“…The participants in the included studies were either Muslims or Christians. Five studies were conducted in Jordan (Al-Ali & Haddad, 2004;Al-Hassan & Wierenga, 2000;Elshatarat et al, 2013;Mosleh & Almalik, 2016;Mosleh & Darawad, 2015), four studies in Lebanon (Dumit, Magilvy, & Afifi, 2016;Dumit, Noureddine, & Magilvy, 2016;Noureddine et al, 2015;Walsh et al, 2017), one in Israel (Reges et al, 2013), one in Qatar (Donnelly et al, 2012) and one in Saudi Arabia (Al-Khadra et al, 1992), see online supplementary Appendix 1.…”