The Effectiveness of a School-based Self-injury Prevention Program on Reducing Interpersonal Cognitive Distortion and Fear of Negative Evaluation in Adolescent Girls

Background: Non-Suicidal Self-Injury (NSSI) is a prevalent, harmful, and transdiagnostic behavior that can comprehensively be assessed in daily life studies. Objectives: This study aimed to determine the effectiveness of the student self-injury prevention program in mitigating the Interpersonal Cognitive Distortion (ICD) and the fear of Negative Evaluation (FNE).