Professor, Division of Biostatistics
Interim Chair, MS in Epidemiology Programs
Department of Preventive Medicine

Office: 633 Doctors Office Building
Tel: (901) 448-1195


  • Ph.D., University of Oklahoma Health Science Center, Oklahoma City, OK, Biostatistics
  • M.P.H., University of Oklahoma Health Science Center, Oklahoma City, OK, Biostatistics
  • B.S., Cameron University, Lawton, OK, Computer Science/Mathematics

Curriculum Vitae

Past Employment

2003-2014 University of Arkansas for Medical Sciences

1998-2003 University of Oklahoma Health Science Center

1999-2003 Oklahoma State Health Department

Research Description

Ongoing projects include randomized trials evaluating post-cessation weight gain interventions, weight loss and managements for pregnant and postpartum women, comparative effectiveness disparity trials for diabetes and weight control among Pacific Islander population in NW Arkansas, and clinical studies of obstetric outcomes.

Research Interest/Specialty

Longitudinal data methods and repeated measures, missing data problems, mixed models, hyperbolastic and other non-linear growth models, statistical computing and simulation, graphics, survey methods, categorical data methods, logistic regression topics and variable selection algorithms.


  1. Preston, MA, Glover-Collins, K, Ross, L, Porter, A, Bursac, Z, Woods, D, Burton, J, Crowell, K, Laryea, J, Henry-Tillman, RS. Colorectal cancer screening in rural and poor-resourced communities. Am J Surg, 2017.
  2. Little, MA, Ebbert, JO, Bursac, Z, Talcott, GW, Talley, L, LeRoy, KM, Womack, CR, Hryshko-Mullen, AS, Klesges, RC. Enhancing the efficacy of a smoking quit line in the military: Study rationale, design and methods of the Freedom quit line. Contemp Clin Trials, 59, 51-56, 2017.
  3. Vidal, G, Bursac, Z, Miranda-Carboni, G, White-Means, S, Starlard-Davenport, A. Racial disparities in survival outcomes by breast tumor subtype among African American women in Memphis, Tennessee. Cancer Med, 6 (7), 1776-1786, 2017.
  4. Derefinko, KJ, Bursac, Z, Mejia, MG, Milich, R, Lynam, DR. Rural and urban substance use differences: effects of the transition to college. Am J Drug Alcohol Abuse, 1-11, 2017.
  5. Bondurant, KL, Wheeler, JG, Bursac, Z, Holmes, T, Tilford, JM. Comparison of Office-Based Versus Outsourced Immunization Recall Services. Clin Pediatr (Phila), 56 (6), 555-563, 2017.
  6. McElfish, PA, Goulden, PA, Bursac, Z, Hudson, J, Purvis, RS, Kim Yeary, KH, Aitaoto, N, Kohler, PO. Engagement practices that join scientific methods with community wisdom: designing a patient-centered, randomized control trial with a Pacific Islander community. Nurs Inq, 24 (2), 2017.
  7. Popova, L, Linde, BD, Bursac, Z, Talcott, GW, Modayil, MV, Little, MA, Ling, PM, Glantz, SA, Klesges, RC. Testing antismoking messages for Air Force trainees. Tob Control, 25 (6), 656-663, 2016.
  8. Marino, KA, Little, MA, Bursac, Z, Sullivan, JL, Klesges, R, Weksler, B. Operating on Patients Who Smoke: A Survey of Thoracic Surgeons in the United States. Ann Thorac Surg, 102 (3), 911-916, 2016.
  9. Little, MA, Bursac, Z, Derefinko, KJ, Ebbert, JO, Talcott, GW, Hryshko-Mullen, A, Klesges, RC. Types of Dual and Poly-Tobacco Users in the US Military. Am J Epidemiol, 184 (3), 211-8, 2016.
  10. Derefinko, KJ, Klesges, RC, Bursac, Z, Little, MA, Hryshko-Mullen, A, Talcott, GW. Alcohol issues prior to training in the United States Air Force. Addict Behav, 58, 142-8, 2016.
  11. Little, MA, Talcott, GW, Bursac, Z, Linde, BD, Pagano, LA, Messler, EC, Ebbert, JO, Klesges, RC. Efficacy of a Brief Tobacco Intervention for Tobacco and Nicotine Containing Product Use in the US Air Force. Nicotine Tob Res, 18 (5), 1142-9, 2016.
  12. Little, MA, Derefinko, KJ, Colvin, L, Ebbert, JO, Bursac, Z, Talcott, GW, Richey, PA, Klesges, RC. The Prevalence of E-cigarette Use in a Sample of U.S. Air Force Recruits. Am J Prev Med, 49 (3), 402-8, 2015.
  13. McElfish, PA, Bridges, MD, Hudson, JS, Purvis, RS, Bursac, Z, Kohler, PO, Goulden, PA. Family Model of Diabetes Education With a Pacific Islander Community. Diabetes Educ, 2015.
  14. Hayes, CJ, Hudson, TJ, Phillips, MM, Bursac, Z, Williams, JS, Austin, MA, Edlund, MJ, Martin, BC. The influence of propoxyphene withdrawal on opioid use in veterans. Pharmacoepidemiol Drug Saf, 2015.
  15. Krukowski, RA, Bursac, Z, Little, MA, Klesges, RC. The Relationship between Body Mass Index and Post-Cessation Weight Gain in the Year after Quitting Smoking: A Cross-Sectional Study. PLoS One, 11 (3), e0151290, 2015.
  16. Little, MA, Derefinko, KJ, Bursac, Z, Ebbert, JO, Colvin, L, Talcott, GW, Hryshko-Mullen, AS, Richey, PA, Klesges, RC. Prevalence and Correlates of Tobacco and Nicotine Containing Product Use in a Sample of United States Air Force Trainees. Nicotine Tob Res, 2015.
  17. Felix, HC, Seaberg, B, Bursac, Z, Thostenson, J, Stewart, MK. Why do patients keep coming back? Results of a readmitted patient survey. Soc Work Health Care, 54 (1), 1-15, 2015.
  18. Williams, DK, Bursac, Z. Three algorithms and SAS macros for estimating power and sample size for logistic models with one or more independent variables of interest in the presence of covariates. Source Code Biol Med, 9, 24, 2014.