Study	Reason for exclusion
Adimulam 2014	Ineligible study design
Angarita 2019	Conference abstract ‐ published in full journal form Angarita 2020 (same participants)
Ayoub 2019	Ineligible outcomes
Bogusevicius 2014	Ineligible study design
Chapa 2019	Ineligible study design
Cil 2016	Dataset with additions published as Angarita 2020 (duplicate participants)
Emiroglu 2016	Ineligible study design
Flanagan 2019	Ineligible intervention
Freitas 2019	Ineligible intervention
Fung 2001	Ineligible intervention
Geluk 2020	Ineligible study design
Hamilton 2019	Ineligible intervention
Han 2010	Ineligible intervention
Hashem 2017	Ineligible comparator
IRCT20111207008316N4	No longer registered
Jonczyk 2019	Ineligible study design
Kabir 2015	No outcomes of interest
Kabir 2015a	Ineligible outcomes
Kaur 2005	No outcomes of interest
Kawanaka 2019	Ineligible study design
Kelemen 2016	Duplicate dataset
Khan 2018	Ineligible comparator
Lima 2012	No outcomes of interest
Mondani 2019	Ineligible study design
Moustafa 2016	Ineligible comparator
Nano 2005	Ineligible study design
NCT00870415	Ineligible intervention
NCT02376413	Withdrawn (unavailable to recruit participants)
NCT03273348	Ineligible study design
NCT03900299	Ineligible study design
NCT04349527	Ineligible comparator
Niinikoski 2019 (1)	Conference abstract ‐ published in full journal from Niinikoski 2019 (2) (same participants)
Nisiri 2018	Too few participants n = 16 in O‐BCS intervention group
Pearce 2020	Ineligible study design
Pukancsik 2017	Ineligible study design
Pukancsik 2019	Ineligible study design
Rietjens 2007	Ineligible study design
Romics 2017	Ineligible study design
Sun 2014	Ineligible intervention
Tang 2013	Ineligible study design
van Paridon 2017	Ineligible study design
Youssef 2017	Ineligible study design
Youssef 2018	Ineligible comparator
Zucca 2012	Ineligible study design