Table 1. Review inclusion criteria using the PICOS framework.

Participants	Men without a diagnosis of a testicular disorder
Interventions	Educational/health promotion intervention/programme
Comparisons	The effect of intervention compared to baseline and/or control conditions i.e. alternative intervention(s) or no intervention
Outcomes (primary)	(i)  Knowledge and awareness of testicular disorders and/or self-examination  (ii)  Behaviours and/or intentions to examine/feel own testes (iii)  Help-seeking behaviours and/or intentions for testicular symptoms
Study design	Any experimental design (i.e. randomised controlled trial, non-randomised controlled trial, pre-post study design with one or more groups, and post-test only study design with one or more groups) and structured reviews of interventions (i.e. systematic and integrative reviews)