“…This is especially true for health behaviors (Bandura, 1991(Bandura, , 1986O'Leary, 1985;Strecher, De Vellis, Cevoy, Becker, & Rosenstock, 1986;Yallow & Collins, 1987). Perceived efficacy has been positively associated with antipsychotic medication adherence (Rogers, Day, Randall, & Bentall, 2003) and has been identified as a cornerstone of medication adherence (McCann, Clark, & Lu, 2008). Therefore, we predicted the following:…”