Measuring impulsivity differently yields different answers: A three-level meta-analysis of associations between impulsivity and adolescent non-suicidal self-injury.
BACKGROUND Impulsivity is frequently examined in relation to adolescent non-suicidal self-injury (NSSI), yet the strength of this association remains unclear because findings vary across studies. This study quantified the association and examined potential sources of heterogeneity. METHODS A three-level random-effect...