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Zekarias Berhane, PhD

Zekarias Berhane

Assistant Research Professor of Biostatistics
Epidemiology and Biostatistics
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PhD, Biostatistics, University of Pittsburgh Graduate School of Public Health
MS, Biostatistics, University of Pittsburgh Graduate School of Public Health
BSc, Mathematics, Addis Ababa University


Zekarias Berhane received his B.Sc. in Mathematics from Addis Ababa University, and an M.S. and Ph.D. in Biostatistics from the Graduate School of Public Health at the University of Pittsburgh. He worked as a Post Doctoral Associate on the development of a Generalized Model for Post Transplant Survival and collaborative work on analyzing Medicare Database focusing on ICU deaths in the Medicare population at the University of Pittsburgh. As a graduate student researcher, he worked in developing an Innovative Statistical Approaches to Modeling Multiple Outcome Data from the National Surgical Adjuvant Breast and Bowel Project (NSABP) Breast Cancer Prevention Trial (BCPT) and also in the analysis of Traffic Safety Data Project. Some of his areas of research interest include modeling time to event data with single and multiple outcomes, mixed effect models and regression diagnostics.

Research Interests

  • Cancer
  • Clinical Trials
  • Data Analysis Methods
  • Global health and International health
  • Health Disparities
  • Maternal and Child Health
  • Urban Health


S. Mazumdar, Z. Berhane, L. Weissfeld, A. Begley, M.A. Dew, P. R. Houck, C.F. Reynolds III
Survival Models With time-Varying Coefficients: A Flexible Approach to the Analysis of Psychiatric Survival Data. Psychopharmacology Bulletin, 2002.
Autumn 2002, 36: 4

A. E. Barnato, Z. Berhane, L. A. Weissfeld, W. T. Linde-Zwirble, Chung-Chou H and D. C. Angus
The Effect of Race and Ethnicity on Intensive Care Use at the End of Life. Health Services Research, doi, 1111/j. 1475-6773, 2006.00598.x

Perez HR, NJ Zimmerman, Z. Berhane (2006)
Evaluation of culturable particle load on HVAC filters before and after remediation: a pilot study. Indoor and Built Environment 15(6):525-533