Goldstein, Cory E.du Toit, JessicaMurphy, Nicholas BNicholls, Stuart GShaw, Julia F.Althabe, FernandoBinik, AriellaBrehaut, Jamie CEldridge, Sandra MFerrand, Rashida A.Gillies, KatieGiraudeau, BrunoGraaf, Rieke van derHemkens, Lars GHemming, KarlaJohri, MiraKim, Scott YHLargent, EmilyLondon, Alex JohnMbuagbuaw, LawrenceMitchell, SusanSmith, MaureenTugwell, PeterTreweek, ShaunWelch, Vivian ATaljaard, MonicaWeijer, Charles2025-07-012025-07-012025-06-18Goldstein, C E, du Toit, J, Murphy, N B, Nicholls, S G, Shaw, J F, Althabe, F, Binik, A, Brehaut, J C, Eldridge, S M, Ferrand, R A, Gillies, K, Giraudeau, B, Graaf, R V D, Hemkens, L G, Hemming, K, Johri, M, Kim, S YH, Largent, E, London, A J, Mbuagbuaw, L, Mitchell, S, Smith, M, Tugwell, P, Treweek, S, Welch, V A, Taljaard, M & Weijer, C 2025, 'Gaps in the Ottawa Statement on the Ethical Design and Conduct of Cluster Randomized Trials : a citation analysis reveals a need for updated ethics guidelines', Research integrity and peer review, vol. 10, 10. https://doi.org/10.1186/s41073-025-00166-y2058-8615ORCID: /0000-0001-7890-2854/work/186523677ORCID: /0000-0002-7239-7241/work/186968447https://hdl.handle.net/2164/25648The authors would like to thank Kelly Carrol (KC) for assisting with the article screening process.161223667engVulnerabilityBenefit-harm assessmentinformed consentResearch ethics committee reviewCitation analysisEthics guidelinesresearch ethicsR Medicine (General)Supplementary DataDASR1Journal article10.1186/s41073-025-00166-y10