Centers for Disease Control and Prevention National Center for Health Statistics Tour of the Website Tatiana Louis, MS National Center for Health Statistics
A brief history of health examination surveys
National Health Examination Survey: The Beginning –July 3, National Health Survey Act authorizing a continuous survey to provide statistical data on the amount, distribution, and effects of illness and disability in the U.S. –Established a Health Interview Survey with periodic “special surveys” based on health examinations (the “Health Examination Survey”) –Also proposed health records survey
National Health Examination Survey: From an Idea to a Reality –Planning during 1957 and 1958 –Decision to use mobile examination centers –Three pilots in 1958 and 1959 –Survey begins in October 1959 –NCHS formed in 1960
National Health (and Nutrition) Examination Surveys NHES I years NHES II years NHES III years NHANES I years NHANES II mo.-74 years HHANES mo.-74 years NHANES III mo. + NHANES1999-All ages SurveyDatesAges OP96S025
National Health Examination Survey (NHES I): Staffing –Two mobile examination centers (MEC) in operation –MEC staff -- doctor, dentist, x-ray tech and interviewer –Household interviewers and other staff to schedule examinations
NHANES Mobile Exam Center OP96S041
NHANES mobile examination centers Standard environment Standard equipment Standard specimen collection Standard staff procedures Automated data collection Minimal site-specific error OP96S043
National Health and Nutrition Examination Surveys NHES I years NHES II years NHES III years NHANES I years NHANES II mo.-74 years HHANES mo.-74 years NHANES III mo. + NHANES1999-All ages SurveyDatesAges OP96S025
National Health and Nutrition Examination Surveys NHES I years NHES II years NHES III years NHANES I years NHANES II mo.-74 years HHANES mo.-74 years NHANES III mo. + NHANES1999-All ages SurveyDatesAges OP96S025
NHANES Becomes A Continuous Survey
National Health and Nutrition Examination Surveys NHES I years NHES II years NHES III years NHANES I years NHANES II mo.-74 years HHANES mo.-74 years NHANES III mo. + NHANES1999-All ages SurveyDatesAges OP96S025
NHANES Interviewing staff Interviewers (27) Field Offices (3) Office staff (5) OP96S046
NHANES Mobile Examination Center (MEC)staff Physician Dietary interviewers (2) Private health interviewers (2) Health technicians (4) Phlebotomist (1) Manager Coordinator OP96S046
Estimate the prevalence of health conditions and risk behaviors Describe awareness, treatment and control of selected diseases Study the relationship of diet and health Monitor trends over time Goals of NHANES OP96S023
OBJECTIVES Overview of our NEW website How to locate pertinent information on the existing website How to locate current and historic NHANES datasets Download the Analytic Guidelines
Most updated version
Other related links Other related links
SUMMARY Information on current and past NHANES survey Download codebooks, documentation and data Find survey questionnaires, manuals, and exam components Download the ANALYTIC GUIDELINES Contact us
U.S. DEPARTMENT OF HEALTH AND HUMAN SERVICES Centers for Disease Control and Prevention National Center for Health Statistics