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P. Ocama · SciRah

Researcher profile · Semantic Scholar

P. Ocama

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P. Ocama — researcher profile on SciRah

h-index: 36
Works: 185
Citations: 7,060

Most-cited papers

Advancing the global public health agenda for NAFLD: a consensus statement
J. Lazarus, H. Mark, Q. Anstee, J. Arab +217 more
2021Nature reviews: Gastroenterology & hepatology669 citations Open access
Semantic Scholar
Global prevalence, cascade of care, and prophylaxis coverage of hepatitis B in 2022: a modelling study.
D. Razavi-Shearer, I. Gamkrelidze, C. Pan, Jidong Jia +267 more
2023The Lancet Gastroenterology and Hepatology360 citations Open access
Semantic Scholar
Global burden of metabolic diseases, 1990-2021.
Huai Zhang, Xiao-Dong Zhou, M. D. Shapiro, G. Lip +52 more
2024Metabolism: Clinical and Experimental355 citations Open access
Semantic Scholar
The global NAFLD policy review and preparedness index: Are countries ready to address this silent public health challenge?
J. Lazarus, H. Mark, Marcela Villota-Rivas, Adam Palayew +21 more
2021Journal of Hepatology241 citations Open access
Semantic Scholar
Burden of disease attributable to high body mass index: an analysis of data from the Global Burden of Disease Study 2021
Xiao-Dong Zhou, Qin-Fen Chen, Wah Yang, Mauricio Zuluaga +47 more
2024EClinicalMedicine234 citations Open access
Semantic Scholar
An international multidisciplinary consensus statement on MAFLD and the risk of CVD
Xiao-Dong Zhou, G. Targher, C. Byrne, V. Somers +44 more
2023Hepatology International173 citations Open access
Semantic Scholar
Global burden of metabolic dysfunction-associated steatotic liver disease, 2010 to 2021
Gong Feng, G. Targher, Christopher D. Byrne, Y. Yilmaz +67 more
2024JHEP Reports148 citations Open access
Semantic Scholar
An international Delphi consensus statement on metabolic dysfunction-associated fatty liver disease and risk of chronic kidney disease
Dan-Qin Sun, G. Targher, C. Byrne, D. Wheeler +44 more
2023Hepatobiliary surgery and nutrition91 citations Open access
Semantic Scholar
Hepatitis B virus seroepidemiology data for Africa: Modelling intervention strategies based on a systematic review and meta-analysis
A. Mcnaughton, J. Lourenço, P. Bester, Jolynne Mokaya +11 more
2020PLoS Medicine72 citations Open access
Semantic Scholar
Prevalence and predictors of hepatitis B virus (HBV) infection in east Africa: evidence from a systematic review and meta-analysis of epidemiological studies published from 2005 to 2020
H. Kafeero, Dorothy Ndagire, P. Ocama, Ali Kudamba +2 more
2021Archives of Public Health69 citations Open access
Semantic Scholar
An international multidisciplinary consensus on pediatric metabolic dysfunction-associated fatty liver disease.
Le Zhang, M. El-Shabrawi, L. Baur, Christopher D. Byrne +59 more
2024i Medicina60 citations Open access
Semantic Scholar
Global burden of disease attributable to metabolic risk factors in adolescents and young adults aged 15-39, 1990-2021.
Xiao-Dong Zhou, Qin-Fen Chen, G. Targher, Christopher D. Byrne +61 more
2024Clinical Nutrition47 citations Open access
Semantic Scholar
Enhancing interventions for prevention of mother-to-child- transmission of hepatitis B virus
P. Matthews, P. Ocama, Su Wang, M. El-Sayed +13 more
2023JHEP Reports45 citations Open access
Semantic Scholar
Epidemiology, risk factors, social determinants of health, and current management for non-alcoholic fatty liver disease in sub-Saharan Africa.
C. Spearman, M. Afihene, O. Betiku, Bilal Bobat +9 more
2021The Lancet Gastroenterology and Hepatology43 citations
Semantic Scholar
Hepatocellular carcinoma: measures to improve the outlook in sub-Saharan Africa.
C. Spearman, G. Dusheiko, E. Jonas, A. Abdo +19 more
2022The Lancet Gastroenterology and Hepatology40 citations
Semantic Scholar
The sub-Saharan Africa position statement on the redefinition of fatty liver disease: from NAFLD to MAFLD.
C. Spearman, H. Desalegn, P. Ocama, Y. Awuku +9 more
2021Journal of Hepatology40 citations Open access
Semantic Scholar
Mapping hepatitis B virus genotypes on the African continent from 1997 to 2021: a systematic review with meta-analysis
H. Kafeero, Dorothy Ndagire, P. Ocama, C. Kato +6 more
2023Scientific Reports37 citations Open access
Semantic Scholar
Number of people treated for hepatitis C virus infection in 2014-2023 and applicable lessons for new HBV and HDV therapies
H. Razavi, I. Waked, H. Qureshi, L. Kondili +151 more
2025Journal of Hepatology27 citations Open access
Semantic Scholar
Global, regional, and national burden of primary liver cancer attributable to metabolic risks: an analysis of the Global Burden of Disease Study 1990-2021.
Chu-Tian Wu, G. Targher, Christopher D. Byrne, Yi-Lei Mao +43 more
2025American Journal of Gastroenterology24 citations
Semantic Scholar
Under-representation of WHO Africa region in HBV clinical trials: The field advances, but in which direction?
M. Delphin, K. S. Mohammed, L. Downs, S. Lumley +12 more
2024The Lancet Gastroenterology and Hepatology24 citations Open access
Semantic Scholar
Global Burden of Major Chronic Liver Diseases in 2021
Gong Feng, Y. Yilmaz, L. Valenti, W. Seto +37 more
2025Liver international (Print)23 citations Open access
Semantic Scholar
Herbal medicine use among patients with viral and non-viral Hepatitis in Uganda: prevalence, patterns and related factors
S. Nsibirwa, G. Anguzu, S. Kamukama, P. Ocama +1 more
2020BMC Complementary Medicine and Therapies22 citations Open access
Semantic Scholar
Internal Medicine Clerkship Amidst COVID-19 Pandemic: A Cross-Sectional Study of the Clinical Learning Experience of Undergraduate Medical Students at Makerere University, Uganda
F. Bongomin, R. Olum, L. Nakiyingi, R. Lalitha +4 more
2021Advances in Medical Education and Practice19 citations Open access
Semantic Scholar
Erratum: Burden of disease attributable to high body mass index: an analysis of data from the Global Burden of Disease Study 2021.
Xiao-Dong Zhou, Qin-Fen Chen, Wah Yang, Mauricio Zuluaga +47 more
2024EClinicalMedicine17 citations Open access
Semantic Scholar
Incidence, microbiological aspects and associated risk factors of catheter-related bloodstream infections in adults on chronic haemodialysis at a tertiary hospital in Uganda
Doreen Nanyunja, M. Chothia, Kenneth C. Opio, P. Ocama +3 more
2022IJID Regions17 citations Open access
Semantic Scholar
Hepatitis B virus resistance to nucleos(t)ide analogue therapy: WHO consultation on questions, challenges, and a roadmap for the field.
S. Lumley, Jolynne Mokaya, T. Maponga, A. Kramvis +40 more
2025The Lancet Microbe15 citations Open access
Semantic Scholar
Feasibility and acceptability of integrating hepatitis B care into routine HIV services: a qualitative study among health care providers and patients in West Nile region, Uganda
J. Mutyoba, Claude Wandera, D. Ejalu, E. Seremba +7 more
2023BMC Health Services Research13 citations Open access
Semantic Scholar
Prevalence of Chronic Hepatitis B Virus Infection in Sierra Leone, 1997–2022: A Systematic Review and Meta-Analysis
G. Yendewa, Gi-Ming Wang, Peter Bai James, S. P. Massaquoi +11 more
2023American Journal of Tropical Medicine and Hygiene13 citations Open access
Semantic Scholar
Hepatitis C virus in sub-Saharan Africa: a long road to elimination.
Rajiv Shah, A. Agyei-Nkansah, Francis Alikah, L. Asamoah-Akuoko +18 more
2021The Lancet Gastroenterology and Hepatology13 citations Open access
Semantic Scholar
The joint Middle East and North Africa and sub-Saharan Africa position statement on continuing endorsing the MAFLD definition.
Yasser M. Fouad, H. Ghazinyan, Mohamed Alboraie, M. A. Al Khatry +17 more
2024Journal of Hepatology12 citations Open access
Semantic Scholar
Integrating hepatitis B care and treatment with existing HIV services is possible: cost of integrated HIV and hepatitis B treatment in a low-resource setting: a cross-sectional hospital-based cost-minimisation assessment
D. Ejalu, J. Mutyoba, Claude Wandera, E. Seremba +7 more
2022BMJ Open12 citations Open access
Semantic Scholar
Hepatitis B birth dose vaccination for newborns in Uganda: A qualitative inquiry on pregnant women's perceptions, barriers and preferences
J. Mutyoba, P. Surkan, F. Makumbi, J. Aizire +3 more
2021Journal of virus eradication12 citations Open access
Semantic Scholar
Hepatitis C in Uganda: Identification of infected blood donors for micro-elimination
J. Nankya-Mutyoba, B. Apica, G. Otekat, Dorothy Kyeyune +5 more
2021Journal of virus eradication11 citations Open access
Semantic Scholar
Assessment of Knowledge, Stigmatizing Attitudes and Health-Seeking Behaviors Regarding Hepatitis B Virus Infection in a Pharmacy and Community Setting in Sierra Leone: A Cross-Sectional Study
M. Ghazzawi, S. A. Yendewa, Peter Bai James, S. P. Massaquoi +8 more
2023Healthcare9 citations Open access
Semantic Scholar
Disproportionate Distribution of HBV Genotypes A and D and the Recombinant Genotype D/E in the High and Low HBV Endemic Regions of Uganda: A Wake-Up Call for Regional Specific HBV Management
H. Kafeero, Dorothy Ndagire, P. Ocama, C. Kato +10 more
2022International Journal of Hepatology9 citations Open access
Semantic Scholar
Drugs and alcohol Use patterns among those seeking care in urban rehabilitation centres before and during early months of COVID-19 in Uganda
N. Tumwesigye, P. Ocama, D. Basangwa, F. Matovu +6 more
2022African Health Sciences9 citations Open access
Semantic Scholar
Hepatitis B virus (HBV) serological patterns among the HBsAg negative hospital attendees screened for immunization
H. Kafeero, Dorothy Ndagire, P. Ocama, C. Kato +5 more
2022Scientific Reports9 citations Open access
Semantic Scholar
A training for health care workers to integrate hepatitis B care and treatment into routine HIV care in a high HBV burden, poorly resourced region of Uganda: the ‘2for1’ project
J. Nankya-Mutyoba, D. Ejalu, Claude Wandera, Rachel Beyagira +7 more
2022BMC Medical Education9 citations Open access
Semantic Scholar
Hepatitis B Virus: Infection, liver disease, carcinogen or syndemic threat? Remodelling the clinical and public health response
P. Matthews, Tongai Gibson Maponga, I. Ghosh, M. Lemoine +4 more
2022PLOS Global Public Health9 citations Open access
Semantic Scholar
MASLD prevalence, incidence and global aspects
S. Wild, Jeffrey V. Lazarus, C. Spearman, P. Ocama +4 more
2026Diabetologia8 citations Open access
Semantic Scholar
Harnessing faith-based organisations for global health equity.
A. Ala, M. Touray, S. Shafi, Bernadette Egan +7 more
2024The Lancet8 citations Open access
Semantic Scholar
Contrasting impact of rural, versus urban, living on glucose metabolism and blood pressure in Uganda
R. Sanya, Irene Andia Biraro, M. Nampijja, Christopher Zziwa +11 more
2020Wellcome Open Research8 citations Open access
Semantic Scholar
The African Middle East Association of Gastroenterology (AMAGE) clinical practice guidelines for the diagnosis and management of metabolic dysfunction associated fatty liver disease.
Yasser M. Fouad, Reda Elwakil, Faisal M. Sanai, O. Ojo +47 more
2026Annals of Hepatology7 citations Open access
Semantic Scholar
Colorectal cancer in metabolic dysfunction-associated steatotic liver disease: an international Delphi consensus statement
Chu-Tian Wu, G. Targher, Christopher D. Byrne, Z. Younossi +32 more
2026Gut7 citations Open access
Semantic Scholar
Hepatic schistosomiasis, upper gastrointestinal bleeding, and health related quality of life measurements from the Albert Nile Basin
C. Opio, F. Kazibwe, L. Rejani, N. Kabatereine +1 more
2021Journal of Patient-Reported Outcomes7 citations Open access
Semantic Scholar
Global multi-societies endorsement of the MAFLD definition.
Mohamed Alboraie, T. Tanwandee, Xiao-Yuan Xu, D. Nikolova +88 more
2024Annals of Hepatology6 citations Open access
Semantic Scholar
The impact of HIV infection on clinical presentation and mortality among persons with hepatocellular carcinoma in Kampala, Uganda
S. Nsibirwa, J. Aizire, Julie Nabweteme Mugerwa, D. Thomas +2 more
2023BMC Infectious Diseases6 citations Open access
Semantic Scholar
Antiviral use among hepatitis B infected patients in a low resource setting in Africa: a case study of West Nile, Uganda
E. Seremba, Claude Wandera, R. Ssekitoleko, J. Nankya-Mutyoba +5 more
2023African Health Sciences5 citations Open access
Semantic Scholar
Acceptability and Feasibility of the Plasma Separation Card for an Integrated Model of Care for HBV and HCV Screening Among People Attending HIV Clinics in Cameroon and Uganda
C. Picchio, Aina Nicolàs, Ironne Valdèse Ayemfouo Fofou, Viola Kasone +15 more
2024Journal of Epidemiology and Global Health4 citations Open access
Semantic Scholar
TREAT-B Algorithm for Treatment Eligibility Among Chronically Infected Hepatitis B Virus Persons in a Low and a High Endemic Region: A Potential Strategy Towards Virus Elimination by 2030
H. Kafeero, Dorothy Ndagire, P. Ocama, C. Kato +7 more
2022Frontiers in Virology4 citations Open access
Semantic Scholar

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