The proposed changes to the personality disorder section of the "Diagnostic and Statistical Manual of Mental Disorders" (5th ed.) places an increased focus on interpersonal impairment as one of the defining features of personality psychopathology. In addition, a proposed trait model has been offered to provide a means of capturing…

This study assessed the construct validity of the circumplex model of the Inventory of Interpersonal Problems (IIP-C) in Norwegian clinical and nonclinical samples. Structure was examined by evaluating the fit of the circumplex model to data obtained by the IIP-C. Observer-rated personality disorder criteria (DSM-IV, Axis II) were used as external…

Clients (N = 77) undergoing cognitive therapy for depression were assessed before treatment with the Clinical Outcomes in Routine Evaluation-Outcome Measure (CORE-OM), which encompasses domains of subjective well-being, problems, functioning, and risk of harming self or others, along with the Beck Depression Inventory-II (BDIII), the Hamilton…

This study compares the relationship between personality disorders and interpersonal problems as obtained by self-report and peer-report measures. Participants (N=393) were administered self-and peer-report versions of the Peer Inventory for Personality Disorder and the Inventory of Interpersonal Problems-64. Canonical analyses demonstrated…

The empirical structure of the item set from the Inventory of Interpersonal Problems was examined in the context of the interpersonal circumplex and Big Five factors of personality using results from 1,093 undergraduates. Results support using a theoretically guided empirical analysis rather than blind analysis of empirical methods. (SLD)