“…Factors influencing discrepancies were also analysed, e.g., gender (BriggsGowan, Carter, & Schwab-Stone, 1996;Touliatos & Lindholm, 1981;Verhulst & Akkerhuis, 1989), age (Narad et al, 2015;Verhulst & Akkerhuis, 1989), mental health (Chilcoat & Breslau, 1997;Egeland, Kalkoske, Gottesman & Erickson, 1990;Epkins, 1996;Kolko & Kazdin, 1993;Narad et al, 2015;Querido, Eyberg & Boggs, 2001;Richters, 1992;Sointu, Savolainen, Lappalainen, & Epstein, 2012;Treutler & Epkins;2003Youngstrom, Loeber & Stouthamer-Loeber, 2000, and socioeconomic status (Cai et al, 2004).…”