“…The literature linking SCL-R with childhood externalizing behaviors has been less consistent (Lorber, 2004; Scarpa & Raine, 1997). Some childhood studies report that higher levels of SCL-R are associated with children’s reactive aggression (Hubbard et al, 2002) and externalizing problems (El-Sheikh, 2005a), but more studies have found that lower levels of SCL-R are associated with child externalizing problems (Fung et al, 2005; Herpertz et al, 2005; McBurnett, 1992; Snoek, van Goozen, Matthys, Buitelaar, & van Engeland, 2004; van Goozen, Matthys, Cohen-Kettenis, Gispen-de Wied, & van Engeland, 1998). …”