Dr. Olubunmi Orekoya

Olubunmi Orekoya, PhD

Professor of Global Health
Epidemiology & Demographics Specialist
International Experience:  Nigeria, USA





  • Doctor of Philosophy, Epidemiology, University of South Carolina, Columbia SC
  • Master of Public Health, Epidemiology & Maternal & Child Health, Boston University, MA
  • Bachelor of Medicine, Bachelor of Surgery, University of Ibadan, Ibadan, Nigeria

Doctoral Dissertation 

  • Early life risk factors influencing health outcomes in children



  • Preparing Future Faculty Credential
  • South Carolina Leadership Education in Neurodevelopmental Disorders (SC LEND), USC School of Medicine / Greenville Hospital System / Medical University of South Carolina 
  • Certified, Educational Commission for Foreign Medical Graduates (EDFMG)  

Teaching Specializations

  • Epidemiology
  • Epidemiologic Methods
  • Health Demographics
  • Global Public Health

Academic & Professional Experience

  • Teaching Assistant, Department of Epidemiology & Biostatistics, Arnold School of Public Health, University of South Carolina, Columbia, SC
  • Research Assistant, Department of Pediatrics, Team for Early Childhood Solutions, School of Medicine, University of South Carolina, Columbia, SC  
  • Teaching Assistant / Laboratory Instructor, Department of Epidemiology & Biostatistics, Arnold School of Public Health, University of South Carolina, Columbia, SC
  • Graduate Research Assistant, Department of Epidemiology & Biostatistics, Arnold School of Public Health, University of South Carolina, Columbia, SC
  • Research Assistant, Department of Molecular Orthopedics, Brigham and Women's Hospital, Harvard Medical School, Boston, MA
  • Teaching Assistant, Department of Epidemiology, School of Public Health, Boston University, Boston, MA
  • Research Assistant, Traumatic Brain Injury, Resource Optimization Center, Boston University Chapter, Boston, MA
  • Research Intern Project Solve, Pediatrics Department, Boston University Medical Center, Boston, MA

Clinical Work Experience  

  • Resident Doctor, Pediatrics Department, University College Hospital, Ibadan, Nigeria
  • Medical Officer, Harvard PEPFAR, University College Hospital, Ibadan, Nigeria
  • Medical Officer, Corp Personnel, General Outpatient Department, University College Hospital, Ibadan, Nigeria
  • House Physician, University of Ilorin Teaching Hospital, Ilorin, Nigeria  

Ongoing Clinical Research  

  • Integrated psychiatry at a Level 1 Trauma Surgery Program: A Four Year Review of Diagnoses, Demographics, and Comorbidities. Palmetto Health Columbia, SC
    • Role: Co-investigator
  • Effects of Early Feeding in the Critically-Ill Traumatic Brain Injury Population Palmetto Health Columbia, SC
    • Role: Co-Investigator  


  • Orekoya O., Liu J., Rothenberg S., Boghossian N., Hazlett L., Cai B. Maternal gestational weight gain and offspring's weight at 12 months of age in rural Guangxi province, China: the mediating role of birth weight. The 29th Annual Meeting of the Society of Pediatric and Perinatal Epidemiologic Research, Miami Florida, June 20, 2016. [Poster]
  • Orekoya O. Maternal Gestational weight gain and offspring’s weight at 12 months of age in rural Guangxi province, China. Graduate Student Day, University of South Carolina, April 8, 2016  [Poster] January 7, 2016
  • Orekoya Olubunmi, Oluwole A Babatunde, Swann Arp Adams, Seul Ki Choi, Marsha Samson, James R Hebert. Racial disparities in cervical cancer Epidemiology and Mortality-to-Incidence Ratios in South Carolina. Cervical Cancer-Free South Carolina Summit on Improved Health through Education and Innovation. Greenville, South Carolina, January 7, 2016 [Poster]
  • Deroche Chelsea, Orekoya, Olubunmi, Samson Marsha, Hallman Terri. NBS Connect Patient Registry: Homocysturnia. Nurturing Developing Minds Conference, Greenville Health System, Greenville, South Carolina. February 27 2015 [Oral]
  • Samson M., Orekoya O., Onyeajam, D., Trivedi, T. (2014). Gestational Diabetes Mellitus and changes in offspring’s weight during infancy: A longitudinal analysis. South East SAS Users Group Conference, Myrtle Beach, SC.,October 10 2014  [Poster]
  • Orekoya, O., Ersek, J., Liu J. (2014). Pregnancy intention and low birth weight among first pregnancies. Carolina Women Health Research Forum; Columbia, SC, October 17 2014  [Poster]
  • Orekoya O. Risk Profile for Depression among Mothers of Children with Developmental Delay Participating in Early Intervention Programs. Maternal and Child Health (MCH) Forum, Boston University; Boston, MA, April 20 2010  [Oral]
  • Davis J., O'Keefe E., Elias E. Orekoya O., Sponholtz T. Improving outcomes of rehabilitation treatments for traumatic brain injury: The development of an online database. American Public Health Association (APHA) Meeting; Denver, Colorado, November 2010  [Poster]  


  • Babatunde O., Adams S., Orekoya O., Basen-Engquist K., Steck S. Effect of physical activity on quality of life as perceived by endometrial cancer survivors: A systematic review. Int J Gynecol Cancer. 2016 Sep 19. 
  • Orekoya O, Samson M. The Impact of Obesity on Surgical Outcomes in Endometrial Cancer Patient - A Review. Journal of Gynecologic Surgery. February 2016, Doi: 10.1089/gyn.2015.0114.
  • Boghossian, N.S, Orekoya, O., Liu, J., & Liu, J. Pregnancy Interventions or Behaviors and Cardiometabolic Biomarkers: a Systematic Review. Curr Epidemiol Rep (2016) 3:27 doi:10.1007/s40471-016-0061-0
  • Samson, M., Porter, N., Orekoya, O., Hebert, J. R., Adams, S. A., Bennett, C. L., & Steck, S. E. (2016). Progestin and breast cancer risk: a systematic review. Breast Cancer Res Treat, 155(1), 3-12.
  • Trivedi, T., Samson, M., Orekoya, O. Obesity as a risk factor for prostate cancer: A clinical review. Integrative Cancer Science and Therapeutics. Doi: 10.15761/ICST.1000172
  • Samson M., Adam S., Orekoya O., Herbert R. Understanding the Association of Diabetes with Breast Cancer among African-American and European American populations in South Carolina. Journal of Racial and Ethnic Health Disparities 10/2015; DOI: 10.1007/s40615-015-0173-0
  • Xu G, Liu J, Liu S, Zhou H, Orekoya O, Li Y, et al. The Expanding Burden of Elevated Blood Pressure in China: Evidence from Jiangxi Province, 2007-2010. Medicine 2015; 94(39):0000000000001623.
  • Samson M., Orekoya O., Trivedi T., Vyas S. Understanding the importance of gene and environment in the prevention of Type 2 diabetes mellitus in high-risk population. Oral Health Case Reports 2016

Membership in Academic & Professional Associations

  • Society for Epidemiologic Research
  • Society for Pediatrics and Perinatal Epidemiologic Research
  • Delta Epsilon Iota Honors Society
  • American Public Health Association
  • Nigerian Medical Association
  • Appointed Chief House Officer, University of Ilorin Teaching Hospital, Nigeria
  • Appointed Treasurer, Kogi State Medical Student Association, University of Ibadan
  • Appointed Social and Welfare Minister, Hamstrings Club, Ibadan, Nigeria


  • English, native or bilingual fluency
  • Yoruba, native or bilingual fluency