Study	Reason for exclusion
Bregenzer 2005	Not an RCT
Chapman 2020	Not an RCT
Cheema 2020	Not an RCT
Cross 2012	Ineligible intervention ‐ disease‐specific education was given to both groups
Dewulf 2011	Ineligible intervention
Eaden 2002	Ineligible intervention – on cancer
Elkjaer 2010a	Ineligible intervention ‐ minimal education and primarily telehealth tool
Elkjaer 2010b	Not an RCT
Gerbarg 2015	Ineligible study design ‐ not an RCT ("After signing informed consent, subjects were randomised to the 2 groups according to numbers assigned to each subject as they arrived at the first session (baseline visit). Each subject was designated a number (001, 002, 003, etc.) in the order of his or her arrival.")
Greenley 2015	Ineligible intervention ‐ education was on a form of psychological therapy and not IBD (problem solving)
Hueppe 2020	Ineligible intervention
IRCT2015041921850N1	Ineligible intervention (no focus on or adequate educational element)
Kamat 2018	Not an RCT
Karia 2012	Ineligible intervention
Korzenik 2016	Not an RCT
Kyaw 2014	Ineligible intervention
Lange 1996	Not an RCT
Ley 2020	Ineligible intervention
Lim 2020	It was not RCT
Long 2020	Ineligible intervention
Maya 2012	Ineligible intervention
Meng 2018	Ineligible intervention ‐ not IBD focused
NCT00248742	Ineligible intervention
NCT03059186	Ineligible intervention
NCT03186872	Ineligible intervention
NCT04207008	Ineligible intervention
Norton 2015	Ineligible population (faecal incontinence)
Reusch 2016	Ineligible intervention (pschoeducational program)
Robinson 2001	Ineligible intervention – self‐management
Schimdt 2018	Not an RCT
Siegel 2018	Ineligible intervention
Sutton 2019	Ineligible intervention (not IBD education)
Tsavdaroglou 2019	Ineligible intervention ‐ not IBD education
Tung 2015	Not an RCT
Wang 2020	Not an RCT
Wierstra 2018	Ineligible intervention (focus on reproductive knowledge)
Zhang 2020	Ineligible population

IBD: inflammatory bowel disease; RCT: randomised controlled trial