Khan, Mohammed InamMbuagbaw, LawrenceHolek, MatthewBdair, FarisDurrani, Zoha H.Mellor, KatieEddy, SaskiaEldridge, SandraChan, Claire L.Campbell, Michael JBond, ChristineHopewell, SallyLancaster, GillianThabane, Lehana2021-09-212021-09-212021-04-16Khan, M I, Mbuagbaw, L, Holek, M, Bdair, F, Durrani, Z H, Mellor, K, Eddy, S, Eldridge, S, Chan, C L, Campbell, M J, Bond, C, Hopewell, S, Lancaster, G & Thabane, L 2021, 'Transparency of informed consent in pilot and feasibility studies is inadequate : a single centre quality assurance study', Pilot & Feasibility Studies, vol. 7, 96. https://doi.org/10.1186/s40814-021-00828-w2055-5784https://hdl.handle.net/2164/17118Acknowledgements The authors thank the Hamilton Integrated Research Ethics Board for facilitating this research by granting access to their files Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial, or not-for-profit sectors.10618475engResearch ethicsInformed consentPilot studiesFeasibility studiesR MedicineSupplementary Informationhttps://doi. org/10.1186/s40814-021-00828-wRJournal article10.1186/s40814-021-00828-w7