O. Ayandipo

Most-cited papers

1. Global variation in postoperative mortality and complications after cancer surgery: a multicentre, prospective cohort study in 82 countries

   Stephen R Catherine A Riinu Thomas M Lisa Adesoji O Adewal Knight Shaw Pius Drake Norman Ademuyiwa Adisa Agui, Stephen R. Knight, C. Shaw, R. Pius +496 more

   2021The Lancet265 citations Open access

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2. Reducing surgical site infections in low-income and middle-income countries (FALCON): a pragmatic, multicentre, stratified, randomised controlled trial

   Adesoji O Pollyanna Emmy Pierre Hulrich Sosthène Gérard Lu Ademuyiwa Hardy Runigamugabo Sodonougbo Behanzin K, A. Ademuyiwa, Pollyanna Hardy, E. Runigamugabo +496 more

   2021The Lancet107 citations Open access

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3. Laparoscopy in management of appendicitis in high-, middle-, and low-income countries: a multicenter, prospective, cohort study

   Thomas M. Julian Stephen Stuart J. Richard J. Edward F. A Drake Camilleri-Brennan Tabiri Fergusson Spence Fi, T. Drake, J. Camilleri-Brennan, S. Tabiri +496 more

   2018Surgical Endoscopy69 citations Open access

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4. Mastectomy for management of breast cancer in Ibadan, Nigeria

   T. Ogundiran, O. Ayandipo, A. Ademola, C. Adebamowo

   2013BMC Surgery56 citations Open access

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5. Enhanced postoperative surveillance versus standard of care to reduce mortality among adult surgical patients in Africa (ASOS-2): a cluster-randomised controlled trial

   Bruce M Leon Maia Tim Landon Agya BA Nicola Hyla-Louise Biccard du Toit Lesosky Stephens Myer Prempeh Vick, B. Biccard, L. D. Du Toit, M. Lesosky +496 more

   2021Lancet Global Health53 citations Open access

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6. The African Critical Illness Outcomes Study (ACIOS): a point prevalence study of critical illness in 22 nations in Africa

   Tim Baker, J. Scribante, M. Elhadi, A. Ademuyiwa +496 more

   2025The Lancet38 citations Open access

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7. Cancer ecosystem assessment in West Africa: health systems gaps to prevent and control cancers in three countries: Ghana, Nigeria and Senegal

   O. Ayandipo, I. Wone, E. Kenu, Luther-King Fasehun +7 more

   2020The Pan African Medical Journal32 citations Open access

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8. Diathermy versus Scalpel Incision in a Heterogeneous Cohort of General Surgery Patients in a Nigerian Teaching Hospital

   O. Ayandipo, O. Afuwape, D. Irabor, O. Oluwatosin +1 more

   2015Nigerian Journal of Surgery32 citations Open access

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9. Establishing a Cancer Research Consortium in Low- and Middle-Income Countries: Challenges Faced and Lessons Learned

   Sara E. Fischer, O. Alatise, A. Komolafe, Aba I. Katung +9 more

   2016Annals of Surgical Oncology30 citations Open access

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10. Presentation intervals and the impact of delay on breast cancer progression in a black African population

    Olayide Agodirin, S. Olatoke, G. Rahman, J. Olaogun +12 more

    2020BMC Public Health29 citations Open access

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11. Access to and quality of elective care: a prospective cohort study using hernia surgery as a tracer condition in 83 countries.

    A. Dönmez, A. Goswami, A. Raheja, A. Bhadani +496 more

    2024Lancet Global Health27 citations Open access

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12. The Present Status of the Management of Colon and Rectal Cancer in Nigeria

    D. Irabor, O. Afuwape, O. Ayandipo

    201426 citations Open access

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13. Nigerian surgical outcomes - A report of 7-DAY prospective cohort study and external validation of the African surgical outcomes study surgical risk calculator.

    B. Osinaike, O. Ayandipo, T. Onyeka, O. Alagbe-Briggs +37 more

    2019International Journal of Surgery25 citations Open access

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14. Gossypiboma: complete transmural migration of retained surgical sponge causing small bowel obstruction

    T. Ogundiran, O. Ayandipo, A. Adeniji-Sofoluwe, G. Ogun +2 more

    2011BMJ Case Reports21 citations Open access

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15. Evaluation of a quality improvement intervention to reduce anastomotic leak following right colectomy (EAGLE): pragmatic, batched stepped-wedge, cluster-randomized trial in 64 countries

    Nicholas Mahmoud Abylai Dinesh Aneel Konstantinos Osman Anu Avellaneda Al Masri Baimakhanov Balasubramaniam Bh, Nicholas Avellaneda, M. Almasri, A. Baimakhanov +496 more

    2023British Journal of Surgery20 citations Open access

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16. Is Colorectal Cancer Screening Appropriate in Nigeria?

    G. Knapp, O. Alatise, O. Olasehinde, A. Adeyeye +3 more

    2019Journal of Global Oncology19 citations Open access

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17. Impact of Primary Care Delay on Progression of Breast Cancer in a Black African Population: A Multicentered Survey

    Olayide Agodirin, S. Olatoke, G. Rahman, J. Olaogun +9 more

    2019Journal of Cancer Epidemiology19 citations Open access

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18. A Symptom-Based Model to Predict Colorectal Cancer in Low-Resource Countries: Results From a Prospective Study of Patients at High Risk for Colorectal Cancer

    O. Alatise, O. Ayandipo, A. Adeyeye, K. Seier +11 more

    2018Cancer19 citations Open access

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19. Acute kidney injury among adult patients undergoing major surgery in a tertiary hospital in Nigeria

    Yemi R. Raji, S. Ajayi, A. Ademola, T. Lawal +3 more

    2018Clinical Kidney Journal19 citations Open access

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20. Health-Seeking Behavior and Barriers to Care in Patients With Rectal Bleeding in Nigeria

    O. Alatise, Sara E. Fischer, O. Ayandipo, A. Omisore +2 more

    2017Journal of Global Oncology19 citations Open access

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21. Determinants of late detection and advanced-stage diagnosis of breast cancer in Nigeria

    Olayide Agodirin, S. Olatoke, G. Rahman, O. Kolawole +13 more

    2021PLoS ONE15 citations Open access

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22. Metabolic Syndrome and Risk of Breast Cancer by Molecular Subtype: Analysis of the MEND Study

    T. Akinyemiju, T. Oyekunle, O. Salako, Anjali Gupta +18 more

    2021Clinical Breast Cancer15 citations Open access

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23. The African Female Breast Cancer Epidemiology Study Protocol

    E. Ezeome, K. T. Yawe, O. Ayandipo, O. Badejo +5 more

    2022Frontiers in Oncology13 citations Open access

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24. Association of lipid profile biomarkers with breast cancer by molecular subtype: analysis of the MEND study

    Anjali Gupta, V. Saraiya, A. Deveaux, T. Oyekunle +95 more

    2022Scientific Reports12 citations Open access

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25. Pattern of presentation and outcome of management of acute appendicitis: A 10-year experience

    O. Afuwape, O. Ayandipo, Oluwafunmilayo Soneye, A. Fakoya

    201811 citations Open access

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26. Diagnosis of cancer in the South and North of Nigeria: duration and causes of delay

    Olufunke Fayehun, Patricia Apenteng, U. Umar, K. Adebayo +28 more

    2025BMC Health Services Research10 citations Open access

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27. Association of high-sensitivity C-reactive protein and odds of breast cancer by molecular subtype: analysis of the MEND study

    Anjali Gupta, T. Oyekunle, O. Salako, A. Daramola +19 more

    2021OncoTarget10 citations Open access

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28. Collaborative Molecular Epidemiology Study of Metabolic Dysregulation, DNA Methylation, and Breast Cancer Risk Among Nigerian Women: MEND Study Objectives and Design

    T. Akinyemiju, O. Salako, A. Daramola, O. Alatise +13 more

    2019Journal of Global Oncology10 citations Open access

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29. Impact of axillary node-positivity and surgical resection margins on survival of women treated for breast cancer in Ibadan, Nigeria

    O. Ayandipo, G. Ogun, O. Adepoju, E. Fatunla +3 more

    2020ecancermedicalscience9 citations Open access

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30. Use of Telemedicine for Postdischarge Assessment of the Surgical Wound

    J. Glasbey, I. Trout, V. Adeyeye, A. Ademuyiwa +496 more

    2022Annals of Surgery8 citations Open access

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31. Predictors and outcome of acute kidney injury after non-cardiac paediatric surgery

    T. Lawal, Yemi R. Raji, S. Ajayi, A. Ademola +7 more

    2019Renal Replacement Therapy8 citations Open access

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32. Microbiology testing capacity and antimicrobial drug resistance in surgical-site infections: a post-hoc, prospective, secondary analysis of the FALCON randomised trial in seven low-income and middle-income countries.

    A. Aboderin, Solomon Amfoabegyi, A. Awopeju, M. Bahrami-Hessari +496 more

    2024Lancet Global Health7 citations Open access

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33. Surgical treatment of perineal giant condylomata acuminata (Buschke Lowenstein tumor): Case series from a developing country

    O. A. Ajagbe, O. Ayandipo, O. Afuwape, O. Idowu +2 more

    2024International journal of surgery case reports7 citations Open access

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34. Routine sterile glove and instrument change at the time of abdominal wound closure to prevent surgical site infection (ChEETAh): a model-based cost-effectiveness analysis of a pragmatic, cluster-randomised trial in seven low-income and middle-income countries.

    E. Bywater, L. Martinez, S. Habumuremyi, F. Ntirenganya +496 more

    2024Lancet Global Health7 citations Open access

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35. Association of body composition with odds of breast cancer by molecular subtype: analysis of the Mechanisms for Established and Novel Risk Factors for Breast Cancer in Nigerian Women (MEND) study

    T. Akinyemiju, Kelley A. Jones, Anjali Gupta, T. Oyekunle +93 more

    2021BMC Cancer7 citations Open access

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36. PERIOPERATIVE MORBIDITY AND MORTALITY AFTER EMERGENCY AND ELECTIVE COLON AND PROXIMAL RECTAL SURGERY IN IBADAN

    O. Ayandipo, O. Afuwape, A. Ojo, I. K. Egbuchulem +1 more

    2020Annals of Ibadan Postgraduate Medicine7 citations

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37. Role of breast ultrasound in evaluating the response of locally advanced breast cancer to neoadjuvant anthracycline chemotherapy in Ibadan

    T. O. Soyemi, O. Ayandipo, A. Ademola, G. Obajimi +2 more

    20187 citations Open access

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38. Multiple Thoracoabdominal Impalement Injuries

    O. Ayandipo, D. Irabor, O. Afuwape, P. Adeoye +1 more

    2012Prehospital and Disaster Medicine7 citations

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39. A sub-Saharan African experience in the surgical management of soft tissue sarcomas in an oncology unit in: a retrospective cohort study

    O. Ayandipo, O. Afuwape, Oluwafunmilayo Soneye, A. Orunmuyi +1 more

    2019The Pan African Medical Journal6 citations Open access

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40. CASE REPORT: RETRIEVAL OF AN INTRA-UTERINE CONTRACEPTIVE DEVICE PENETRATING THROUGH THE WALL OF THE RECTUM

    O. Bello, O. Ayandipo, R. O. Olayide

    2018Annals of Ibadan Postgraduate Medicine6 citations

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41. Prevalence of rectal carbapenem resistant Enterobacterales carriage among patients attending healthcare facilities in Ibadan, Nigeria: a descriptive study

    O. Adekanmbi, Oluwafemi Popoola, A. Fowotade, O. Idowu +5 more

    2024BMC Infectious Diseases5 citations Open access

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42. Accuracy of the Wound Healing Questionnaire in the diagnosis of surgical-site infection after abdominal surgery in low- and middle-income countries

    James Adesoji Alisha Bruce Jane Peter Sohini J C Francis Glasbey Ademuyiwa Bhatt Biccard Blazeby Brocklehur, J. Glasbey, A. Ademuyiwa, A. Bhatt +496 more

    2024British Journal of Surgery5 citations Open access

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43. Splenectomy in a Nigerian Teaching Hospital: A comparison of sonographic correlation with intra-operative findings in trauma

    O. Afuwape, Godwin Ogole, O. Ayandipo

    2013Journal of Emergencies, Trauma and Shock5 citations Open access

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44. Postmastectomy breast reconstruction awareness and attitudes in Nigerian women with breast cancer: A descriptive, cross sectional survey

    A. Michael, O. Olawoye, S. Ademola, E. Ugwu +5 more

    2022Journal of Clinical Sciences4 citations Open access

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45. Association of Life-Course Educational Attainment and Breast Cancer Grade in the MEND Study

    Anjali Gupta, Kelley A. Jones, A. Deveaux, M. Bevel +19 more

    2021Annals of Global Health4 citations Open access

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46. Stage-specific five-year survival outcomes in women treated for early stage breast cancer in Ibadan, Nigeria

    O. Ayandipo, O. Afuwape, O. Adepoju, JomilojuA Ajiboye +1 more

    2020Nigerian Journal of Medicine4 citations Open access

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47. A comparison of propofol - fentanyl with midazolam – pentazocine combination for sedation and analgesia during colonoscopy in Ibadan Nigeria

    T. Adigun, A. Akere, O. Ayandipo, O. Afuwape

    2019Journal of Clinical Sciences4 citations Open access

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48. Corrigendum to 'Nigerian surgical outcomes - Report of a 7-day prospective cohort study and external validation of the African surgical outcomes study surgical risk calculator' [Int. J. Surg. 68 (2019) 148-156].

    B. Osinaike, O. Ayandipo, T. Onyeka, O. Alagbe-Briggs +37 more

    2019International Journal of Surgery4 citations Open access

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49. Outcome of Cerebral Metastasectomy in Select Cases of Brain Metastases from Breast Cancer in Ibadan, Nigeria.

    O. Ayandipo, A. Adeleye, I. Ulasi, T. Ogundiran

    2019World Neurosurgery4 citations

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50. Incidence of pyramidal thyroid lobe in the university college hospital Ibadan

    O. Ayandipo, O. Afuwape, Oluwafunmilayo Soneye

    2018Nigerian Journal of Clinical Practice4 citations Open access

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