“…Of these studies, 21 met the inclusion criteria. Over half of these studies used experimental or quasi-experimental methods (Bertrand, 2009;Coles, Kable, & Taddeo, 2009;Engle, 2008;Kable, Coles, & Taddeo, 2007;Keil, Paley, Frankel, & O'Connor, 2010;Kerns, Macsween, Wekken, & Gruppuso, 2010;Loomes, Rasmussen, Pei, Manji, & Andrew, 2008;O'Connor et al, 2012;Roebuck-Spencer & Mattson, 2004;Vernescu, 2007;Wells, Chasnoff, Schmidt, Telford, & Schwartz, 2012). Qualitative studies used purposeful sampling (Carpenter, 2011) and included a case study (Duquette, Stodel, Fullarton, & Hagglund, 2006) and pilot study (Grant et al, 2004).…”