Mark E. Engel

7.0k citations

117 papers · 3.5k indexed · 2 hit papers · h-index 27

Impact in

Infectious Diseases top 1%
- Tuberculosis Research and Epidemiology
- Antimicrobial Resistance in Staphylococcus
- HIV/AIDS Research and Interventions
Family Practice top 2%

Papers in ⓘ

Public Health, Environmental and Occupational Health 64
- Streptococcal Infections and Treatments 58
- Neonatal and Maternal Infections 9
Epidemiology 55
- Infective Endocarditis Diagnosis and Management 31
- Pneumonia and Respiratory Infections 9
- Pneumocystis jirovecii pneumonia detection and treatment 7

Co-authors: Jimmy Volmink (3 shared papers)Atle Fretheim (2 shared papers)Simon Lewin (2 shared papers)Helen Smith (2 shared papers)Salla Atkins (1 shared paper)Salla Munro (1 shared paper)Liesl Zühlke (38 shared papers)Bongani M. Mayosi (26 shared papers)
Journals: BMJ Open (21 papers)Global Heart (6 papers)Systematic Reviews (6 papers)Open Forum Infectious Diseases (4 papers)PLoS ONE (4 papers)
Partner nations: South Africa United States Australia

In The Last Decade

Mark E. Engel

110 papers receiving 3.4k citations

Hit Papers

align trajectories log scale

Conducting a meta-ethnography of qualitative literature: Lessons learnt 2008 · 782 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2008 BMC Medical Research Methodology
2007 PLoS Medicine

Peers

Countries citing papers authored by Mark E. Engel

Since Specialization

Citations

This map shows the geographic impact of Mark E. Engel's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Mark E. Engel with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Mark E. Engel more than expected).

Fields of papers citing papers by Mark E. Engel

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Mark E. Engel. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Mark E. Engel. The network helps show where Mark E. Engel may publish in the future.

Co-authors

The 25 scholars most cited alongside Mark E. Engel, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Mark E. Engel Line = papers co-authored together Mark E. Engel links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 117 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	Conducting a meta-ethnography of qualitative literature: Lessons learnt BMC Medical Research Methodology ·Salla Atkins, Simon Lewin, Helen Smith, Mark E. Engel, Atle Fretheim, Jimmy Volmink Hit paper breakdown →	2008	782
2	Patient Adherence to Tuberculosis Treatment: A Systematic Review of Qualitative Research PLoS Medicine ·Salla Munro, Simon Lewin, Helen Smith, Mark E. Engel, Atle Fretheim, Jimmy Volmink Hit paper breakdown →	2007	769
3	Factors associated with long-term mortality after Fontan procedures: a systematic review Heart ·Tarek Alsaied, Jouke P. Bokma, Mark E. Engel, Joey M. Kuijpers, Samuel P. Hanke, Liesl Zühlke, Bin Zhang, Gruschen Veldtman	2016	107
4	Prevalence of rheumatic heart disease in 4720 asymptomatic scholars from South Africa and Ethiopia Heart ·Mark E. Engel, Abraham Haileamlak, Liesl Zühlke, Carolina E Lemmer, Simpiwe Nkepu, Marnie van de Wall, Wandimu Daniel, Maylene Shung King, Bongani M. Mayosi	2015	91
5	Group A Streptococcus, Acute Rheumatic Fever and Rheumatic Heart Disease: Epidemiology and Clinical Considerations Current Treatment Options in Cardiovascular Medicine ·Liesl Zühlke, Andrea Beaton, Mark E. Engel, Christopher Hugo‐Hamman, Ganesan Karthikeyan, Judith Katzenellenbogen, Ntobeko Ntusi, Anna P. Ralph, Anitá Saxena, Pierre R. Smeesters, David Watkins, Peter Zilla, Jonathan R. Carapetis	2017	85
6	Genetic Susceptibility to Acute Rheumatic Fever: A Systematic Review and Meta-Analysis of Twin Studies PLoS ONE ·Mark E. Engel, Raphaella Stander, Jonathan Vogel, Adebowale Adeyemo, Bongani M. Mayosi	2011	81
7	Directly observed antiretroviral therapy: a systematic review and meta-analysis of randomised clinical trials The Lancet ·Nathan Ford, Jean B. Nachega, Mark E. Engel, Edward J. Mills	2009	78
8	Parents of children with disabilities: A systematic review of parenting interventions and self-efficacy African Journal of Disability ·Ameer Hohlfeld, Michal Harty, Mark E. Engel	2018	64
9	Primary Prevention of Acute Rheumatic Fever and Rheumatic Heart Disease With Penicillin in South African Children With Pharyngitis Circulation Cardiovascular Quality and Outcomes ·James Irlam, Bongani M. Mayosi, Mark E. Engel, Thomas A. Gaziano	2013	60
10	The prevalence of type 2 diabetes among older people in Africa: a systematic review The Lancet Diabetes & Endocrinology ·Mahmoud Werfalli, Mark E. Engel, Alfred Musekiwa, André Pascal Kengne, Naomi Levitt	2015	56
11	Improved prognosis of Epstein-Barr virus associated childhood Hodgkin's lymphoma: study of 47 South African cases Journal of Clinical Pathology ·Mark E. Engel, M. Faadiel Essop, Pauline Close, P. Hartley, Gorm Pallesen, C Sinclair-Smith	2000	55
12	The natural history of latent rheumatic heart disease in a 5 year follow-up study: a prospective observational study BMC Cardiovascular Disorders ·Liesl Zühlke, Mark E. Engel, Carolina E Lemmer, Marnie van de Wall, Simpiwe Nkepu, Alet Meiring, Michael Bestawros, Bongani M. Mayosi	2016	50
13	The effectiveness of peer and community health worker-led self-management support programs for improving diabetes health-related outcomes in adults in low- and-middle-income countries: a systematic review Systematic Reviews ·Mahmoud Werfalli, Peter Raubenheimer, Mark E. Engel, Alfred Musekiwa, Kirsten Bobrow, Nasheeta Peer, Cecilia Hoegfeldt, Sebastiana Kalula, André Pascal Kengne, Naomi Levitt	2020	47
14	Rationale and design of a Global Rheumatic Heart Disease Registry: The REMEDY study American Heart Journal ·Ganesan Karthikeyan, Liesl Zühlke, Mark E. Engel, Sumathy Rangarajan, Salim Yusuf, Koon Teo, Bongani M. Mayosi	2012	45
15	Predicting long-term mortality after Fontan procedures: A risk score based on 6707 patients from 28 studies Congenital Heart Disease ·Tarek Alsaied, Jouke P. Bokma, Mark E. Engel, Joey M. Kuijpers, Samuel P. Hanke, Liesl Zühlke, Bin Zhang, Gruschen Veldtman	2017	45
16	The burden of antenatal heart disease in South Africa: a systematic review BMC Cardiovascular Disorders ·David Watkins, Motshedisi Sebitloane, Mark E. Engel, Bongani M. Mayosi	2012	43
17	Burden of pneumocystis pneumonia in HIV-infected adults in sub-Saharan Africa: a systematic review and meta-analysis BMC Infectious Diseases ·Sean Wasserman, Mark E. Engel, Rulan Griesel, Marc Mendelson	2016	43
18	Abnormal glucose metabolism in non-diabetic patients presenting with an acute stroke: prospective study and systematic review QJM ·Joel A. Dave, Mark E. Engel, Robert Freercks, Jonny Peter, Warren May, Motasim Badri, Lana van Niekerk, Naomi Levitt	2010	40
19	The prevalence of type 2 diabetes mellitus among older people in Africa: a systematic review study protocol BMJ Open ·Mahmoud Werfalli, Alfred Musekiwa, Mark E. Engel, Ian Louis Ross, André Pascal Kengne, Naomi Levitt	2014	39
20	Corticosteroids for tuberculous pleurisy Cochrane Database of Systematic Reviews ·Mark E. Engel, Patrice Matchaba, Jimmy Volmink	2007	39

About Mark E. Engel

Mark E. Engel is a scholar working on Public Health, Environmental and Occupational Health, Epidemiology, Infectious Diseases, Cardiology and Cardiovascular Medicine and Pulmonary and Respiratory Medicine, having authored 117 papers that have together received 3.5k indexed citations. Recurring topics across this work include Streptococcal Infections and Treatments (58 papers), Infective Endocarditis Diagnosis and Management (31 papers), Antimicrobial Resistance in Staphylococcus (26 papers), Otolaryngology and Infectious Diseases (15 papers), Neonatal and Maternal Infections (9 papers), Pneumonia and Respiratory Infections (9 papers), Tuberculosis Research and Epidemiology (8 papers) and Pneumocystis jirovecii pneumonia detection and treatment (7 papers). The work is most often cited by research in Infectious Diseases (1.2k citations), Family Practice (93 citations), Epidemiology (1.3k citations), Public Health, Environmental and Occupational Health (998 citations) and General Health Professions (529 citations). Mark E. Engel has collaborated with scholars based in South Africa, United States and Australia. Frequent co-authors include Jimmy Volmink, Atle Fretheim, Simon Lewin, Helen Smith, Salla Atkins, Salla Munro, Liesl Zühlke, Bongani M. Mayosi, David Watkins and Ameer Hohlfeld. Their work appears in journals such as BMJ Open, Global Heart, Systematic Reviews, Open Forum Infectious Diseases and PLoS ONE.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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