Fig. 2From: Harsh parenting and non-suicidal self-injury in adolescence: the mediating effect of depressive symptoms and the moderating effect of the COMT Val158Met polymorphismThe moderated mediation model among adolescents T1 to T3. The dotted line is not significant; *p < 0.05, **p < 0.01, ***p < 0.001Back to article page