Examining the Construct Validity of Borderline Personality Traits Using Familial Aggregation and Other External Validators.

ABSTRACT: Numerous studies have questioned the reliability and validity of borderline personality disorder's (BPD) categorical conceptualization. DSM-5 Section III's alternative trait-based model of BPD may better capture borderline pathology, but aspects of its validity should be further established. Thus, the authors examined whether a latent BPD factor derived from Section III traits exhibits (1) familial aggregation among siblings and (2) association with constructs related to borderline pathology. The authors also tested whether gender moderated associations. A total of 498 community-recruited adults completed the Personality Inventory for DSM-5, a behavioral assessment of risk-taking, and reported their history of childhood maltreatment, substance use, nonsuicidal self-injury, an

SUBMITTER: Letkiewicz AM 

PROVIDER: S-EPMC10074705 | biostudies-literature | 2022 Dec

REPOSITORIES: biostudies-literature