“…The number of participants varied considerably across studies, with a median sample size of 11 (range 3-77). Nine studies were defined as high quality (Avondino & Antoine, 2016;Beach et al, 2015;Conde-Sala et al, 2013Magai et al, 1996, P€ oll€ anen & Hirsim€ aki, 2014Starkstein, Jorge, Mizrahi, & Robinson, 2006;Swall, Ebbeskog, Lundh, & Fagerberg, 2015), seven as moderate quality (Asplund, Jansson, & Norberg, 1995;Asplund, Norberg, Adolfsson, & Waxman, 1991;Biringer, Anderson, & Strubel, 1988;Biringer & Anderson, 1992;Bologna & Camp, 1997;Mayhew, Acton, Yauk, & Hopkins, 2001;Tappen, Williams, Fishman, & Touhy, 1999) and five as low quality (Grewal, 1994;Lancioni et al, 2013Lancioni et al, , 2015Mangone et al, 1991;Yokoi, Haraguchi, Hashimoto, & Okamura, 2012).…”