Treatment modifiers of interpersonal functioning in psychotherapy for people with borderline personality disorder: Systematic review with meta-analyses of individual participant data

Key Points

• Interpersonal functioning improves with psychotherapy in borderline personality disorder, emphasizing the importance of treatment modifiers.
• Key metrics show significant effects of various treatment modifiers on psychotherapy outcomes, enhancing overall interpersonal functioning.
• Systematic review and meta-analyses were conducted, analyzing individual participant data focused on interpersonal functioning and borderline personality disorder.
• Implications support the need for personalized approaches in treatment for borderline personality disorder, enhancing interpersonal outcomes.