Psychometric properties of the schizotypal personality questionnaire-brief revised (SPQ-BR) in a German-speaking sample.

ABSTRACT: Schizotypy refers to personality traits linked to an increased risk for schizophrenia-spectrum disorders (SSD). The Schizotypal Personality Questionnaire-Brief Revised (SPQ-BR) is a widely used 32-item self-report measure, but its psychometric properties in German-speaking populations are unexplored. This study comprised 738 individuals, including 33 with SSD, and 148 with other mental disorders. Participants (mean age: 38 years, 77% female) completed an online survey that included the German version of the SPQ-BR (SPQ-BR-G) and additional measures to assess convergent and discriminant validity. Reliability, latent factor structure, and validity were assessed. The SPQ-BR-G demonstrated excellent internal consistency (α = 0.91), good convergent validity (r = 0.52-0.58), and discriminant val

SUBMITTER: Gajic V 

PROVIDER: S-EPMC12920991 | biostudies-literature | 2026 Feb

REPOSITORIES: biostudies-literature