1. Biostatistics Center Medical Center Unit A GWUMC Core Facility November 29, 2006 GWU Research Presentation: Biostatistics bscsjs@gwumc.edu 202-994-7887

2. BCMCU Biostatisticians Sam Simmens, Ph.D. (Director) Sam Simmens, Ph.D. (Director) Heather Young, Ph.D. Heather Young, Ph.D. Karen Jones, MS (part-time) Karen Jones, MS (part-time) Afifa Klouj, MBA Afifa Klouj, MBA Other affiliated faculty: Other affiliated faculty: Madeline Rice, Ph.D. Madeline Rice, Ph.D. Heather Hoffman, Ph.D. Heather Hoffman, Ph.D.

3. What we do… Help with grant applications Help with grant applications Serve on grants and contracts Serve on grants and contracts Supervise student biostatisticians Supervise student biostatisticians We serve faculty in any GWUMC dept.; sometimes outside of Medical Center We serve faculty in any GWUMC dept.; sometimes outside of Medical Center

4. Skills in Applied Biostatistics General study design, sample size calculation, MS-Access database management General study design, sample size calculation, MS-Access database management Standard applied statistical tools: bivariate, multivariate, regression, etc Standard applied statistical tools: bivariate, multivariate, regression, etc Specialized skills: measurement models, cluster randomized trial analysis, structural equation modeling, limit of detection analysis, propensity scores, multiple imputation for missing data, longitudinal analysis methods, complex survey sample analysis Specialized skills: measurement models, cluster randomized trial analysis, structural equation modeling, limit of detection analysis, propensity scores, multiple imputation for missing data, longitudinal analysis methods, complex survey sample analysis