Academic Positions

• Ag. Dean, University of Ghana School of Public Health. 1st August 2021 to date
• Head of Department, Population, Family and Reproductive Health, University of Ghana School of Public Health. 1st August 2016 to date
• Associate Professor, Population, Family and Reproductive Health, University of Ghana School of Public Health. 1st Oct 2015 to date
• Facilitator/Visiting Lecturer, Institute of Tropical Medicine, Antwerp Short Course of Antiretroviral Therapy. August/Sept 2007 to 2018
• Clinical Facilitator, University of Washington, Seattle, Abuja site. January to March 2013
• Lecturer (Part time) University of Ghana, College of Health Sciences, Accra, Ghana. Sept 2010 to 2015

Other Positions –Family Health International 2002 to 2015

• Deputy Chief of Party, Technical, Nigeria
• Regional Senior Technical Advisor, Africa Region
• Director, Technical Support, Zambia
• Senior Clinical Officer, Ghana

 Clinical and Public Health Positions

• Consultant/Associate Professor, University of Ghana Medical School/ KorleBu Teaching Hospital, Fevers Unit, August 2016 to date
• Attending HIV Physician, KorleBu Teaching Hospital, Fevers Unit. Nov 09 to  Dec 2010
• Attending Physician, St John’s Medical Centre, Lusaka, Zambia January 06 to Nov 09
• Attending HIV Physician, Ndola Central Hospital, Ndola Copperbelt Province, Zambia November 2005 – Sept 09. 
• Attending HIV Physician, St. Martin’s Hospital, Agomanya & Atua Government Hospital, Odumase-Krobo in the Manya Krobo District (National Pilot Sites in ART) March 2002 to June 05.
• Visiting HIV Physician, Komfo Anokye and KorleBu Teaching Hospitals, Ghana February 2004- June 05.
• Public Health Physician, Ghana Police Hospital, March 2000 to January 2002.
• Officer in Charge of Care & Training, Ghana Police AIDS Control Programme, March 2000 to January 2002
•  Medical Officer(Locum), Swan Medical Centre, June 1998-2002.
• House Officer, Ridge Hospital, Accra, Ghana (Dec 1996-July 1997).
• House Officer, Dept of Child Health, Korle Bu Teaching Hospital, Ghana (April –Nov 1996). 
• Subintern, Medical University of Lubeck, Germany (March-April 1996).
• Subintern, Rural Medicine, Nsawam District Hospital (Jan-Feb 1995).
• Subintern, St. Radboud Ziekenhuis, Catholic University of Nijmegen, Holland (Aug –Sept 1994).
• Subintern, University of Bergen Teaching Hospital, Bergen, Norway (Sept-Oct 1994).

1. Adu-Gyamfi R, Enos J, Yeboah K, ………………, Paintsil E, Torpey K. Screening for hypertension in adolescents with HIV: protocol for a cluster randomized trial to improve guideline adherence. PLOS One 2024 19(5 May) e0302016
2. Esimebia Adjovi Amegashie, Prince Asamoah, Lawrence Emefa Ativi, Mildred Adusei-Poku, Emmanuel Ayitey Tagoe, Elijah Paintsil, Kwasi Torpey, Osbourne Quaye. Clinical outcomes and immunological response to SARS-CoV-2 infection among people living with HIV. Experimental Biology and Medicine 2nd April 2024. Volume 249 - https://doi.org/10.3389/ebm.2024.10059
3. Olakunde, B. O., Itanyi, I. U., Onyeka, T. C., Paintsil, E., Torpey, K., Lasebikan, N., ... & Ezeanolue, E. E. (2024). Hepatitis B vaccine birth dose coverage among hepatitis B-exposed and hepatitis B-unexposed infants: evidence from the Healthy Beginning Initiative program in Benue State, Nigeria. The Pan African Medical Journal, 47(67)
4. Abu-Ba'are GR, Aidoo-Frimpong G, Stockton M, Zigah EY, Amuah S, Amu-Adu P, Amoh-Otoo RP, Nyblade L, Torpey K, Nelson LE. "I told myself, be bold and go and test": Motivators and barriers to HIV testing among gay, bisexual, and other cis-gender men who have sex with men in Ghana ‒ West Africa.  PLOS Glob Public Health. 2024 Jan 11;4(1):e0002231. doi: 10.1371/journal.pgph.0002231. eCollection 2024.
5. Lartey M, Torpey K, Ganu V, Ayisi Addo S, Bandoh D, Abdulai M, Akuffo G, Kenu E.  Hypertension Among Cohorts of Persons with Human Immunodeficiency Virus Initiated on Dolutegravir Based Antiretroviral Regimen in Ghana. Open Forum Infect Dis. 2024 Feb 5;11(3):ofae061. doi: 10.1093/ofid/ofae061. eCollection 2024 Mar. 
6. Dery S, Guure C, Afagbedzi S, Ankomah A, Ampofo W, Atuahene K, Asamoah-Adu C, Kenu E,  Weir SS, Tun W, Arhinful D, Torpey K. Biobehavioural Survey Using Time Location Sampling Among Female Sex Workers Living in Ghana in 2020. Front Public Health. 2024 Feb 16;12:1137799. doi: 10.3389/fpubh.2024.1137799
7. Zakariah-Akoto S, Armar-Klemesu M, Ankomah A, Torpey K, Aryeetey R. Socio-cultural norms in local food system and potential implications for women’s dietary quality in rural Northern Ghana. African Journal of Food, Agriculture, Nutrition and Development 2024; 24(1) pp 25052-25077
8. Gamji Rabiu Abu Baare, Osman Shamrock, Amos Apreku, George Agbemedu,……………..Kwasi Torpey. Awareness and willingness to use condoms and pre-exposure prophylaxis among ay, bisexuals and other cisgender men who have sex with men in slum communities in Ghana. Journal of International Association of Providers in AIDS Care (JIAPAC) 2023; Vol 22:1-12 doi:10.1177/23259582231209649
9. Guure C, Dery S, Afagbedzi S, Maya E, da-Costa Vroom FB, Torpey K. Correlates of prevalent HIV infection among adolescents, young adults, and older adult female sex workers in Ghana: Analysis of data from the Ghana biobehavioral survey. PLoS One. 2023 Nov 17;18(11):e0292686. doi: 10.1371/journal.pone.0292686.
10. Jarvis K, Richter S, Adjorlolo S, Swab M, Tenkorang E,……………… Torpey K, Spence C, Petrucka P. Interventions impacting accessibility of sexual reproductive health services for head porters in sub-Saharan Africa: A scoping review protocol. PLOS One 2023; 18(8) e0289564
11. Joseph Baluku and Kwasi Torpey. INTEREST 2022: new perspectives in HIV treatment, pathogenesis and prevention in Africa. Therapeutic Advances in Infectious Diseases 2023. https://doi.org/10.1177/20499361231177856
12. Edem Zigah, Gamji Abu -Baare, Osman Shamrock, Henry Dakpui, Amos Apreku, Donte Boyd, La Ron Nelson, Kwasi Torpey. For my safety and well being I travel to seek health care in a distance facility: the role of place and stigma in HIV testing decisions among GBMSM. Health and Place 2023. https:// doi.org/10.1016/j.healthplace.2023.103076
13. Helen Habib, Jefferson Mwaisaka, Kwasi Torpey, Ernest Maya, Augustine Ankomah. Are respectful maternity care (RMC) interventions effective in reducing intrapartum mistreatment against adolescents? A systematic review. Frontiers Global Women’s Health. 1st March 2023 Volume 4 - 2023 | https://doi.org/10.3389/fgwh.2023.1048441
14. Foday Robert Sesay, Emmanuel Anongeba Anaba, Adom Manu , Ernest Maya, Kwasi  Torpey, Richard MK Adanu. Determinants of induced abortion among women of reproductive age: evidence from the 2013 and 2019 Sierra Leone Demographic and Health Survey. BMC Women Health 2023; 23:44 https://doi.org/10.1186/s12905-023-02175-9
15. Khalida Saalim, Prince Amu Adu, Richard Panix Amoh-Otu, Ransford Akrong, Gamji Rabiu Abu Ba’are, Melissa A Stockton, Richard Vormawor, Kwasi Torpey, Laura Nyblade, LaRon E Nelson. Multilevel manifestation of sexual stigma among men with same gender experience in Ghana. BMC Public Health 2023; 23; 166 https://doi.org/10.1186/s12889-023-15087-y
16. Chidimma Ezenwa Anyanwu, Kwasi Torpey, Olaiya Paul Abiodun, Olaniyi Felix Sanni, Ifeanyi Donald Anyanwu. Variations in female genital mutilation among reproductive aged women in Nigeria across three generations. Int. Journal of MCH AIDS 2022; 11(2) e548 doi 10.21106/ijma548
17. Charles Lwanga Noora, Adom Manu, Adolphina Addo Lartey, Abdul Gafaru Mohamed, Donne Kofi Ameme, Ernest Kenu, Kwasi Torpey, Richard Adanu. Incidence and determinants of maternal sepsis in Ghana in the midst of a pandemic. BMC  Pregnancy and Childbirth  2022; 22:864
18. Chris Guure, Sharren Margaret Obiri Yeboah Laryea, Samuel Dery, Carlota Baptista da Silva, Comfort Asamoah-Adu, Stephen Ayisi Addo, Maria-Gorretti Loglo, Adamu Mohammed and Kwasi Torpey.        Behavioural Risk for HIV, Hepatitis B, and Hepatitis C Infections among a Population of Drug Users and Injectors across Four Regions in Ghana Interdisciplinary Perspectives on Infectious Diseases 2022. Article ID 2544481. https://doi.org/10.1155/2022/2544481
19. Emmanuel Anaba, Deda Ogum Alangea, Adolphina Addo-Lartey, Emefa Judith Modey, Adom Manu, Stanley Kofi Alor, Kwasi Torpey. Determinants of health facility delivery among young mothers in Ghana; insights from the 2014 Ghana Demographic and Health Survey. BMC Childhealth and Pregnancy 2022;22:656 https://doi.org/10.1186/s12884-022-04985-5
20. Adom Manu, Deda Ogum Alangea, Joshua Cobby Azilaku, Emmanuel Anongeba Anaba, Kwasi Torpey. Risky sexual behaviours and HIV testing among young people in Ghana: evidence from the 2017/2018 Multiple Indicator Cluster Survey. Reproductive Health 19, 125 (2022). https://doi.org/10.1186/s12978-022-01439-1  
21. Nyblade L, Stockton M, Saalim K, ………..Torpey K, Nelson LE. Using a mixed method approach to adapt HIV stigma reduction to address intersectional stigma faced by men who have sex with men. Journal of International AIDS Society 2022 25(S1), e25908
22. Guure C, Afagbezi S, Torpey K. Willingness to take and ever use of pre-exposure prophylaxis among female sex workers in Ghana. Medicine 2022 10.1097/MD.0000000000028798
23. Mbuwir Charlotte Bongen, Kwasi Torpey, John Ganle, Augustine Ankomah. Measuring adherence to ARVs among HIV-positive adolescents in Cameroon: a comparative assessment of self-report and medication possession ratio methods. Pan African Med Journal 2021; 40(148).
24. Gamji M’Rabiu Abubakari, Francis Owusu-Dampare, Adedotun Ogunbajo, Joseph Gyasi, Michael Adu, Patrick Appiah, Kwasi Torpey, Laura Nyblade, Laron Nelson. HIV Education Emapthy and Empowerment (HIVE 3): A peer support intervention for reducing intersectional stigma as a barrier to HIV testing in MSM in Ghana. International Journal of Environmental Research and Public Health 2021; 18(24) 13103
25. LaRon Nelson , Laura Nyblade , Kwasi Torpey, Carmen H. Logie, Han-Zhu Qian, Adom Manu, Emma Gyamerah, Francis Boakye, Patrick Appiah, DeAnne Turner, Gamji M. Abubakari, David Vhalov Multilevel intersectional stigma reduction intervention to increase HIV testing among MSM in Ghana: protocol for cluster randomized trial. PLOS One 2021; 16(11):e259324
26. Habib HH, Mwaisaka J, Torpey K, Maya E, Ankomah A. Evidence on respectful maternity care for adolescents: a systematic review protocol. Systematic Review 2021  10:269 doi.org/10.1186/s13643-021-01829-9
27. Guure G, Dery S, Afagbedzi S, Tun W, Weir SS, Quaye S, Ankomah A, Torpey K. National and subnational size estimation of female sex workers in Ghana 2020: Comparing 3-source capture-recapture with other approaches. PLOS One 2021 16(9):e0256949. https://doi.org/10.1371/journal. pone.0256949
28. Tsui S, Kennedy CE, Moulton LH, Chang LW, Farley JE, Torpey K, van Praag E, Koole O, Ford N,  Wabwire-Mangen F, Dennison JA. HIV care and treatment models and their association with medication possession ratio among treatment-experienced adults in three African countries. Tropical Medicine and Int Health 2021 https://doi.org/10.1111/tmi.13654
29. Gamji M'Rabiu Abubakari, DeAnne Turner, Zhao Ni, Donaldson F Conserve, Debbie Dada, Amma Otchere, Yaw Amanfoh, Francis Boakye, Kwasi Torpey, LaRon E Nelson. Community based interventions as opportunities to increase HIV self testing and linkage to care among men who have sex with men. Lesson from Ghana, West Africa. Frontiers in Public Health 2021. Vol 9. 11th June.  Doi:10.3389/fpubh.2021.660256
30. Kwasi Torpey, Lily Ogyiri, Vicky Cuylaerts, Seth Agyeman, Adwoa Agyei-Nkansah, Jozefien Buyze, Joseph Oliver Commey, Lutgarde Lynen, and Anja De Weggheleire. Hepatitis C Prevalence and Validation of a Clinical Prediction Score for Targeted Screening among People Living with HIV in Ghana. Journal of International Association of Providers of AIDS Care(JIAPAC) 2021; 20: 1-8 DOI: 10.1177/23259582211022469
31. Gamji M’Rabiu Abubakari, DeAnne Turner, LaRon E. Nelson, Apondi Judith Odhiambo, Francis Boakye, Adom Manu, Kwasi Torpey, Leo Wiltons. An application of the ADAPT-ITT model to an evidence-based behavioral HIV prevention intervention for men who have sex with men in Ghana. International Health Trends and Perspective (2021), 1(1), 1-16
32. Olubunmi R Negedu-Momoh, Oluseyi Balogun, Ibrahim Dafa, Akan Etuk, Edward Adekola Oladele, Oluwasanmi Adedokun, Ezekiel James, Satish R Pandey, Hadiza Khamofu, Titi Badru, Janet Robinson, Timothy D Mastro, Kwasi Torpey. Estimating HIV incidence in the Akwa Ibom AIDS indicator survey (AKAIS), Nigeria using the limiting antigen avidity recency assay. Journal of International AIDS Society 202124:e25669 https://doi.org/10.1002/jia2.25669
33. Emmanuel Anongeba Anaba,  Adom Manu, Deda Ogum-Alangea, Emefa Judith Modey, Adolphina Addo-Lartey, Kwasi Torpey. Young people’s attitudes towards wife-beating: Analysis of the Ghana Demographic and Health survey 2014. PLOS One 2021 16(2): e0245881. https://doi.org/10.1371/journal.pone.0245881
34. Adwoa Agyei-Nkansah, Patrick Adjei, Kwasi Torpey. COVID-19 and medical education: an opportunity to build back better. Ghana Medical Journal 2020; 54(4) supplement: 113-116 doi: http://dx.doi.org/10.4314/gmj.v54i4s.18
35. Damilola Adetoro, Hadiza Khamofu, Titilope Badru, John Markson, Oluwasanmi Adedokun, Nana Sandah-Abubakar, Ibrahim Dafa, Mario Chen, Robert Chiegil and Kwasi Torpey*C  Correlates of uptake of HIV testing among children and young adolescents in Akwa-Ibom state, Nigeria: a secondary data analysis of the Akwa-Ibom AIDS indicator survey, 2017. BMC Pediatrics (2021); 21:33 //doi.org/10.1186/s12887-021-02495-5
36. Charlotte Bongfen, Kwasi Torpey, John Ganle, Augustine Ankomah. Level of adherence and associated factors among HIV positive adolescents on antiretroviral therapy in Cameroon. African Journal of AIDS Research. December 2020. DOI: 10.2989/16085906.2020.1833055
37. Gamji M’Rabiu Abubakar, La Ron E Nelson, Adetoro Ogunbajo, Francis Boakye, Patrick Appiah, Apondi Odhiambo, Ting Sa, Nanhua Zhang, Ironyah Ngozi, Adjei Scott, Geoffrey Maina, Abubakar Manu, Kwasi Torpey. Implementation and evaluation of a culturally grounded group-based HIV prevention programme for men who have sex with men in Ghana. Global Public Health 13th Oct 2020 https://doi.org/10.1080/17441692.2020.1832555
38. Emefa Modey Amoah, Darlene Esinam Okai, Adom Manu, Amos Laar, Joseph Akamah, Kwasi Torpey c. The role of lifestyle factors in controlling blood pressure among hypertensive patients in two health facilities in urban Ghana: a cross-sectional study. International Journal of Hypertension 2020 doi.org/10.1155/2020/9379128
39. Helen Habib, Kwasi Torpey, Ernest Tei Maya, Augustine Ankomah. Promoting respectful maternity care for adolescents in Ghana: a quasi-experimental study protocol. Reproductive Health 2020:171: 129; doi.org/10.1186/s12978-020-00977-w
40. Kwasi Torpey, Adwoa Agyei-Nkansah, Lily Ogyiri et al. Management of TB/HIV co-infection: The State of the Evidence. Ghana Medical Journal 2020; 54(3):186-196 doi: http://dx.doi.org/10.4314/gmj.v54i3.10 
41. Richard Adanu, Luis Bahamondes, Vanessa Brizuela, Evelyn Gitau, Seni Kouanda, Pisake Lumbiganon, Thi Thuy Hanh Nguyen, Sarah Saleem, Anna Thorson, Kwasi Torpey Strengthening research capacity through regional partners: the HRP Alliance at the World Health Organization. Reproductive Health 2020; 17:131; doi.org/10.1186/s12978-020-00965-0
42. Oluwasanmi Adedokun, Titilope Badru, Hadiza Khamofu, Olubunmi Ruth Negedu-Momoh, Emem Iwara, Chinedu Agbakwuru, Akinyemi Atobatele, Mike Merrigan, Dominic Ukpong, Charles Nzelu, Gregory Ashefor, Satish Raj Pandey, Kwasi Torpeyc. Akwa Ibom AIDS Indicator Survey:        Key findings and Lessons learnt. PLOS One 2020  15(6):e0234079. https://doi.org/10.1371/journal.pone.0234079
43. Osasuyi Dirisu, George Eluwa, Eseoghene Adams, Kwasi Torpey, Oladapo Shittu, Sylvia Adebajo. “I think this is the only challenge…..Stigma”-Stakeholders perception to barriers to antenatal care and prevention of mother to child transmission (PMTCT) uptake in Kano State. PLOS One 2020 15(4): e0232028.https://doi.org/10.1371/journal. pone.0232028. Published 26th April 2020
44. Darlene Esinam Okai, Abubakar Manu, Emefa Modey Amoah, Amos Laar, Joseph Akamah, Kwasi Torpeyc. Patient-level factors influencing hypertension control in adults in Accra, Ghana. BMC Cardiovascular Disorders 2020: 20:123; doi.org/10.1186/s12872-020-01370-y. Published 11th March 2020
45. Semahegn A,  Torpey K, Manu A,  Assefa N, Tesfaye G, Ankomah A. Psychotropic medication non-adherence and associated factors among  patients with major psychiatric disorders. Systematic Review 2020; 9(17) doi: 10.1186/s13643-020-1274-3
46. Titilope Badru, Jefferson Mwaisaka, Hadiza Khamofu, Chinedu Agbakwuru, Oluwasanmi Adedokun, Satish Raj Pandey, Patrick Essiet, Ezekiel James, Annie Chen-Carrington, Timothy D. Mastro, Sani H. Aliyu, Kwasi Torpeyc . HIV comprehensive knowledge and prevalence among young adolescents in Nigeria: Evidence from Akwa Ibom AIDS indicator survey, 2017. BMC Public Health 2020;20:45 doi: 10.1186/s12889-019-7890-y
47. Alren O. Vandy,  Nana Yaw Peprah, Joseph Yaw Jerela, Perfect Titiati, Abubakar Manu, Joseph Akamah, Ernest T. Maya, Kwasi Torpeyc .  Factors Influencing Adherence to the New Intermittent Preventive Treatment of Malaria in Pregnancy Policy in Keta District of the Volta Region, Ghana. BMC Pregnancy and Childbirth 2019;19:424 doi:10.1186/s12884-019-2544-8             
48. Agumasie Semahegn, Kwasi Torpey, Abubakar Manu, Nega Assefa, Gezahegn Tesfaye, Augustine Ankomah. Are interventions focused on gender norms effective in preventing domestic violence against women in low and middle income countries? A systematic review and meta-analysis. Reproductive Health 2019; 16:93  doi 10.1186/s12978-019-0726-5
49. Lily Ogyiri, Margaret Lartey, Oluwayemisi Ojewale, Andrew Anthony Adjei, Awewura Kwara, Richard Mawuena Adanu, Kwasi Torpeyc. Effect of HIV infection on TB treatment outcomes and time to mortality in two urban hospitals in Ghana – a retrospective cohort study. Pan African Medical Journal 2019;32:206 doi:10:11604/pamj/2019;32:206.18673
50. Agumasie Semahegn, Kwasi Torpey, Abubakar Manu, Nega Assefa, Augustine Ankomah. Adapted tool for analysis of domestic violence in low income country setting: a reliability analysis. International Journal of Women’s Health 2019:11;65-73
51. John K Ganle, Musah S Mahama, Ernest Maya, Abubakar Manu, Kwasi Torpey, Richard Adanu. Understanding factors influencing home delivery in the context of user-fee abolition in Northern Ghana: evidence from 2014 DHS. International Journal of Health Planning and Management 2019; doi 10.10002/hpm.2731
52. Justin Mandala, Prisca Kasonde, Titilope Badru, Rebecca Dirks, Kwasi Torpey. HIV Retesting  of HIV negative pregnant women in the context of prevention of mother to child transmission of HIV in primary health centers in rural Zambia: What did we learn?.  Journal of the International Association of Providers of AIDS Care 2019. Vol 18;1-6 doi 10.1177
53. George Eluwa, Sylvia Adebajo, Kwasi Torpey, Oladapo Shittu, Shittu Abdu-Aguye, Daniel Perlman et al. Effects of pregnancy centering on maternal and foetal outcomes in Northern Nigeria; A prospective cohort analysis. BMC Pregnancy and Childbirth 2018; 18:158
54. Agumasie Semahegn, Kwasi Torpey, Abubakar Manu, Nega Assefa, Augustine Ankomah. Women’s Contraceptive Use, Fertility Intention and Associated Factors: Evidence from Health and Demographic Surveillance System, Eastern Ethiopia. East African Journal of Health and Biomedical Sciences 2018 Vol 2(2);1-10.
55. Edward Oladele, Okikiolu Badejo, Christopher Obanubi, Emeka Okechukwu, Ezekiel James, Golden Owhonda, Onuche Omeh, Moyosola Abass, Olubunmi Negedu-Momoh, Norma Ojemohon, Dorothy Oqua, Satish Raj Pandey, Hadiza Khamofu, Kwasi Torpey. Bridging the HIV treatment gap in Nigeria: Examining community antiretroviral treatment models. Journal of International AIDS Society 2018, 21:e25108
56. Ruth Nyarko, Kwasi Torpeyc, Augustine Ankomah. Schistosoma haematobium, Plasmodium falciparum infection and anaemia in children in Accra, Ghana. Tropical Diseases, Travel Medicine and Vaccines 2018; 4:3 doi:10.1186/s40794-018-0063-7
57.  Semahegn A,  Torpey K, Manu A,  Assefa N, Tesfaye G, Ankomah A. Psychotropic medication non-adherence and associated factors among adult patients with major psychiatric disorders: A protocol for systematic review. Systematic Review 2018 Jan 22; 7(1):10.1186/s13643-018-0676-y
58. Agumasie Semahegn, Kwasi Torpey, Abubakar Manu, Nega Assefa, Augustine Ankomah. Community based intervention to prevent violence against women in northwestern        Ethiopia: A protocol for quasi-experimental study. Reproductive Health 2017:14;155 doi: 10.1186/s12978-017-0414-2
59. Sharon Tsui, Julie A Dennison, Caitlin E. Kennedy, Larry W. Chang, Olivier Koole, Kwasi Torpey et al. Identifying models of HIV care and treatment service delivery in Tanzania, Uganda and Zambia using cluster analysis. BMC Health Services Research 201717:811 doi: 10.1186/s1293-017-2772-4
60. Achwoka D, Mandala J, Muriithi M, Zeng Yanwu, Chen M, Dirks R, Sirengo M, Wafula R, Torpey K. Progress Towards Elimination of Perinatal HIV transmission in Kenya; Analysis of early infant diagnosis data. International Journal of STDs and AIDS 2017 doi 10.1177/0956462417724015
61. Auld A et al(co-author).  Trends in Prevalence of Advanced HIV disease at Antiretroviral Therapy Enrolment- 10 countries 2004-2015. MMWR 66(21);558-563. June 2, 2017
62. Olubunmi Ruth Negedu-Momoh, Feyisayo Ebenezer Jegede, Ali Yakubu, Oluseyi Balogun, Musa Abdullahi, Titilope Badru, Edward Adekola Oladele, Chinedu Agbakwuru, Hadiza Khamofu, Kwasi Torpey. Performance Evaluation of BD FASCPresto point of care CD4 analyzer to enumerate CD4 counts for monitoring HIV infected individuals in Nigeria. PLoS One 2017  12(5) e0178037. Doi.10.1371/journal.pone/0178037 (25th May, 2017)
63. Edward Oladele, Hadiza Khamofu, Seun Asala, Mariya Saleh, Uche Ralph-Opara, Charles Nwosisi, Chukwuma Anyaike, Catherine Gana, Oluwasanmi Adedokun, Rebecca Dirks, Olufunso Adebayo, Modupe Oluwole, Justin Mandala, Kwasi Torpey. Playing the        up game: Accelerating the scale up of PMTCT services to eliminate new pediatric infection in Nigeria. PLoS One 2017  12(1) e0169342. Doi.10.1371/journal.pone/0169342 (3rd January, 2017)
64. Ogochukwu Ibe, Enyi Etiaba, Obinna Onwujekwe, Robert Chiegil, Benjamin Uzochukwu, Kwasi Torpey. Patterns of Service Use and Payment Methods for the Treatment of HIV/AIDS In Nigeria: A Comparison of Evidence from Household Interview and Exit Survey. African Journal of Health Economics 2017Vol 6(1) 1-6.
65. Enyi Etiaba, Obinna Onwujekwe, Kwasi Torpey, Benjamin Uzochukwu, Robert Chiegil. What is the economic burden of subsidized HIV/AIDS treatment services on patients in Nigeria and is this burden catastrophic to households? PLoS One 2016 11(12); e0167117. doi.10.1371/journal.pone/0167117 (2nd December, 2016)
66. Chukuemeka Anoje, Kenneth Agu, Edward Oladele, Titilope Badru, Oluwasanmi Adedokun, Dorothy Oqua, Hadiza Khamofu, Olufunso Adebayo,  Kwasi Torpey,  Otto Nzapfurundi Chabikuli. Adherence to on-time ART drug pick-up and its association with CD4 changes and clinical outcomes amongst HIV infected adults on first- line antiretroviral therapy in Nigerian hospitals. AIDS and Behaviour , July 2016. Doi 10.1007/s10461/016-1473-z
67. Hadiza Khamofu, Edward Oladele, Uche Ralph-Opara, Titi Badru, Oluwasanmi Adedokun, Mariya Saleh, McPaul Okoye, Olufunso Adebayo, Kwasi Torpey. Decline in HIV positivity rates among HIV exposed infants with changes in prevention of mother to child transmission antiretroviral regimen in Nigeria: Evidence from 7 years of field implementation. Journal of HIV and Human Reproduction 2015; 3:34-40
68. Echezona Ezeanolue, Byron Powell, Dina Patel, Ayodotun Olutola, Michael Obiefune, Patrick Dakum, Prosper Okonkwo, Bola Gobir, Timothy Akinmurele, Anthea Nwandu, Kwasi Torpey et al. Identifying and Prioritizing Implementation Barriers, Gaps and Strategies Through the Nigeria Implementation Science Alliance: Getting to Zero in the Implementation of Prevention of Mother to Child Transmission of HIV. J Acquir Immune Def Synd 2016;72:S161-166.
69. Catherine Gana, Edward Oladele, Mariya Saleh, Osagbemi Makanjuola, Diana Gimba, Doreen Magaji, Temitayo Odusote, Hadiza Khamofu, Kwasi Torpey.  Challenges faced by care givers of vulnerable children in Cross River State and Abuja Federal Capital Territory,  Nigeria. Vulnerable Children and Youth Studies 11;24-32. doi 10.1080/17450128.2016. 1151094.        Published online 3rd March, 2016
70. Obinna Onwujekwe, Ogochukwu Ibe, Kwasi Torpey et al. Examining geographic and socioeconomic differences in outpatient and inpatient consumer expenditures for treating HIV/AIDS in Nigeria. Journal of International AID Society 2016;9:20588 
71. Olivier Koole, Julie Denison, Joris Menten, Sharon Tsui, Fred Wabwire-Mangen, Gideon Kwesigabo, Modest Mulenga, Andrew Auld, Simon Agolory, Ya Diul Mukadi, Eric van Praag, Kwasi Torpey et al. Reasons for Missing Antiretroviral Therapy: results from a multi-country study in Tanzania, Uganda and Zambia. PLoS One 2016 11(1); e0147309. doi.10.1371/journal.pone/0147309
72. Andrew F. Auld, Ray W. Shiraishi; Francisco Mbofana; Aleny Couto; Ernest Benny Fetogang; Shenaaz El-Halabi; Refeletswe Lebelonyane; Pilatwe Tlhagiso Pilatwe; Ndapewa Hamunime; Velephi Okello; Tsitsi Mutasa-Apollo; Owen Mugurungi; Joseph Murungu; Janet Dzangare; Gideon Kwesigabo; Fred Wabwire-Mangen; Modest Mulenga; Sebastian Hachizovu; Virginie Ettiegne-Traore; Fayama Mohamed; Adebobola Bashorun; Do Thi Nhan; Nguyen Thanh Long; Nguyen Huu Hai; Tran Huu Quang; Joelle Deas Van Onacker; Kesner Francois; Ermane G. Robin, MD16; Gracia Desforges; Mansour Farahani; Harrison Kamiru; Harriet Nuwagaba-Biribonwoha; Peter Ehrenkranz; Julie A. Denison; Olivier Koole; Sharon Tsui; Kwasi Torpey et al.; Lower levels of antiretroviral therapy enrollment among men with HIV compared with women. 12 countries, 2002-13.  Morbidity and Mortality Weekly Report. Vol 64. No.46: 1282-1286. Nov 27, 2015
73. Simpson Tumwikirize, Kwasi Torpey, Oluwasanmi Adedokun, Titilope Badru. The Value of Support Group Participation in Influencing Adherence to Antiretroviral Therapy among Persons Living with Human Immunodeficiency Virus.  World Journal of AIDS 2015;5: 189-98
74. Obinna Onwujekwe, Ifeanyi Chikezie, Chinyere Mbachu, Robert Chiegil, Kwasi Torpey, Benjamin Uzochukwu. Investigating client perception and attitude to decentralization of HIV/AIDS Services to primary health centres in three Nigerian states. Health Expectation 2015;doi:10.1111/hex12403
75. Kate Mitchell, Aurelia Lepine, Fern Terris-Prestholt, Kwasi Torpey, Hadiza Khamofu, Morenike Folayan et al. Modelling the impact and cost-effectiveness of combination prevention amongst HIV serodiscordant couples in Nigeria. AIDS 2015 Sep 24;29(15):2035-44. doi: 10.1097
76. Jegede FE, Mbah HA, Aminu M, Yakubu TN, Torpey K. Evaluation of Laboratory Performance with Quality Indicators in Infectious Disease Hospital, Kano, Nigeria. Open Journal of Clinical Diagnostics 2015;5;1-9
77. Henry Mbah, Emmanuel Ojo, James Ameh, Humphrey Musuluma, Olubunmi Ruth Negedu-Momoh, Feyisayo Jegede, Olufunmilayo Ojo, Nkem Uwakwe, Kingsley Ochei, Michael Dada, Donald Udah, Robert Chiegil, Kwasi Torpey. Piloting Laboratory Quality Systems Management in 6 facilities in Nigeria. PLOS One 9(12): e116185. doi 10.1371/journal.pone.0116185. December 26, 2014
78. Andrew Auld, Simon Agolory, Ray Shiraishi, Fred Wabwire-Mangen, Gideon Kwesigabo, Modest Mulenga, Sebastian Hachizovu, Emeka Asadu, Moise Zanga Tuho, Virginie Ettiegne-Traore, Francisco Mbofana, Velephi Okello, Charles Azih, Julie Denison, Sharon Tsui, Olivier Koole, Harrison Kamiru, Harriet Nuwagaba-Biribonwoha, Charity Alfredo, Kebba Jobarteh, Solomon Odafe, Dennis Onotu, Kunomboa Ekra, Joseph Kouakou,peter Ehrenkrantz, George Bicego, Kwasi Torpey, Ya Diul Mukadi, Eric van Praag, et al. Antiretroviral therapy Enrolment Characteristics and Outcomes among HIV infected Adolescents and Young Adults  compared with Older Adults- Seven African Countries 2004-2013. Morbidity and Mortality Weekly Report. Vol 63. No.47: 1097-1103. Nov 28, 2014
79. Julie Denison, Olivier Koole, Sharon Tsui, Joris Menten, Kwasi Torpey, Eric van Praag et al. Incomplete Adherence among treatment experienced adults on antiretroviral therapy in Tanzania, Uganda and Zambia. AIDS 2015; Vol 29: Issue 3 page 361-371
80. Feyisayo Jegede, Henry Mbah, Timothy Yakubu, Oluwasanmi Adedokun, Olubunmi Negedu-Momoh, Kwasi Torpey. Laboratory Quality Audit in 25 Antiretroviral Therapy facilities in North West of Nigeria. Open Journal of Clinical Diagnostics 2014:4:193-204
81. Koole O, Tsui S, Wabwire-Mangen F, Kwesigabo G, Menten J, Mulenga M, Auld A, Agolory S, Mukadi YD, Colebunders R, Bangsberg D, van Praag E, Torpey K, Seymour W, Kaplan J, Zee A, Denison J. Retention and Risk factors for Attrition Among Adults in Antiretroviral Treatment Program in Tanzania, Uganda and Zambia. Tropical Medicine and International Health 2014 Dec 17;19(12) 1397-410
82. Henry Mbah, Olubunmi Negedu-Momoh, Oluwasanmi Adedokun, Patrick Ikani, Oluseyi Balogun, Olusola Sanwo, Kingsley Ochei, Maurice Ekanem, Kwasi Torpey. Implementing and measuring the level of laboratory service integration in a program setting.   PLoS ONE 9(9): e 107277 doi: doi:10.1371/journal.pone.0107277   11th September,2014
83. Ebenezer Feyisayo Jegede, Esther Tinuade Ibojike Oyeyi, Armayau Hamisu Bichi, Henry Akwen Mbah, Kwasi Torpey. Prevalence of Intestinal Parasites among HIV patients attending Infectious Disease Hospital, Kano, Nigeria. Pan African Medical Journal 2014, 18th April (doi: 10.11604/pamj.2014.17.295.3707)
84. Virginie Ettigne-Traore, Moise Zanga Tuho, Charles Azih, Francisco Mbofana, Modest Mulenga, Fred Wabwire-Mangen, Gideon Kwesigabo, Joseph Essombo, Harrison Kamiru, Harriet Nuwagaba-Biribonwoha, Kwasi Torpey, Ya Diul Mukadi, Eric van Praag, Olivier Koole,  Joris Menten, Robert Colebunders, Lisa J Nelson, Julie Denison, Georgette Adjorlolo-Johnson, Julie Denison, Sharon Tsui, Carol Dukes Hamilton, Timothy Mastro, David Bangsberg, et al. Difference in Antiretroviral therapy outcomes among HIV infected men compared with women- Six African countries 2004-2010. Morbidity and Mortality Weekly Report. Vol 62. No.47: 945-952. Nov 29, 2013
85. Grace Mwai, Gitau Mburu, Kwasi Torpey, Peter Frost, Nathan Ford, Janet Seeley. Role and Impact of community health workers on HIV care in sub-Saharan Africa: A systematic review. Journal of International AIDS Society(JIAS) 2013: 16;18586 (10th Sept 2013)
86. Ameh James, Shuaibu Uba Abba, Aminu Ibrahim, Henry Mbah, Humphrey Musuluma, Kingsley Ochei, Saffiatou Darboe and Kwasi Torpey. Improving the case detection of pulmonary tuberculosis by bleach microscopy method in the North West of Nigeria. Journal of Medical Laboratory and Diagnosis 2013 Vol.4(3) pg 34-37 (doi: 10.5897/JMLD2013-0066) 
87. Catherine Gana, Edward Oladele, Chukuemeka Anoje, Mariya Saleh, Philomena Irene, Hadiza Khamofu, Kwasi Torpey, Otto Chabikuli. Targeting orphaned and vulnerable adolescents with services; experience with adopting a multi-sector approach in Nigeria. Vulnerable Children and Youth Studies. doi:10/1080/17450128.2013.802401. Published online 7th June 2013
88. Solomon Odafe,  Kwasi Torpey,  Hadiza Khamofu,  Edward Oladele, Oluwasanmi Adedokun, Otto Chabikuli,  Halima Mukkadas,  Yelwa Usman, Bolatito Aiyeniga, MacPaul Okoye. Integrating Cervical Cancer Screening in HIV Care in a District Hospital in Abuja. Nigeria Medical Journal 2013;54:176-184
89. Agu KA, Issah MA, Oqua D, Habeeb MA, Agada PO, Ohiaeri SI, Ali PN, Iyaji PG, King RC, Aiyenigna B, Torpey K, Chabikuli ON, Wutoh AK. Incidence of Adverse Drug Reactions in patients on Antiretroviral Therapy: A study of Pharmaceutical Care Interventions in Nigeria. West African Journal of Pharmacy (2013) 24 (1) 30-42.
90. Solomon Odafe, Kwasi Torpey, Hadiza Khamofu, Obinna Ogbanufe, Edward Oladele, Oluwatosin Kuti, Oluwasanmi Adedokun,   Titilope Badri, Emeka Okechukwu and Otto Chabikuli. The pattern of attrition from an antiretroviral treatment program in Nigeria. PLOS One 7(12); e51254 doi:10.1371 (13th Dec 2012)
91. Solomon Odafe, Ochanya Idoko, Titilope Badri, Bolatito Aiyenigba, Chiho Suzuki, Hadiza Khamofu, Obinna Onyekwena, Emeka Okechukwu, Kwasi Torpey and Otto Chabikuli. Patients’ demographic and clinical characteristics and level of care associated with loss to follow up and mortality in adult patients on first line ART in Nigerian Hospitals. Journal of the International AIDS Society (JIAS) 2012;15:17424
92. Kwasi Torpey, Justin Mandala, Prisca Kasonde et al. Analysis of HIV Early Infant Diagnosis to Estimate Rates of Perinatal HIV Transmission in Zambia. PLOS One 2012 (7):8 doi 10.1371 (17th August 2012)
93.  Aliyu Husaina Bello,  Chuku Nkata, Kola-Jebutu Abimbola, Abubakar Zubaida, Torpey Kwasi, Chabikuli Otto. What is the cost of providing outpatient HIV counseling and testing services and antiretroviral therapy in selected public health facilities in Nigeria. Journal of Acquired Immune Deficiency Synd. 2012;16:221-225 
94. Justin Mandala , Moyo Tiwonge , Kwasi Torpey , Mark Weaver, Chiho Suzuki, Rebecca G Dirks, Chika Hayashi. Use of Service Data to Inform Pediatric HIV Free Survival following Prevention of Mother to Child Transmission Programs in Rural Malawi. BMC Public Health 2012;12:405  (6th June, 2012)
95. Anoje C, Aiyenigba B, Suzuki C, Badru T, Akpoigbe K, Odo M, Odafe S, Adedokun O, Torpey K, Chabikuli ON. Reducing Mother to Child Transmission: Findings from an Early Infant Diagnosis program in the South South Region of Nigeria. BMC Public Health 2012;12:184 doi:10:1186 (12th March, 2012)
96. Denison JA, Tsui S, Bratt J, Torpey K, Weaver MA, Kabaso M. Do peer educators make a difference? An evaluation of youth led HIV prevention model in Zambian Schools. Health Education Research 2011, 10th October. doi: 10.1093
97. John Bratt, Kwasi Torpey, Mushota Kabaso, Yebo Gondwe. Cost of HIV/AIDS outpatient services delivered through Zambian Public Health Facilities. Tropical Medicine and International Health 2011;16:110-118
98. Kwasi Torpey, Mushota Kabaso, Mark Weaver, et al. Infant feeding options and other non chemoprophylactic factors and mother to child transmission of HIV in Zambia.  Journal of International Association of Physicians in AIDS Care (JIAPAC) March 23, 2011 doi: 10.1177(Print version Volume 11 Issue 1 February 2012 pp. 26 – 33)
99. Kwasi Torpey, Lona Mwenda, Mushota Kabaso et al. Excluding pregnancy among women who are initiating antiretroviral therapy: efficacy of a family planning job aid.  BMC Public Health 2010; 10:249 doi 10. 1186/1471-2458-10-249 (14th May 2010)
100. Kwasi Torpey, Lona Mwenda, Catherine Thompson, Edgar Wamuwie, Wim van Damme. From project aid to sustainable HIV services: a case study from Zambia.  Journal of International AIDS Society 2010; 13:19 (7th June 2010)
101. Kwasi Torpey, Prisca Kasonde, Mushota Kabaso, et al. Reducing Pediatric Infection: Estimating mother to child transmission rates in a program setting.  Journal of Acquired Immune Def Synd 2010;54:415-22
102. Kwasi Torpey, Prisca Kasonde, Rebecca Dirks et al. Is single dose nevirapine relevant in an era of more efficacious regimen?: Lessons from Zambia. AIDS Care 2010; 22(2): 166-169
103. Kwasi Torpey, Mushota Kabaso, Prisca Kasonde et al.  Increasing the uptake of prevention of mother to child transmission of HIV services in resource limited setting.  BMC Health Services Research, 10:29; 2010 (28thJanuary).
104. Kwasi Torpey, Margaret Lartey, Richard Amenyah et al. Initiating antiretroviral Therapy in Resource Limited Settings: Does Clinical Staging Effectively Identify Patients in Need? International Journal of STDs and AIDS 2009 Jun;(20) 6;395-398
105. Mandala J, Torpey K, Kasonde P et al. Prevention of mother-to-child transmission of HIV in Zambia: implementing efficacious ARV regimens in primary health centers.   BMC Public Health 2009; 9:314 (27th August 2009)
106. Parsa Sanjana, Kwasi Torpey, Alison Schwarzwalder et al. Task shifting of HIV counseling and testing services in Zambia: Role of lay counselors. Human Resources for Health7:44 doi 10.1186/1478-4491-7-44. 30th May 2009
107. Elena Delgado, William Ampofo, Maria Sierra, Kwasi Torpey, Lucia-Perez Alvarez, Evelyn Ugly-Kwame, M Thomson et al. High Prevalence of HIV-1 Unique Recombinant Forms (URFs) in Ghana: Molecular Epidemiology from an antiretroviral resistance study. Journal of Acquired Immune Def Synd. 2008; 48:599-606.
108. Torpey Kwasi, Kasonde Dorothy, Goma Fastone. The experience of patients taking LPV/r tablet compared to LPV/r capsule in Zambia. International Journal of STDs and AIDS Vol 19 Supp 1, June 2008 Pg1-4.
109. Van Hulst M, Sagoe KWC, Vermande JE, van der Schaaf IP, van der Tuuk Adriani WP, Torpey K, et al. Cost Effectiveness of HIV screening in blood donations in Ghana. Value in Health Sept/October 2008.Vol 11, Issue 5 Pg809-819
110. William Ampofo, Kwasi Torpey, Y.D Mukadi et al. Normal CD4+ T Lymphocytes in HIV Seronegative Individuals in Manya/Yilo Krobo Communities in the Eastern Region of Ghana. Viral Immunology. Vol 19 No. 2 2006 Pg 260-266
111. Jillian C Cohen, Martha Gyansa-Lutterodt, Kwasi Torpey, Laura Esmail, Greg Kurkowa.   TRIPS, The Doha Declaration and Increasing Access to Medicines: Policy Options for Ghana. Globalization and Health 2005. 1:17 doi:10.1186/1744-8603-1-17 Dec 9th 2005
112. Margaret Lartey, Kwasi Torpey, C.I.S Barker.   Antiviral drugs. In Jeffrey Aronson, Editors: Side Effects of Drugs Annual 33 (SEDA): Elsevier 2011, pp577-62
113. Torpey K, Kabaso M, Mutale L, et al. Effectiveness of Adherence Support Workers in Addressing Human Resource Constraints in a Public Health Setting In Zambia. PLoS One 3(5): e 2204. doi 10.1371/journal.pone.002204. May 21st 2008

Link to published work in Pubmed: https://pubmed.ncbi.nlm.nih.gov/?term=Kwasi+Torpey 

Link to published work in Google scholar: https://scholar.google.com/citations?user=HsE0668AAAAJ&hl=en 

Book chapters

• Margaret Lartey, Kwasi Torpey, Jeffrey Aronson.   Antiviral drugs. In Jeffrey Aronson, Editors: Side Effects of Drugs Annual 34 (SEDA): Elsevier 2012 pp447-77
• Kwasi Torpey, Justin Mandala. Pushing the Frontiers of Prevention of Mother to 

Child Transmission: Overcoming Challenges of Reducing Pediatric Infection in 

Resource limited settings. Edited by Cambridge Research Centre. Treatment 

Strategies AIDS. London, 2010:30-34

2021-2022

COVID19 and Pregnancy and neonatal outcomes in Ghana. World Health Organization/ Human Reproduction Alliance

 2016