Item-level endorsement on the Prodromal Questionnaire in a large non-clinical sample.

ABSTRACT:

Background

Brief questionnaires, such as the Prodromal Questionnaire (PQ) positive scale, have been used to pre-screen individuals who may be at clinical high-risk (CHR) for psychosis. Despite the apparent utility of the PQ, few studies have examined response styles in non-clinical settings, which this study aimed to assess.

Methods

Response frequencies were examined for PQ positive subscale items in 3584 students (ages 18-35) from a nationally representative, semi-public undergraduate institution. Highly endorsed items were evaluated further in conjunction with established cutoffs and associated symptom ratings from the Structured Interview for Psychosis-risk Syndromes (SIPS) in a smaller subset of participants (n = 162). Positive subscale and distressing item responses wer

SUBMITTER: Capizzi R 

PROVIDER: S-EPMC10131285 | biostudies-literature | 2022 Oct

REPOSITORIES: biostudies-literature