TTUHSC Paul L. Foster School of Medicine
Biostatistics and Epidemiology

Border Health Research

Division of Biostatistics & Epidemiology

Faculty

Patrick Tarwater, Ph.D

Professor and Chief

915-545-5701

Education:

Ph.D 1999 Biometry- The University of Texas Health Science Center at Houston

M.S. 1992 Mathematics- Texas Tech University

B.A. 1990 Mathematics- Texas Tech University

Research Interests:

Biostatistics

Analytic Methods for Cohort Studies

Survival Analysis

Longitudinal Data Analysis

Infectious Disease Epidemiology

Memberships:

American Statistical Association

American College of Epidemiology

Alok Kumar Dwivedi, Ph.D

Assistant Professor

Curriculum Vitae

915-545-5711

Education:

Ph.D 2009 Biostatistics- All India Institute of Medical Sciences (AIIMS), New Delhi, India

M.Sc. 2004 Statistics- Banaras Hindu University (BHU), Uttar Pradesh, India

B.Sc. 2002 Statistics and Computer Science- Deen Dayal Upadhaya Gorakhpur University, Uttar Pradesh, India

Research Interests:

Formulating research questions and study designs

Methods of randomization and sample size

Developing databases

Count data models

Designing and conducting randomized clinical trials

Reviewing grants, journal articles, and research proposals

Memberships:

American Statistical Association

Indian Society of Medical Statistics

Melchor Ortiz, Ph.D

Professor

915-545-5701

 Education:

Ph.D 1975 Statistics- Texas A M University

M.S. 1971 Mathematics- Texas A i University

B.S. 1970 Mathematics- Texas A I University

Research Interests:

Research Support

Experimental Design

Analysis of Designed Experiments

Multiple Regression

Memberships:

American Statistical Association

Sigma Xi