Gricourt, YannBoulos, Nancy M.Delaporte, AmelieAlexander, BrentonBesada, StephaneBakhit, RyanToukhtarian, AlineNeuman, IdoPearce, DanielNourian, Meziar M.Chebishian, ArthurZhou, AmyBoktor, JaniceMayanja, DylanGrogan, TristanBoldt, DavidCannesson, MaximeForget, PatriceJoosten, Alexandre2025-08-142025-08-142025-09Gricourt, Y, Boulos, N M, Delaporte, A, Alexander, B, Besada, S, Bakhit, R, Toukhtarian, A, Neuman, I, Pearce, D, Nourian, M M, Chebishian, A, Zhou, A, Boktor, J, Mayanja, D, Grogan, T, Boldt, D, Cannesson, M, Forget, P & Joosten, A 2025, 'Patient preference for intraoperative opioid use and early recovery after noncardiac surgery : protocol for a randomised factorial design trial of opioid-free versus opioid-based anaesthesia (the PERFECT trial)', BJA Open, vol. 15, 100420. https://doi.org/10.1016/j.bjao.2025.1004202772-6096ORCID: /0000-0001-5772-8439/work/190041315https://hdl.handle.net/2164/25852Acknowledgements We thank Suomen Kipu ri (Finnish Pain Association) for helping the PERFECT investigators to improve the patient decision aid information for participants.8574740engminimally invasive surgical proceduresopioid-free anaesthesiapatient-centred carequality of recoveryshared decision makingR MedicineAnesthesiology and Pain MedicineRJournal article10.1016/j.bjao.2025.100420http://www.scopus.com/inward/record.url?scp=105008253320&partnerID=8YFLogxK15