Table 2.

Search strategy used for Pubmed

Group	Searched terms
1	intervention* OR intervene* OR "Health Knowledge, Attitudes, Practice" [Mesh] OR "Social Support" [Mesh] OR "Family" [Mesh] OR "Patient Participation" [Mesh] OR "Health communication" [Mesh] OR "Health education" [Mesh] OR "Decision Support Techniques" [Mesh] OR "Decision Making, Computer-Assisted" [Mesh])
2	("Decision Making" [Mesh])
3	(Humans [Mesh])
4	(Clinical Trial [ptyp] OR Meta-Analysis [ptyp] OR Randomized Controlled Trial [ptyp] OR Review [ptyp] OR Classical Article [ptyp] OR Comparative Study [ptyp] OR Controlled Clinical Trial [ptyp] OR Evaluation Studies [ptyp] OR Historical Article [ptyp] OR Journal Article [ptyp] OR Multicenter Study [ptyp] OR Patient Education Handout [ptyp] OR Validation Studies [ptyp])
5	(English [lang] OR French [lang])
7	1 AND 2 AND 3 AND 4 AND 5
8	(infant [MeSH] OR child [MeSH] OR adolescent [MeSH])
9	7 AND 8