Table 3.

Article appraisal

Study	Mixed Methods Appraisal Tool criteria
Quantitative randomised controlled trials
	2.1	2.2	2.3	2.4	2.5
Bar-Zeev et al23	Yes	Unknown	No	Unknown	No
Bennett et al24	Yes	Yes	Yes	No	Yes
Jackson et al25	Yes	Yes	Yes	N/Aa	Yes
Noble et al26	Yes	Yes	No	N/Aa	Yes
White et al27	Yes	Yes	No	No	Yes
Quantitative non-randomised experimental studies
	3.1	3.2	3.3	3.4	3.5
Camp et al29	Unknown	Yes	Yes	Yes	Yes
Herbst et al30	Yes	Yes	Yes	Yes	Unknown
Salvalaggio et al31	Yes	Yes	No	Yes	Yes
Mixed-methods studies
	5.1	5.2	5.3	5.4	5.5
Camp et al 28	Unknown	Yes	No	No	Yes
McFaul et al32	Unknown	Yes	Yes	Unknown	No
Sealy et al33	Unknown	Yes	Yes	Unknown	Yes
Qualitative studies
	1.1	1.2	1.3	1.4	1.5
Abbott et al34	Unknown	Unknown	Unknown	No	No
Leppänen et al35	Yes	Yes	Yes	Yes	Yes

^a Patient participants were the outcome assessors as per the study design so it was not possible to blind them to the intervention.