunodeficiency virus (HIV) (not counting tests done if they donated blood). The percentage for 2015 is The percentage for 2017 is 13.5. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Not counting tests done if they donated blood †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN85

Percentage of High School Students Who Had Ever Been Told by a Doctor or Nurse That They Had Asthma, by Sex, Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who had ever been told by a doctor or nurse that they had asthma. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *10th > 9th, 10th > 12th; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN87

Percentage of High School Students Who Had Ever Been Told by a Doctor or Nurse That They Had Asthma, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who had ever been told by a doctor or nurse that they had asthma. The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 24.3. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2013 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN87

Percentage of High School Students Who Got 8 or More Hours of Sleep,
Percentage of High School Students Who Got 8 or More Hours of Sleep,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who got 8 or more hours of sleep (on an average school night). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 11th grade students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *On an average school night †9th > 11th, 9th > 12th, 10th > 11th; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN88

Percentage of High School Students Who Got 8 or More Hours of Sleep,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2009 through 2017 for high school students who got 8 or more hours of sleep (on an average school night). The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 23.8. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2009 to 2017. *On an average school night †Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN88

Percentage of High School Students Who Described Their Grades in School As Mostly A's or B's,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who described their grades in school as mostly A's or B's (during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 10th grade students. The prevalence for 11th grade students is higher than for 10th grade students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *During the 12 months before the survey †F > M; 9th > 10th, 11th > 10th; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN89

Percentage of High School Students Who Described Their Grades in School As Mostly A's or B's,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2001 through 2017 for high school students who described their grades in school as mostly A's or B's (during the 12 months before the survey). The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 65.8. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 2001 to 2017. *During the 12 months before the survey †Increased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN89

Percentage of High School Students Who Think Other People at School Would Describe Them As Equally Feminine and Masculine, by Sex,* Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who think other people at school would describe them as equally feminine and masculine. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN90

Percentage of High School Students Who Are Transgender, by Sex, Grade, and Race/Ethnicity, 2017
Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who are transgender. The percentage for all students is 1.4. The percentage for Male students is 1.7. The percentage for Female students is 0.9. The percentage for 9th grade students is 1.5. The percentage for 10th grade students is 1.2. The percentage for 11th grade students is 0.6. The percentage for 12th grade students is 1.9. The percentage for Black students is 1.3. The percentage for Hispanic students is 2.1. The percentage for White students is 1.3. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN91

Percentage of High School Students Who Reported Their Mother's Highest Level of Completed Education Is Some High School, Grade School, or Less,* by Sex, Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who reported their mother's highest level of completed education is some high school, grade school, or less (or the person who is like a mother to them). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is 7.9. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for Black students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Or the person who is like a mother to them †B > W, H > B, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN92

Percentage of High School Students Who Usually Slept in the Home of a Friend, Family Member, or Other Person Because They Had to Leave Their Home or Their Parent or Guardian Cannot Afford Housing,* by Sex, Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who usually slept in the home of a friend, family member, or other person because they had to leave their home or their parent or guardian cannot afford housing (during the 30 days before the survey). The percentage for all students is 1.8. The percentage for Male students is 1.9. The percentage for Female students is 1.5. The percentage for 9th grade students is 0.9. The percentage for 10th grade students is 1.5. The percentage for 11th grade students is 1.7. The percentage for 12th grade students is 3.0. The percentage for Black students is 3.0. The percentage for Hispanic students is 0.9. The percentage for White students is 1.0. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for Black students is higher than for Hispanic students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *During the 30 days before the survey †B > H, B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN93

Percentage of High School Students Who Reported That Either of Their Parents or Other Adults in Their Family Are Serving on Active Duty in the Military, by Sex, Grade, and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who reported that either of their parents or other adults in their family are serving on active duty in the military. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN94

Percentage of High School Students Who Reported That Either of Their Parents or Other Adults in Their Family Are Serving on Active Duty in the Military, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2011 through 2017 for high school students who reported that either of their parents or other adults in their family are serving on active duty in the military. The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 13.2. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2011 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN94

Percentage of High School Students Who Are Deaf or Have Serious Difficulty Hearing, by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who are deaf or have serious difficulty hearing. The percentage for all students is 1.8. The percentage for Male students is 2.3. The percentage for Female students is 1.4. The percentage for 9th grade students is 1.3. The percentage for 10th grade students is 2.5. The percentage for 11th grade students is 2.1. The percentage for 12th grade students is 1.2. The percentage for Black students is 2.1. The percentage for Hispanic students is 2.5. The percentage for White students is 1.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN95

Percentage of High School Students Who Are Deaf or Have Serious Difficulty Hearing, 2015-2017*
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who are deaf or have serious difficulty hearing. The percentage for 2015 is The percentage for 2017 is 1.8. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN95

Percentage of High School Students Who Have Serious Difficulty Seeing,
Percentage of High School Students Who Have Serious Difficulty Seeing,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who have serious difficulty seeing (even when wearing glasses). The percentage for all students is 8.1. The percentage for Male students is 6.6. The percentage for Female students is 9.4. The percentage for 9th grade students is 7.3. The percentage for 10th grade students is 8.1. The percentage for 11th grade students is 7.5. The percentage for 12th grade students is 9.0. The percentage for Black students is The percentage for Hispanic students is The percentage for White students is 5.0. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Even when wearing glasses †F > M; B > W, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN96

Percentage of High School Students Who Have Serious Difficulty Seeing,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who have serious difficulty seeing (even when wearing glasses). The percentage for 2015 is The percentage for 2017 is 8.1. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Even when wearing glasses †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN96

Percentage of High School Students Who Have Serious Difficulty Concentrating, Remembering, or Making Decisions,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who have serious difficulty concentrating, remembering, or making decisions (because of a physical, mental, or emotional problem). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *Because of a physical, mental, or emotional problem †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN97

Percentage of High School Students Who Have Serious Difficulty Concentrating, Remembering, or Making Decisions,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who have serious difficulty concentrating, remembering, or making decisions (because of a physical, mental, or emotional problem). The percentage for 2015 is The percentage for 2017 is 24.7. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 2015 to 2017. *Because of a physical, mental, or emotional problem †Increased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN97

Percentage of High School Students Who Have Serious Difficulty Walking or Climbing Stairs, by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who have serious difficulty walking or climbing stairs. The percentage for all students is 2.4. The percentage for Male students is 2.1. The percentage for Female students is 2.7. The percentage for 9th grade students is 2.1. The percentage for 10th grade students is 2.7. The percentage for 11th grade students is 1.9. The percentage for 12th grade students is 2.5. The percentage for Black students is 2.1. The percentage for Hispanic students is 3.4. The percentage for White students is 1.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN98

Percentage of High School Students Who Have Serious Difficulty Walking or Climbing Stairs, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who have serious difficulty walking or climbing stairs. The percentage for 2015 is The percentage for 2017 is 2.4. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN98

Percentage of High School Students Who Carried a Gun,
Percentage of High School Students Who Carried a Gun,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who carried a gun (not counting the days when they carried a gun only for hunting or for a sport such as target shooting, on at least one day during the 30 days before the survey). The percentage for all students is 5.0. The percentage for Male students is 8.2. The percentage for Female students is 1.7. The percentage for 9th grade students is 4.5. The percentage for 10th grade students is 6.7. The percentage for 11th grade students is 3.7. The percentage for 12th grade students is 4.3. The percentage for Black students is 7.7. The percentage for Hispanic students is 5.8. The percentage for White students is 3.2. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Not counting the days when they carried a gun only for hunting or for a sport such as target shooting, on at least one day during the 30 days before the survey †M > F; B > W, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN99

Percentage of High School Students Who Carried a Gun,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who carried a gun (not counting the days when they carried a gun only for hunting or for a sport such as target shooting, on at least one day during the 30 days before the survey). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 5.0. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 1999 to 2017. *Not counting the days when they carried a gun only for hunting or for a sport such as target shooting, on at least one day during the 30 days before the survey †No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Note: This graph contains weighted results. Delaware - YRBS, QN99

Percentage of High School Students Who Reported Someone They Were Dating or Going out with Purposely Tried to Control Them or Emotionally Hurt Them One or More Times,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who reported someone they were dating or going out with purposely tried to control them or emotionally hurt them one or more times (such things as being told who they could and could not spend time with, being humiliated in front of others, or being threatened if they did not do what they wanted, during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *Such things as being told who they could and could not spend time with, being humiliated in front of others, or being threatened if they did not do what they wanted, during the 12 months before the survey, among students who dated or went out with someone during the 12 months before the survey †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN100

Percentage of High School Students Who Have Been Asked to Text, or Post Electronically a Revealing or Sexual Photo of Themselves,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who have been asked to text, or post electronically a revealing or sexual photo of themselves (during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *During the 30 days before the survey †F > M; W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN101

Percentage of High School Students Who Had Texted, ed, or Posted Electronically a Revealing or Sexual Photo of Themselves,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who had texted, ed, or posted electronically a revealing or sexual photo of themselves (during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is 8.3. The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *During the 30 days before the survey †F > M; 10th > 9th, 11th > 9th, 12th > 9th; W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN102

Percentage of High School Students Who Had Received a Text or an with a Revealing or Sexual Photo of Someone,* by Sex, Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who had received a text or an with a revealing or sexual photo of someone (during the 30 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 11th grade students is higher than for 9th grade students. (Based on t-test analysis, p < 0.05.) *During the 30 days before the survey †11th > 9th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN103

Percentage of High School Students Who Reported a Revealing or Sexual Photo of Them Had Been Texted, ed, or Posted Electronically Without Their Permission,* by Sex, Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who reported a revealing or sexual photo of them had been texted, ed, or posted electronically without their permission (during the 30 days before the survey). The percentage for all students is 2.2. The percentage for Male students is 2.5. The percentage for Female students is 2.0. The percentage for 9th grade students is 1.7. The percentage for 10th grade students is 2.3. The percentage for 11th grade students is 2.4. The percentage for 12th grade students is 2.3. The percentage for Black students is 2.2. The percentage for Hispanic students is 4.5. The percentage for White students is 1.4. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *During the 30 days before the survey †H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN104

Percentage of High School Students Who Did Something to Purposely Hurt Themselves Without Wanting to Die,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who did something to purposely hurt themselves without wanting to die (such as cutting or burning themselves on purpose one or more times during the 12 months before the survey). The percentage for all students is The percentage for Male students is 8.6. The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *Such as cutting or burning themselves on purpose one or more times during the 12 months before the survey †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN105

Percentage of High School Students Who Reported That the Largest Number of Alcoholic Drinks They Had in a Row Was 10 or More Drinks,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who reported that the largest number of alcoholic drinks they had in a row was 10 or more drinks (within a couple of hours during the 30 days before the survey). The percentage for all students is 2.6. The percentage for Male students is 3.5. The percentage for Female students is 1.7. The percentage for 9th grade students is 1.0. The percentage for 10th grade students is 2.1. The percentage for 11th grade students is 3.0. The percentage for 12th grade students is 4.6. The percentage for Black students is 0.9. The percentage for Hispanic students is 1.8. The percentage for White students is 4.0. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Within a couple of hours during the 30 days before the survey †M > F; 11th > 9th, 12th > 9th; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN106

Percentage of High School Students Who Reported That the Largest Number of Alcoholic Drinks They Had in a Row Was 10 or More Drinks,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2013 through 2017 for high school students who reported that the largest number of alcoholic drinks they had in a row was 10 or more drinks (within a couple of hours during the 30 days before the survey). The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 2.6. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2013 to 2017. *Within a couple of hours during the 30 days before the survey †Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Note: This graph contains weighted results. Delaware - YRBS, QN106

Percentage of High School Students Who Currently Took Prescription Pain Medicine Without a Doctor's Prescription or Differently Than How a Doctor Told Them to Use It,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who currently took prescription pain medicine without a doctor's prescription or differently than how a doctor told them to use it (counting drugs such as codeine, Vicodin, OxyContin, Hydrocodone, and Percocet, one or more times during the 30 days before the survey). The percentage for all students is 5.8. The percentage for Male students is 6.0. The percentage for Female students is 5.4. The percentage for 9th grade students is 4.2. The percentage for 10th grade students is 5.8. The percentage for 11th grade students is 7.3. The percentage for 12th grade students is 5.8. The percentage for Black students is 7.6. The percentage for Hispanic students is 5.7. The percentage for White students is 4.6. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 11th grade students is higher than for 9th grade students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Counting drugs such as codeine, Vicodin, OxyContin, Hydrocodone, and Percocet, one or more times during the 30 days before the survey †11th > 9th; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN107

Percentage of High School Students Who Reported Their Partners Were Three or More Years Older Than Themselves the First Time They Had Sexual Intercourse,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who reported their partners were three or more years older than themselves the first time they had sexual intercourse (among students who have had sexual intercourse). The percentage for all students is The percentage for Male students is 8.2. The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is 9.9. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Among students who have had sexual intercourse †F > M; B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN108

Percentage of High School Students Who Have Been Pregnant or Gotten Someone Pregnant,* by Sex, Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who have been pregnant or gotten someone pregnant (one or more times). The percentage for all students is 3.4. The percentage for Male students is 3.9. The percentage for Female students is 2.8. The percentage for 9th grade students is 2.1. The percentage for 10th grade students is 4.1. The percentage for 11th grade students is 3.1. The percentage for 12th grade students is 4.0. The percentage for Black students is 3.6. The percentage for Hispanic students is 5.9. The percentage for White students is 2.3. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *One or more times †H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN109

Percentage of High School Students Who Have Been Pregnant or Gotten Someone Pregnant,* 1999-2017†
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 1999 through 2017 for high school students who have been pregnant or gotten someone pregnant (one or more times). The percentage for 1999 is The percentage for 2001 is The percentage for 2003 is The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 3.4. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 1999 to 2017, did not change from 1999 to 2011, and decreased from 2011 to 2017. *One or more times †Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Delaware - YRBS, QN109

Percentage of High School Students Who Have Been Told by a Doctor or Nurse That They Had a Sexually Transmitted Disease (STD), by Sex, Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who have been told by a doctor or nurse that they had a sexually transmitted disease (STD). The percentage for all students is 2.8. The percentage for Male students is 2.5. The percentage for Female students is 3.1. The percentage for 9th grade students is 1.9. The percentage for 10th grade students is 2.4. The percentage for 11th grade students is 1.8. The percentage for 12th grade students is 5.2. The percentage for Black students is 4.2. The percentage for Hispanic students is 2.2. The percentage for White students is 2.3. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN110

Percentage of High School Students Who Have Been Told by a Doctor or Nurse That They Had a Sexually Transmitted Disease (STD), * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2007 through 2017 for high school students who have been told by a doctor or nurse that they had a sexually transmitted disease (STD). The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 2.8. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2007 to 2017. *No change [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Delaware - YRBS, QN110

Percentage of High School Students Who Have Ever Given or Received Oral Sex, by Sex, Grade,* and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who have ever given or received oral sex. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 10th grade students. The prevalence for 12th grade students is higher than for 11th grade students. (Based on t-test analysis, p < 0.05.) *10th > 9th, 11th > 9th, 11th > 10th, 12th > 9th, 12th > 10th, 12th > 11th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN111

Percentage of High School Students Who Have Ever Given or Received Oral Sex, 2005-2017*
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2005 through 2017 for high school students who have ever given or received oral sex. The percentage for 2005 is The percentage for 2007 is The percentage for 2009 is The percentage for 2011 is The percentage for 2013 is The percentage for 2015 is The percentage for 2017 is 45.9. Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). For this behavior, based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2005 to 2017, did not change from 2005 to 2011, and decreased from 2011 to 2017. *Decreased , no change , decreased [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present).] Delaware - YRBS, QN111

Percentage of High School Students Who Did Not Eat Fruit,
Percentage of High School Students Who Did Not Eat Fruit,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who did not eat fruit (during the 7 days before the survey). The percentage for all students is 8.6. The percentage for Male students is 9.7. The percentage for Female students is 7.5. The percentage for 9th grade students is 8.8. The percentage for 10th grade students is 9.2. The percentage for 11th grade students is 5.9. The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is 6.2. The percentage for White students is 7.7. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 10th grade students is higher than for 11th grade students. The prevalence for Black students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *During the 7 days before the survey †9th > 11th, 10th > 11th; B > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN112

Percentage of High School Students Who Did Not Eat Vegetables or Salad,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who did not eat vegetables or salad (not counting potatoes, one or more times during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Not counting potatoes, one or more times during the 7 days before the survey †M > F; B > W, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN113

Percentage of High School Students Who Drank a Caffeinated Drink,
Percentage of High School Students Who Drank a Caffeinated Drink,* by Sex, Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who drank a caffeinated drink (such as coffee, tea, sodas, power drinks, energy drinks or other drinks with caffeine added, one or more times per day during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 11th grade students is higher than for 9th grade students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Such as coffee, tea, sodas, power drinks, energy drinks or other drinks with caffeine added, one or more times per day during the 7 days before the survey †11th > 9th; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN114

Percentage of High School Students Who Drank a Caffeinated Drink,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who drank a caffeinated drink (such as coffee, tea, sodas, power drinks, energy drinks or other drinks with caffeine added, one or more times per day during the 7 days before the survey). The percentage for 2015 is The percentage for 2017 is 22.5. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Such as coffee, tea, sodas, power drinks, energy drinks or other drinks with caffeine added, one or more times per day during the 7 days before the survey †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN114

Percentage of High School Students Who Drank a Can, Bottle, or Glass of a Sugar-Sweetened Beverage,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who drank a can, bottle, or glass of a sugar-sweetened beverage (such as sports drinks (for example, Gatorade or PowerAde), energy drinks (for example, Red Bull or Jolt), lemonade, sweetened tea or coffee drinks, flavored milk, Snapple, or Sunny Delight, not counting soda or pop or 100% fruit juice, one or more times per day during the 7 days before the survey). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for Black students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Such as sports drinks (for example, Gatorade or PowerAde), energy drinks (for example, Red Bull or Jolt), lemonade, sweetened tea or coffee drinks, flavored milk, Snapple, or Sunny Delight, not counting soda or pop or 100% fruit juice, one or more times per day during the 7 days before the survey †M > F; B > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN115

Percentage of High School Students Who Most of the Time or Always Went Hungry Because There Was Not Enough Food in Their Home,* by Sex, Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who most of the time or always went hungry because there was not enough food in their home (during the 30 days before the survey). The percentage for all students is 4.0. The percentage for Male students is 3.9. The percentage for Female students is 3.7. The percentage for 9th grade students is 4.7. The percentage for 10th grade students is 4.3. The percentage for 11th grade students is 2.9. The percentage for 12th grade students is 3.0. The percentage for Black students is 6.1. The percentage for Hispanic students is 4.6. The percentage for White students is 2.5. All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *During the 30 days before the survey †B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN116

Percentage of High School Students Who Play Violent Video Games,
Percentage of High School Students Who Play Violent Video Games,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who play violent video games (such as games that are rated M, 2 or more hours per week on average). The percentage for all students is The percentage for Male students is The percentage for Female students is 7.1. The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for male students is higher than for female students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *Such as games that are rated M, 2 or more hours per week on average †M > F; W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN117

Percentage of High School Students Who Play Violent Video Games,
These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who play violent video games (such as games that are rated M, 2 or more hours per week on average). The percentage for 2015 is The percentage for 2017 is 30.2. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Such as games that are rated M, 2 or more hours per week on average †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN117

Percentage of High School Students Who Have Been Taught About AIDS or HIV Infection in School, by Sex,* Grade, and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who have been taught about AIDS or HIV infection in school. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for Black students is higher than for Hispanic students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *F > M; B > H, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN118

Percentage of High School Students Who Have Ever Been Taught in School About Where They Could Get Sexual Health Services,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who have ever been taught in school about where they could get sexual health services (such as birth control, condoms, or HIV or other sexually transmitted disease (STD) testing or treatment). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 10th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 12th grade students is higher than for 9th grade students. The prevalence for Black students is higher than for Hispanic students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Such as birth control, condoms, or HIV or other sexually transmitted disease (STD) testing or treatment †F > M; 10th > 9th, 11th > 9th, 12th > 9th; B > H, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN119

Percentage of High School Students Who Strongly Agree or Agree That Their Parents or Other Adults in Their Family Have Clear Rules and Consequences for Their Behavior, by Sex,* Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who strongly agree or agree that their parents or other adults in their family have clear rules and consequences for their behavior. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN120

Percentage of High School Students Who Strongly Agree or Agree That Their Parents or Other Adults in Their Family Have Clear Rules and Consequences for Their Behavior, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who strongly agree or agree that their parents or other adults in their family have clear rules and consequences for their behavior. The percentage for 2015 is The percentage for 2017 is 79.7. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN120

Percentage of High School Students Who Reported Their Parents or Other Adults in Their Family Talked with Them About What They Expect Them to Do or Not to Do When It Comes to Sex, by Sex,* Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who reported their parents or other adults in their family talked with them about what they expect them to do or not to do when it comes to sex. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for Black students is higher than for Hispanic students. The prevalence for Black students is higher than for White students. (Based on t-test analysis, p < 0.05.) *F > M; 11th > 9th; B > H, B > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN121

Percentage of High School Students Who Reported Their Parents or Other Adults in Their Family Talked with Them About What They Expect Them to Do or Not to Do When It Comes to Sex, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported their parents or other adults in their family talked with them about what they expect them to do or not to do when it comes to sex. The percentage for 2015 is The percentage for 2017 is 62.6. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN121

Percentage of High School Students Who Think People Moderately or Greatly Risk Harming Themselves Physically or in Other Ways When They Smoke One or More Packs of Cigarettes Per Day, by Sex,* Grade, and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who think people moderately or greatly risk harming themselves physically or in other ways when they smoke one or more packs of cigarettes per day. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for Hispanic students is higher than for Black students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *F > M; H > B, W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN122

Percentage of High School Students Who Think People Moderately or Greatly Risk Harming Themselves Physically or in Other Ways When They Smoke One or More Packs of Cigarettes Per Day, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who think people moderately or greatly risk harming themselves physically or in other ways when they smoke one or more packs of cigarettes per day. The percentage for 2015 is The percentage for 2017 is 79.3. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence increased from 2015 to 2017. *Increased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN122

Percentage of High School Students Who Think People Moderately or Greatly Risk Harming Themselves Physically or in Other Ways When They Have Five or More Drinks of an Alcoholic Beverage,* by Sex,† Grade,† and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who think people moderately or greatly risk harming themselves physically or in other ways when they have five or more drinks of an alcoholic beverage (once or twice a week). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 11th grade students is higher than for 10th grade students. (Based on t-test analysis, p < 0.05.) *Once or twice a week †F > M; 11th > 10th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN123

Percentage of High School Students Who Think People Moderately or Greatly Risk Harming Themselves Physically or in Other Ways When They Have Five or More Drinks of an Alcoholic Beverage,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who think people moderately or greatly risk harming themselves physically or in other ways when they have five or more drinks of an alcoholic beverage (once or twice a week). The percentage for 2015 is The percentage for 2017 is 72.9. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Once or twice a week †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN123

Percentage of High School Students Who Think People Moderately or Greatly Risk Harming Themselves Physically or in Other Ways When They Smoke Marijuana Once or Twice a Week, by Sex,* Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who think people moderately or greatly risk harming themselves physically or in other ways when they smoke marijuana once or twice a week. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 10th grade students. The prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. The prevalence for Hispanic students is higher than for Black students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *F > M; 9th > 10th, 9th > 11th, 9th > 12th, 10th > 12th, 11th > 12th; H > B, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN124

Percentage of High School Students Who Think People Moderately or Greatly Risk Harming Themselves Physically or in Other Ways When They Smoke Marijuana Once or Twice a Week, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who think people moderately or greatly risk harming themselves physically or in other ways when they smoke marijuana once or twice a week. The percentage for 2015 is The percentage for 2017 is 37.9. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN124

Percentage of High School Students Who Think People Moderately or Greatly Risk Harming Themselves Physically or in Other Ways When They Use Prescription Drugs That Are Not Prescribed to Them, by Sex,* Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who think people moderately or greatly risk harming themselves physically or in other ways when they use prescription drugs that are not prescribed to them. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 11th grade students is higher than for 9th grade students. The prevalence for 11th grade students is higher than for 10th grade students. The prevalence for Hispanic students is higher than for Black students. The prevalence for White students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *F > M; 11th > 9th, 11th > 10th; H > B, W > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN125

Percentage of High School Students Who Think People Moderately or Greatly Risk Harming Themselves Physically or in Other Ways When They Use Prescription Drugs That Are Not Prescribed to Them, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who think people moderately or greatly risk harming themselves physically or in other ways when they use prescription drugs that are not prescribed to them. The percentage for 2015 is The percentage for 2017 is 80.5. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN125

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Smoke Tobacco, by Sex,* Grade,* and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who reported parents feel it wrong or very wrong for them to smoke tobacco. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *F > M; 9th > 12th, 10th > 12th, 11th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN126

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Smoke Tobacco, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported parents feel it wrong or very wrong for them to smoke tobacco. The percentage for 2015 is The percentage for 2017 is 86.1. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN126

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Have One or Two Drinks of an Alcoholic Beverage Nearly Every Day, by Sex,* Grade,* and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who reported parents feel it wrong or very wrong for them to have one or two drinks of an alcoholic beverage nearly every day. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *F > M; 9th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN127

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Have One or Two Drinks of an Alcoholic Beverage Nearly Every Day, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported parents feel it wrong or very wrong for them to have one or two drinks of an alcoholic beverage nearly every day. The percentage for 2015 is The percentage for 2017 is 84.9. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN127

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Smoke Marijuana, by Sex,* Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who reported parents feel it wrong or very wrong for them to smoke marijuana. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 10th grade students. The prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. The prevalence for Hispanic students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *F > M; 9th > 10th, 9th > 11th, 9th > 12th, 10th > 12th, 11th > 12th; H > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN128

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Smoke Marijuana, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported parents feel it wrong or very wrong for them to smoke marijuana. The percentage for 2015 is The percentage for 2017 is 74.1. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2015 to 2017. *Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN128

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Use Prescription Drugs,* by Sex,† Grade, and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who reported parents feel it wrong or very wrong for them to use prescription drugs (not prescribed to the student). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. (Based on t-test analysis, p < 0.05.) *Not prescribed to the student †F > M (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN129

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Use Prescription Drugs,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported parents feel it wrong or very wrong for them to use prescription drugs (not prescribed to the student). The percentage for 2015 is The percentage for 2017 is 91.4. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Not prescribed to the student †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN129

Percentage of High School Students Who Reported Parents Feel It Wrong or Very Wrong for Them to Play Violent Video Games,* by Sex,† Grade,† and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who reported parents feel it wrong or very wrong for them to play violent video games (such as games that are rated M). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 10th grade students. The prevalence for Black students is higher than for White students. The prevalence for Hispanic students is higher than for Black students. The prevalence for Hispanic students is higher than for White students. (Based on t-test analysis, p < 0.05.) *Such as games that are rated M †F > M; 9th > 10th; B > W, H > B, H > W (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN130

Percentage of High School Students Who Reported Friends Feel It Would Be Wrong or Very Wrong for Them to Smoke Tobacco, by Sex,* Grade,* and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who reported friends feel it would be wrong or very wrong for them to smoke tobacco. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *F > M; 9th > 12th, 10th > 12th, 11th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN131

Percentage of High School Students Who Reported Friends Feel It Would Be Wrong or Very Wrong for Them to Smoke Tobacco, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported friends feel it would be wrong or very wrong for them to smoke tobacco. The percentage for 2015 is The percentage for 2017 is 69.1. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN131

Percentage of High School Students Who Reported Friends Feel It Would Be Wrong or Very Wrong for Them to Have One or Two Drinks of an Alcoholic Beverage Nearly Every Day, by Sex,* Grade,* and Race/Ethnicity, 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who reported friends feel it would be wrong or very wrong for them to have one or two drinks of an alcoholic beverage nearly every day. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for 9th grade students is higher than for 10th grade students. The prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 9th grade students is higher than for 12th grade students. (Based on t-test analysis, p < 0.05.) *F > M; 9th > 10th, 9th > 11th, 9th > 12th (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN132

Percentage of High School Students Who Reported Friends Feel It Would Be Wrong or Very Wrong for Them to Have One or Two Drinks of an Alcoholic Beverage Nearly Every Day, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported friends feel it would be wrong or very wrong for them to have one or two drinks of an alcoholic beverage nearly every day. The percentage for 2015 is The percentage for 2017 is 59.7. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2015 to 2017. *Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN132

Percentage of High School Students Who Reported Friends Feel It Would Be Wrong or Very Wrong for Them to Smoke Marijuana, by Sex, Grade,* and Race/Ethnicity,* 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows percentages of high school students who reported friends feel it would be wrong or very wrong for them to smoke marijuana. The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for 9th grade students is higher than for 10th grade students. The prevalence for 9th grade students is higher than for 11th grade students. The prevalence for 9th grade students is higher than for 12th grade students. The prevalence for 10th grade students is higher than for 12th grade students. The prevalence for 11th grade students is higher than for 12th grade students. The prevalence for Hispanic students is higher than for Black students. (Based on t-test analysis, p < 0.05.) *9th > 10th, 9th > 11th, 9th > 12th, 10th > 12th, 11th > 12th; H > B (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN133

Percentage of High School Students Who Reported Friends Feel It Would Be Wrong or Very Wrong for Them to Smoke Marijuana, * These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported friends feel it would be wrong or very wrong for them to smoke marijuana. The percentage for 2015 is The percentage for 2017 is 36.0. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence decreased from 2015 to 2017. *Decreased [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN133

Percentage of High School Students Who Reported Friends Feel It Would Be Wrong or Very Wrong for Them to Use Prescription Drugs,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017 Delaware Youth Risk Behavior Survey. This slide shows the percentage of high school students who reported friends feel it would be wrong or very wrong for them to use prescription drugs (not prescribed to the student). The percentage for all students is The percentage for Male students is The percentage for Female students is The percentage for 9th grade students is The percentage for 10th grade students is The percentage for 11th grade students is The percentage for 12th grade students is The percentage for Black students is The percentage for Hispanic students is The percentage for White students is All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. For this behavior, the prevalence for female students is higher than for male students. The prevalence for White students is higher than for Black students. The prevalence for White students is higher than for Hispanic students. (Based on t-test analysis, p < 0.05.) *Not prescribed to the student †F > M; W > B, W > H (Based on t-test analysis, p < 0.05.) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. Note: This graph contains weighted results. Delaware - YRBS, QN134

Percentage of High School Students Who Reported Friends Feel It Would Be Wrong or Very Wrong for Them to Use Prescription Drugs,* † These are results from the Delaware Youth Risk Behavior Surveys, This slide shows percentages from 2015 through 2017 for high school students who reported friends feel it would be wrong or very wrong for them to use prescription drugs (not prescribed to the student). The percentage for 2015 is The percentage for 2017 is 79.1. For this behavior, based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05), the prevalence did not change from 2015 to 2017. *Not prescribed to the student †No change [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0.05).] Delaware - YRBS, QN134

Percentage of High School Students Who Rarely or Never Wore a Seat Belt,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017.

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Percentage of High School Students Who Rarely or Never Wore a Seat Belt,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017.

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Presentation on theme: "Percentage of High School Students Who Rarely or Never Wore a Seat Belt,* by Sex,† Grade, and Race/Ethnicity,† 2017 Data for this slide are from the 2017."— Presentation transcript:

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