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Emmanuel Chona is a Tutorial Assistant in the Department of Clinical Nursing. He holds a Bachelor of Science in Nursing from MUHAS and is currently pursuing a Master of Public Health in Implementation Science.
As a public health researcher and implementation scientist, his work focuses on integrating evidence-based interventions into routine healthcare practice to improve health outcomes and strengthen health systems. His research interests include implementation science, health systems research, and infectious diseases, with a focus on generating evidence to inform sustainable health interventions in resource-limited settings. He is committed to bridging the gap between research and practice and improving population health outcomes in low- and middle-income countries.
Mr. Chona’s research interests are centered on implementation science, health systems research, and infectious diseases, with a particular focus on improving the uptake, scale-up, and sustainability of evidence-based health interventions in resource-limited settings. His work seeks to generate actionable evidence that informs policy and practice, strengthens health systems, and improves population health outcomes.
Research Projects
1. Prevalence, Associated Factors, and One-Year Health Outcomes of Atrial Fibrillation among Adults Aged 40 Years and Above in Pwani, Tanzania (2026–2028)
Role: Principal Investigator
Funded by the East Africa Centre of Excellence for Cardiovascular Sciences (EACoECVS), this community-based study investigates the prevalence, associated factors, and one-year health outcomes of atrial fibrillation among adults aged 40 years and above to inform cardiovascular disease prevention and management strategies in Tanzania.
2. Acceptability of Cognitive Behavioral Therapy for Substance Use Disorders in Sober Houses among Clients and Service Providers in Dar es Salaam, Tanzania (2025–2026)
Role: Principal Investigator
Funded by EMPOWER-TZ in collaboration with the Johns Hopkins Bloomberg School of Public Health, this implementation science study investigates the acceptability of Cognitive Behavioral Therapy (CBT) among clients and service providers in sober houses to inform the adaptation and implementation of psychosocial interventions for substance use disorders.
3. Medication-Related Burden among Clients in an Integrated Anti-TB and ART Program in Dar es Salaam, Tanzania: A Mixed-Methods Study (2026–2027)
Role: Principal Investigator
This mixed-methods study investigates the medication-related burden and treatment experiences among clients receiving integrated anti-TB and ART services to inform patient-centered interventions and improve quality of care.
1. Gosse, R. A., Mosha, S. R., Livingstone, G., Msengi, E. A., & Chona, E. Z. (2026). Unignorable burden of mental health disorders among adolescents in sub-Saharan Africa: a call for urgent action. BMJ Global Health, 11, e02058. https://doi.org/10.1136/bmjgh-2025-022058
2. Chona, E. Z., Gosse, R. A., Msengi, E. A., Aruldhas, T. P., Mkonongo, L., Matle, T. M., Iseselo, M. K., & Ambikile, J. S. (2025). Life Experiences of Women Diagnosed With Cervical Cancer in Sub‐Saharan Africa: A Systematic Review of Qualitative Studies. Psycho-Oncology, 34, e70280. https://doi.org/10.1002/pon.70280
3. Chona, E. Z., Gosse, R. A., William, D. A., Kiang, R. H., & Ramadham, F. B. (2025). Dietary Knowledge and Practices among Diabetes Patients Attending Muhimbili National Hospital in Dar es Salaam, Tanzania. Tanzania Journal of Health Research, 26(4), 2363-2375. https://dx.doi.org/10.4314/thrb.v26i4.21
4. Ambikile, J. S., Msengi, E. A., Chona, E. Z., & Gosse, R. A. (2025). Coping strategies utilized by patients with cervical cancer: an explorative qualitative study at the Ocean Road Cancer Institute in Dar es Salaam, Tanzania. BMC Women’s Health, 25(59), 1-10. https://doi.org/10.1186/s12905-024-03536-8
5. Gosse, R. A., Chona, E. Z., & Msengi, E. M. (2025). Knowledge of Risk Factors and Warning Signs of Stroke among Hypertensive Patients at Jakaya Kikwete Cardiac Institute, Tanzania: A Cross-Sectional Study. Tanzania Medical Journal, 36(2), 44-62. https://doi.org/10.4314/9ysyv785
6. Ndile M. L., Rwihula, F., Chona, E. Z., Iseselo, M. K. (2025). Knowledge, Attitudes, and Barriers to Self-Care Management among Patients with Chronic Kidney Disease undergoing Hemodialysis at Muhimbili National Hospital in Dar es Salaam, Tanzania: A Cross-Sectional Study. Tanzania Journal of Health Research, 26(6), 2998-3011. https://dx.doi.org/10.4314/thrb.v26i6.22
7. Chona, E. Z., Kayange, L. F., & Iseselo, M. K. (2024). Barriers and facilitators to satisfaction with diabetes care: The perspectives of patients attending public diabetic clinics in Dar es Salaam, Tanzania. PLoS One, 19(5), 1-20. https://doi.org/10.1371/journal.pone.0302858
8. Gosse, R. A., Msengi, E. A., Chona, E. Z., & Ambikile, J. S. (2024). Experiences of caring for women with cervical cancer: A qualitative study among male partners in Dar es Salaam, Tanzania. Health Expectations, 27(2), 1-13. https://dx.doi.org/10.1111/hex.14038
9. Chona, E. Z., Kayange, L. F., & Iseselo, M. K. (2024). Factors Associated With Satisfaction With Diabetes Care Among Patients Attending Public Diabetic Clinics in Dar es Salaam, Tanzania: A Cross-Sectional Study. Public Health Challenges, 3(3), 1-8. https://doi.org/10.1002/puh2.70002
10. Jacob, E., Chona, E. Z., & Evaristo, M. (2024). Knowledge on the Risk Factors for Diabetic Foot Syndrome and Self-Foot Care Practices among Diabetic Patients at Muhimbili National Hospital in Dar es Salaam, Tanzania: A Cross-Sectional Study. Tanzania Journal of Health Research, 25(2), 768-784. https://doi.org/10.4314/thrb.v25i2.6
11. Msengi, E. A., Chona, E. Z., Gosse, R. A., & Ambikile, J. S. (2024). Coping Mechanisms Used by Male Partners of Women Diagnosed with Cervical Cancer: An Explorative Qualitative Study at Ocean Road Cancer Institute in Dar es Salaam, Tanzania. Health & Social Care in the Community, 2024(1), 1-11. https://doi.org/10.1155/2024/8879829
12. Chona, E. Z., Msengi, E. A., Gosse, R. A., & Ambikile, J. S. (2023). The lived experiences and caring needs of women diagnosed with cervical cancer : A qualitative study in Dar es Salaam, Tanzania. PLoS One, 8(1), 1-16. https://doi.org/10.1371/journal.pone.0289925
13. Gosse, R. A., Kiyalo, V. F., Kiangi, R. H., Ramadhani, F. B., & Chona, E. Z. (2023). Eating habits and physical exercise patterns among undergraduate nursing students at Muhimbili University of Health and Allied Sciences, Tanzania: A cross-sectional study. Tanzania Journal of Health Research, 24(4), 394-407. https://dx.doi.org/10.4314/thrb.v24i4.9
14. Walles, S., Chona, E. Z., Ndile, M. L., & Ramadhani, F. B. (2023). Knowledge, Attitude and Practices of Health Care Providers towards Disaster and Emergency Preparedness in Mtwara, Tanzania. Rwanda Journal of Medicine and Health Sciences, 6(3), 303-314. https://doi.org/10.4314/rjmhs.v6i3.4
