| Elective surgery cancellations due to the COVID-19 pandemic: global predictive modelling to inform surgical recovery plans Journal of British Surgery 107 (11), 1440-1449, 2020 | 1541 | 2020 |
| Perioperative patient outcomes in the African Surgical Outcomes Study: a 7-day prospective observational cohort study BM Biccard, TE Madiba, HL Kluyts, DM Munlemvo, FD Madzimbamuto, ... The Lancet 391 (10130), 1589-1598, 2018 | 609* | 2018 |
| Maternal and neonatal outcomes after caesarean delivery in the African Surgical Outcomes Study: a 7-day prospective observational cohort study D Bishop, RA Dyer, S Maswime, RN Rodseth, D Van Dyk, HL Kluyts, ... The Lancet Global Health 7 (4), e513-e522, 2019 | 202 | 2019 |
| Patient care and clinical outcomes for patients with COVID-19 infection admitted to African high-care or intensive care units (ACCCOS): a multicentre, prospective … BM Biccard, PD Gopalan, M Miller, WL Michell, D Thomson, A Ademuyiwa, ... The Lancet 397 (10288), 1885-1894, 2021 | 169 | 2021 |
| Principles of environmentally‐sustainable anaesthesia: a global consensus statement from the World Federation of Societies of Anaesthesiologists SM White, CL Shelton, AW Gelb, C Lawson, F McGain, J Muret, ... Anaesthesia 77 (2), 201-212, 2022 | 113 | 2022 |
| Pediatric perioperative mortality in Kenya: a prospective cohort study from 24 hospitals MW Newton, SE Hurt, MD McEvoy, Y Shi, MS Shotwell, J Kamau, ... Anesthesiology 132 (3), 452-460, 2020 | 56 | 2020 |
| Enhanced postoperative surveillance versus standard of care to reduce mortality among adult surgical patients in Africa (ASOS-2): a cluster-randomised controlled trial BM Biccard, L du Toit, M Lesosky, T Stephens, L Myer, ABA Prempeh, ... The Lancet Global Health 9 (10), e1391-e1401, 2021 | 44 | 2021 |
| Ethnic differences in propofol and fentanyl response: a comparison among Caucasians, Kenyan Africans and Brazilians O Ortolani, A Conti, ZW Ngumi, L Texeira, P Olang, I Amani, VC Medrado European journal of anaesthesiology 21 (4), 314-319, 2004 | 43 | 2004 |
| The ASOS Surgical Risk Calculator: development and validation of a tool for identifying African surgical patients at risk of severe postoperative complications HL Kluyts, Y Le Manach, DM Munlemvo, F Madzimbamuto, A Basenero, ... British Journal of Anaesthesia 121 (6), 1357-1363, 2018 | 39 | 2018 |
| Cancer of the penis at Kenyatta National Hospital GAO Magoha, ZWW Ngumi East African medical journal 77 (10), 2000 | 36 | 2000 |
| Priorities for peri‐operative research in Africa BM Biccard, ... Anaesthesia 75, e28-e33, 2020 | 28 | 2020 |
| Nosocomial infections at Kenyatta National Hospital Intensive-Care Unit in Nairobi, Kenya ZWW Ngumi Dermatology 212 (Suppl. 1), 4-7, 2006 | 28 | 2006 |
| Training of surgeons in Kenya at the University of Nairobi teaching hospital GAO Magoha, ZWW Ngumi East African medical journal 76 (8), 462-464, 1999 | 14 | 1999 |
| Understanding the performance of a pan-African intervention to reduce postoperative mortality: a mixed-methods process evaluation of the ASOS-2 trial N Vickery, T Stephens, L du Toit, D van Straaten, R Pearse, A Torborg, ... British journal of anaesthesia 127 (5), 778-788, 2021 | 13 | 2021 |
| Renal transplantation during the twentieth century: A review GAO Magoha, ZWW Ngumi East African medical journal 78 (6), 317-321, 2001 | 13 | 2001 |
| The history of critical care in Kenya W Waweru-Siika, V Mung'ayi, D Misango, A Mogi, A Kisia, Z Ngumi Journal of Critical Care 55, 122-127, 2020 | 11 | 2020 |
| Bronchoscopy for Removal of Aspirated Tracheobronchial Foreign Bodies at Kenyatta National Hospital, in Kenya HO Oburra, ZW Ngumi, P Mugwe, PW Masinde, AW Maina, C Irungu East and Central African Journal of Surgery 18 (1), 48-57, 2013 | 7 | 2013 |
| Postoperative outcomes associated with procedural sedation conducted by physician and nonphysician anesthesia providers: Findings from the prospective, observational African … F Van Der Merwe, NJ Vickery, HL Kluyts, D Yang, Y Han, DM Munlemvo, ... Anesthesia & Analgesia 135 (2), 250-263, 2022 | 6 | 2022 |
| Factors that influence the choice of psychiatry as a career by medical students at the School of Medicine, College of Health Sciences, University of Nairobi DM Ndetei, ZW Ngumi, VN Mutiso, CW Musyimi, LW Kamau International Review of Psychiatry 25 (4), 406-412, 2013 | 6 | 2013 |
| Outcomes after surgery for children in Africa (ASOS-Paeds): a 14-day prospective observational cohort study A Torborg, H Meyer, M El Fiky, M Fawzy, M Elhadi, AO Ademuyiwa, ... The Lancet 403 (10435), 1482-1492, 2024 | 5 | 2024 |
