“…On this basis we included sociodemographic predictors (i.e., gender, age, relationship status, religiosity; Morgan, 2011;Peter & Valkenburg, 2011;Traeen, Nilsen, & Stigum, 2006), personality characteristics (i.e., sensation seeking; Hald, Kuyper, et al, 2013;Luder et al, 2011;Peter & Valkenburg, 2011;SinkoviK c et al, 2013), sexual background predictors (i.e., sexual attitudes and sexual behaviors; Hald, Kuyper, et al, 2013;Luder et al, 2011), parental involvement (SinkoviK c et al, 2013), and Internet use (Morgan, 2011).…”