R. Sewpaul

Most-cited papers

1. Worldwide trends in underweight and obesity from 1990 to 2022: a pooled analysis of 3663 population-representative studies with 222 million children, adolescents, and adults

   Nowell H Rosie K Bin Rachel A Anu James E Christopher J V Phelps Singleton Zhou Heap Mishra Bennett Paciorek, Nowell H Rosie K Bin Rachel A Anu James E Christopher J V Phelps Singleton Zhou Heap Mishra Bennett Paciorek, N. H. Phelps, Rosie K. Singleton +496 more

   2024The Lancet1,934 citations Open access

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2. Worldwide trends in diabetes prevalence and treatment from 1990 to 2022: a pooled analysis of 1108 population-representative studies with 141 million participants

   Bin Zhou, Archie W. Rayner, Edward W. Gregg, Kate E. Sheffer +496 more

   2024The Lancet831 citations Open access

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3. Teenage pregnancy rates and associations with other health risk behaviours: a three-wave cross-sectional study among South African school-going adolescents

   K. Jonas, R. Crutzen, B. V. D. van den Borne, R. Sewpaul +1 more

   2016Reproductive Health134 citations Open access

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4. Quantifying unmet need for hypertension care in South Africa through a care cascade: evidence from the SANHANES, 2011-2012

   K. M. Berry, W. Parker, Zandile J. Mchiza, R. Sewpaul +3 more

   2017BMJ Global Health130 citations Open access

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5. Prevalence of tobacco use among adults in South Africa: Results from the first South African National Health and Nutrition Examination Survey.

   P. Reddy, K. Zuma, O. Shisana, Jonas Kim +1 more

   2015South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde112 citations Open access

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6. Rapid increases in overweight and obesity among South African adolescents: comparison of data from the South African National Youth Risk Behaviour Survey in 2002 and 2008.

   S. Reddy, K. Resnicow, S. James, I. Funani +6 more

   2012American Journal of Public Health107 citations Open access

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7. Global variation in diabetes diagnosis and prevalence based on fasting glucose and hemoglobin A1c

   Bin Zhou, Kate E. Sheffer, James E. Bennett, Edward W. Gregg +496 more

   2023Nature Medicine94 citations Open access

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8. Suicide and related health risk behaviours among school learners in South Africa: results from the 2002 and 2008 national youth risk behaviour surveys

   H. N. Shilubane, R. Ruiter, B. V. D. van den Borne, R. Sewpaul +2 more

   2013BMC Public Health72 citations Open access

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9. General and abdominal adiposity and hypertension in eight world regions: a pooled analysis of 837 population-based studies with 7·5 million participants

   Bin Zhou, James E. Bennett, Aidan P. Wickham, Rosie K. Singleton +496 more

   2024The Lancet61 citations Open access

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10. A decade of tobacco control: the South African case of politics, health policy, health promotion and behaviour change.

    P. Reddy, S. James, R. Sewpaul, D. Yach +4 more

    2013South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde61 citations Open access

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11. Implications of scaling up cardiovascular disease treatment in South Africa: a microsimulation and cost-effectiveness analysis.

    S. Basu, Ryan G. Wagner, R. Sewpaul, P. Reddy +1 more

    2019Lancet Global Health58 citations Open access

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12. Body image and weight control in South Africans 15 years or older: SANHANES-1

    Z. Mchiza, W. Parker, M. Makoae, R. Sewpaul +2 more

    2015BMC Public Health56 citations Open access

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13. Trends and correlates of HIV prevalence among adolescents in South Africa: evidence from the 2008, 2012 and 2017 South African National HIV Prevalence, Incidence and Behaviour surveys

    M. Mabaso, G. Maseko, R. Sewpaul, I. Naidoo +5 more

    2021AIDS Research and Therapy43 citations Open access

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14. Mapping the Burden of Hypertension in South Africa: A Comparative Analysis of the National 2012 SANHANES and the 2016 Demographic and Health Survey

    N. Kandala, C. Nnanatu, N. Dukhi, R. Sewpaul +2 more

    2021International Journal of Environmental Research and Public Health41 citations Open access

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15. Prevalence and Psychosocial Correlates of Diabetes Mellitus in South Africa: Results from the South African National Health and Nutrition Examination Survey (SANHANES-1)

    S. Sifunda, A. Mbewu, M. Mabaso, T. Manyaapelo +5 more

    2023International Journal of Environmental Research and Public Health39 citations Open access

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16. Early detection, care and control of hypertension and diabetes in South Africa: A community-based approach

    Sanele Madela, S. James, R. Sewpaul, Siyathokoza Madela +1 more

    2020African Journal of Primary Health Care & Family Medicine38 citations Open access

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17. A mixed reception: perceptions of pregnant adolescents’ experiences with health care workers in Cape Town, South Africa

    R. Sewpaul, R. Crutzen, N. Dukhi, Derrick Sekgala +1 more

    2021Reproductive Health35 citations Open access

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18. The association between adolescent risk behaviours and feelings of sadness or hopelessness: a cross-sectional survey of South African secondary school learners

    S. James, S. Reddy, Afzal Ellahebokus, R. Sewpaul +1 more

    2017Psychology, Health & Medicine35 citations

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19. Prevalence and associated factors of vision loss in the South African National Health and Nutrition Examination Survey (SANHANES-1)

    E. K. Addo, K. O. Akuffo, R. Sewpaul, N. Dukhi +5 more

    2021BMC Ophthalmology32 citations Open access

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20. Racial disparities in psychological distress in post-apartheid South Africa: results from the SANHANES-1 survey

    N. Harriman, David R. Williams, J. Morgan, R. Sewpaul +5 more

    2021Social Psychiatry and Psychiatric Epidemiology31 citations Open access

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21. South Africans' understanding of and response to the COVID-19 outbreak: An online survey.

    S. Reddy, R. Sewpaul, M. Mabaso, Saahier Parker +5 more

    2020South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde30 citations Open access

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22. Teenage pregnancy in South Africa: reducing prevalence and lowering maternal mortality rates

    P. Reddy, R. Sewpaul, K. Jonas

    201629 citations

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23. Trends in prevalence of overweight and obesity among South African and European adolescents: a comparative outlook

    E. Nwosu, Anne-Siri Fismen, A. Helleve, C. Hongoro +4 more

    2022BMC Public Health28 citations Open access

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24. Predictors of knowledge about tuberculosis: results from SANHANES I, a national, cross-sectional household survey in South Africa

    P. Naidoo, L. Simbayi, D. Labadarios, Y. Ntsepe +5 more

    2016BMC Public Health26 citations Open access

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25. Eye care utilization pattern in South Africa: results from SANHANES-1

    K. O. Akuffo, R. Sewpaul, N. Dukhi, A. Asare +4 more

    2020BMC Health Services Research25 citations Open access

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26. Past and current status of adolescents living with HIV in South Africa, 2005–2017

    Inbarani Naidoo, Sinovuyo Takatshana, R. Sewpaul, S. Jooste +6 more

    2022BMC Research Notes24 citations Open access

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27. Vision loss, vision difficulty and psychological distress in South Africa: results from SANHANES-1

    K. O. Akuffo, R. Sewpaul, Samson Darrah, N. Dukhi +6 more

    2021BMC Psychology24 citations Open access

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28. Race, geographical location and other risk factors for hypertension: South African National Health and Nutrition Examination Survey 2011/12

    S. Reddy, A. Mbewu, David R. Williams, N. Harriman +5 more

    2021SSM: Population Health23 citations Open access

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29. The association between psychological distress, alcohol use and physical non-communicable diseases in a nationally representative sample of South Africans

    K. Sorsdahl, R. Sewpaul, M. Evans, P. Naidoo +2 more

    2018Journal of Health Psychology23 citations

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30. Prevalence of multimorbidity of cardiometabolic conditions and associated risk factors in a population-based sample of South Africans: A cross-sectional study

    R. Sewpaul, A. Mbewu, A. Fagbamigbe, N. Kandala +1 more

    2021Public Health in Practice21 citations Open access

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31. Child and adolescent food insecurity in South Africa: A household-level analysis of hunger

    Siluleko A Mkhize, E. Libhaber, R. Sewpaul, Priscilla Reddy +1 more

    2022PLoS ONE20 citations Open access

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32. Anaemia in Children and Adolescents: A Bibliometric Analysis of BRICS Countries (1990–2020)

    Olushina Olawale Awe Awe, D. M. Dogbey, R. Sewpaul, Derrick Sekgala +1 more

    2021International Journal of Environmental Research and Public Health20 citations Open access

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33. South Africans’ understanding of and response to the COVID-19 outbreak: An online survey

    S. Reddy, R. Sewpaul, M. Mabaso, S. Parker +5 more

    202020 citations Open access

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34. Predictors of nurses’ and midwives’ intentions to provide maternal and child healthcare services to adolescents in South Africa

    K. Jonas, P. Reddy, B. V. D. van den Borne, R. Sewpaul +3 more

    2016BMC Health Services Research20 citations Open access

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35. Mobile Health Interventions Addressing Childhood and Adolescent Obesity in Sub-Saharan Africa and Europe: Current Landscape and Potential for Future Research

    Priscilla Reddy, N. Dukhi, R. Sewpaul, Mohammad Ali Afzal Ellahebokus +2 more

    2021Frontiers in Public Health19 citations Open access

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36. Determinants of Confidence in Overall Knowledge About COVID-19 Among Healthcare Workers in South Africa: Results From an Online Survey

    T. Manyaapelo, T. Mokhele, S. Sifunda, Philisiwe Ndlovu +9 more

    2021Frontiers in Public Health18 citations Open access

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37. Compliance with Lockdown Regulations During the COVID-19 Pandemic in South Africa: Findings from an Online Survey

    N. Dukhi, T. Mokhele, W. Parker, S. Ramlagan +9 more

    202118 citations Open access

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38. A Tailored mHealth Intervention for Improving Antenatal Care Seeking and Health Behavioral Determinants During Pregnancy Among Adolescent Girls and Young Women in South Africa: Development and Protocol for a Pilot Randomized Controlled Trial

    R. Sewpaul, Ken Resnicow, R. Crutzen, N. Dukhi +2 more

    2023JMIR Research Protocols17 citations Open access

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39. Age at the onset of tobacco smoking in South Africa: a discrete-time survival analysis of the prognostic factors

    A. Fagbamigbe, R. Desai, R. Sewpaul, N. Kandala +2 more

    2020Archives of Public Health16 citations Open access

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40. Clinical utility of novel anthropometric indices in identifying type 2 diabetes mellitus among South African adult females

    M. Sekgala, R. Sewpaul, A. Kengne, Z. Mchiza +1 more

    2024BMC Public Health15 citations Open access

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41. Classification of Obesity among South African Female Adolescents: Comparative Analysis of Logistic Regression and Random Forest Algorithms

    R. Sewpaul, Olushina Olawale Awe Awe, D. M. Dogbey, M. Sekgala +1 more

    2023International Journal of Environmental Research and Public Health13 citations Open access

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42. Determinants of Social Distancing Among South Africans From 12 Days Into the COVID-19 Lockdown: A Cross Sectional Study

    R. Sewpaul, M. Mabaso, N. Dukhi, I. Naidoo +4 more

    2021Frontiers in Public Health13 citations Open access

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43. Tobacco smoking, smoking cessation and life expectancy among people with HIV on antiretroviral therapy in South Africa: a simulation modelling study

    Acadia M. Thielking, K. Fitzmaurice, R. Sewpaul, S. Chrysanthopoulou +9 more

    2024Journal of the International AIDS Society12 citations Open access

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44. Eye care utilization among diabetics in the South African National Health and Nutrition Examination Survey (SANHANES-1): a cross-sectional study

    K. O. Akuffo, A. Asare, R. Sewpaul, N. Dukhi +4 more

    2020BMC Research Notes12 citations Open access

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45. Understanding the determinants of hemoglobin and iron status: adolescent–adult women comparisons in SANHANES‐1

    Zandile J. Mchiza, W. Parker, R. Sewpaul, Nophiwe Job +5 more

    2018Annals of the New York Academy of Sciences12 citations Open access

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46. Comparison of the Ability of Anthropometric Indices to Predict the Risk of Diabetes Mellitus in South African Males: SANHANES-1

    M. Sekgala, R. Sewpaul, M. Opperman, Z. Mchiza

    2022International Journal of Environmental Research and Public Health11 citations Open access

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47. South African health professionals' state of well-being during the emergence of COVID-19.

    I. Naidoo, M. Mabaso, M. Moshabela, R. Sewpaul +1 more

    2020South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde11 citations Open access

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48. Spatial analysis of perceived health system capability and actual health system capacity for COVID-19 in South Africa

    T. Mokhele, R. Sewpaul, S. Sifunda, G. Weir-Smith +11 more

    2020The Open Public Health Journal11 citations Open access

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49. Artificial Intelligence Approach for Analyzing Anaemia Prevalence in Children and Adolescents in BRICS Countries: A Review

    N. Dukhi, R. Sewpaul, M. Sekgala, Olushina Olawale Awe Awe

    2021Current Research in Nutrition and Food Science Journal10 citations Open access

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50. The association between biopsychosocial factors and disability in a national health survey in South Africa

    P. Naidoo, R. Sewpaul, A. Nyembezi, P. Reddy +3 more

    2017Psychology, Health & Medicine10 citations

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