Division of Biostatistics
Director: Sarah J. Ratcliffe, Ph.D
Division faculty and staff are engaged in original biostatistical methodological research, collaborative research, and teaching across many diverse areas.
Biostatistical Methodological Research: Areas of methodological research include causal inference, clinical trials, functional data analysis, imaging, longitudinal data analysis, machine learning, nonparametric statistics, predictive analytics, survival analysis, and time series analysis. Division faculty are Principal Investigators on projects funded through grants from the National Institutes of Health and other governmental and private sources. Research projects include biostatistical and epidemiological investigations of chronic kidney disease and end-stage renal disease (Dr. Guofen Yan), causal effects of chronic kidney disease associated physiologic factors (Dr. Jennie Ma), and development of predictive tools for transplant outcomes (Dr. Sarah Ratcliffe).
Collaborative Research: The Division provides statistical expertise for the School of Medicine, the Health System, UVA, industry, governmental agencies, and foundations. This includes facilitating and enhancing research and providing assistance in developing new grant proposals, designing new studies, developing analytical schemes for large and/or complicated data sets, and providing direct data analyses. Division faculty and staff also provide consultation and collaboration through the PHS department Consultation and Collaboration Program.
Teaching: Division faculty and staff teach formal courses in Public Health Sciences, teach short courses / seminars, and advise students and trainees within and beyond Public Health Sciences.
Service: Division faculty are actively engaged in a variety of national organizations such as the American Statistical Association, ENAR, and NIH and its study sections. They serve on numerous journal editorial boards and review panels, Data Safety Monitoring Boards, as well as a wide variety of important committees of the School of Medicine and University.
Recent Division Highlights
- Dr. Pavel Chernyavskiy joined the division as an Assistant Professor in February (2021).
- Dr. Tim McMurry received an “International Highly Commended” in the Royal Statistical Society’s Statistics of the Year 2019 Awards for “Women car passengers wearing seatbelts are an estimated 73% more likely to be seriously injured in frontal car crashes than men.” (Paper).
- Dr. Guofen Yan’s research was selected for American Society of Nephrology Newswire release, entitled “Racial/Ethnic Differences in Mortality for Patients on Dialysis in U.S. Territories and States”, Washington, DC, December 19, 2019
- Dr. Sarah Ratcliffe was elected to the Executive Board of the International Biometrics Society (2021-2024).