Olufemi Ajumobi

Olufemi Ajumobi

Ph.D. Student - Social and Behavioral Health


Research interests 

Substance abuse/use prevention and peer recovery in youths

Faculty mentors

  • Dr. Karla Wagner


  • 2020: Graduate Student Association International/DACA Student Spring 2020 Scholarship
  • 2019 – 2020: Graduate Dean’s Merit Scholar, Graduate School, University of Nevada, Reno
  • 2011: Best Outbreak Investigation Award, 4th African Field Epidemiology Network Scientific Conference, Dar es Salaam, Tanzania
  • 2003: First Prize, International Student Project Competition - Tropical Health and Education Trust, London 

Selected presentations and publications

Oral presentations

  • Ajumobi, O. (2018, November) Polio Legacy at work: supporting malaria elimination in Nigeria (oral presentation). Talk given at 7th AFENET Scientific Conference, Pre-Conference Workshop titled ‘Strengthening Public Health Systems in Nigeria Using Polio Structure: The National STOP Transmission, Maputo, Mozambique.
  • Ajumobi, O., Sabitu, K., Ntadom, G., Nguku,P. & Poggensee, G (2012, November). Evaluation of Performance of Standard-Diagnostic Bioline Rapid Diagnostic Test in Malaria diagnosis-Makarfi, Nigeria, 2011. Talk given at 7th Global TEPHINET conference, Amman, Jordan.
  • Ajumobi, O., Sabitu, K., Ajayi, I.O., Nguku, P. & Poggensee, G. (2012, October). Malaria diagnosis: perspectives from caregivers and health staff, Makarfi, Nigeria. Talk given at 140th American Public Health Association Annual Meeting, San Francisco, California.
  • Ajumobi, O., Tsofo, A., Yango, M., Aworh, M., Anagbogu, I., Mohammed, A., Poggensee,  G., Nguku, P., Umar-Tsafe, N., Suleiman, M., Abdullahi, M., Sabitu, K. & Akpan, H. (2011, December). Acute Lead Poisoning Outbreak Among Young Children in Bagega Community, Zamfara-Nigeria, 2010. Talk given at 4th AFENET Scientific Conference, Dar es Salaam, Tanzania and awarded ‘Best Outbreak Investigation Award, 2011’.
  • Ajumobi, O., Nguku, P., Coker, E.B.A., Audu, B., Sabitu, K. & Akpan, H. (2010, November). Malaria Surveillance System Evaluation in Nigeria. Talk given at European Scientific Conference on Applied Infectious Diseases and Epidemiology, Lisbon, Portugal.
  • Ajumobi, O & Coker, E.B.A. (2009, December). National Tuberculosis Program and National AIDS Program: the challenges of collaboration in TB-HIV activities: Success and challenges from the program: the two perspectives from Nigeria. Talk given at 40th Union World Conference on Lung Health, Cancun, Mexico.

 Poster presentations

  • Ajumobi, O.,  Uhomoibhi, P., Onyiah, P., Babalola, O., Sharafadeen, S., Ughasoro, M.D., Adamu, A.Y., Odeyinka, O., Orimogunje, T., Maikore, I., Shekarau,E., Ogunwale, A., Afolabi, R., Udeh, S., Ndubuisi, A., Umoette, N., Nguku, P. & Ajayi, I.O. (2018, September). An innovative approach to developing a National Malaria Operations Research Agenda: Nigerian experience. Poster presented at European and Developing Countries Clinical Trials Partnership Ninth Forum, Lisbon, Portugal.
  • Ajumobi, O.,  Adewole, A., Bala, U., Umar, A., Waziri, N., Gidado, S., IsaacI., Ugbenyo, G. & Simple, E. (2019, November). Awareness and Use of Malaria Control Strategies In Kano and Zamfara States, Nigeria. Poster presented at American Society of Tropical Medicine and Hygiene conference, Baltimore, USA.
  • Ajumobi, O., Nguku, P., Poggensee, G., Coker, E., Audu, B., Ntadom, G., Sabitu, K.,  & Akpan, H. (2011, December). Assessment of treatment practices for Malaria in children under 5 years, Nigeria, 2008. Poster presented at American Society of Tropical Medicine and Hygiene Annual conference, Philadelphia, USA.
  • Ajumobi, O., Onyeneke, J., Olanpeleeke, O., Nguku, P., Poggensee, G., Sabitu, K., Ilori, E., Coker, E., Audu, B., Oresanya, O., Ntadom, G. & Akpan, H (2011, February). Temporal trends of malaria cases and deaths-Nigeria, 2003-2009. Poster presented at International Meeting on Emerging Diseases and Surveillance, Vienna, Austria.


  • Okenwa , U.J, Dairo, M.D., Bamgboye, E. & Ajumobi, O (2020). Maternal knowledge and infant uptake of valid hepatitis B vaccine birth dose at routine immunization clinics in Enugu State – Nigeria. Vaccine, doi: 10.1016/j.vaccine.2020.01.044
  • Okenwa , U.J, Dairo, M.D.,Uba, B. & Ajumobi,O (2019). Maternal reasons for non-receipt of valid Hepatitis B birth dose among mother-infant pairs attending routine immunization clinics, South-east, Nigeria. Vaccine, 37 (2019) 6894–6899. doi:  10.1016/j.vaccine.2019.09.056
  • Usman, S.A., Shehu, A., Ajumobi, O.,  Gidado, S., Dalhatu, I.,  Balogun, M., Riyad, M., Saude, I., Adewuyi,  P. & Nsubuga, P. (2019). Predictors of non-adherence to antiretroviral therapy among HIV patients in secondary health care facilities in Kano State- Nigeria, a case-control study. Pan African Medical Journal, 32 (Suppl 1): 3
  • Mokuolu, O.A., Ajumobi, O., Ntadom, G.N., Adedoyin, O.T.,  Roberts, A.A., Agomo, C.O.,  Edozieh, K.U.,  Okafor, H.U.,  Wammanda, R.D., Odey, F.A., Maikore, I.K., Abikoye,  O.O., Alabi, A.D., Amajoh, C. & Audu, B.M (2018). Provider and patient perceptions of malaria rapid diagnostic test use in Nigeria: a cross-sectional evaluation. Malaria Journal, 17:200 https://doi.org/10.1186/s12936-018-2346-x 
  • Ajumobi, O., Sabitu, K., Ajayi, I., Nguku, P., Ufere, J., Wasswa, P., Isiguzo, C., Anyanti, J. & Liu, J (2017). Demand-related factors influencing caregivers’ awareness of malaria tests and health workers’ testing practices, in Makarfi, Nigeria. Malaria Journal, 16:487. https://doi.org/10.1186/s12936-017-2138-8
  • Adedire, E.B., Ajayi, I., Fawole, O.I., Ajumobi, O., Kasasa, S., Wasswa, P., Nguku, P (2016). Immunisation coverage and its determinants among children aged 12-23 months in Atakumosa-west district, Osun State Nigeria – A cross-sectional study. BMC Public Health,16(1): 905. doi:10.1186/s12889-016-3531-x
  • Oluyomi, B. F., Ajayi, I., Fawole, O., David, D., Ajumobi, O., Oladimeji, A. & Yoon, S. (2016). Adherence to malaria diagnosis and treatment guidelines among healthcare workers in Ogun State, Nigeria. BMC Public Health, 16:828 doi 10.1186/s12889-016-3495-x
  • Ajumobi, O., Sabitu, K., Nguku, P., Kwaga, J., Ntadom, G. & Gitta, S (2015). Performance of an HRP-2 Rapid Diagnostic Test in Nigerian Children Less Than 5 Years of Age. American Journal of Tropical Medicine and Hygiene, 92(4): 828–833. doi:10.4269/ajtmh.13-0558
  • Ajumobi, O., Tsofo, A., Yango, M., Aworh, M., Anagbogu, I. N. & Mohammed, A (2014). High concentration of blood lead levels among young children in Bagega community, Zamfara – Nigeria and the potential risk factor. Pan African Medical Journal, 18(Suppl 1):14.
  • Lawoyin, T.O., Ajumobi, O., Abdul, M.M., Abdulmalik, J.O., Adegoke, D.A. & Agbedeyi, O.A (2005). Drug Use among Senior Secondary School Students in Rural Nigeria, African Journal of Medicine and Medical Science 2005 Dec ;34(4):355-9


2023 (anticipated) Ph.D. in Public Health with specialization in Social and Behavioral Health 

2012 Master of Public Health (Field Epidemiology), Ahmadu Bello University, Zaria, Nigeria

2002 Bachelor of Medicine and Surgery, University of Ibadan, Nigeria