Abstract Objective: The Cognitive Biases Questionnaire for psychosis (CBQp) was
developed to capture 5 cognitive distortions (jumping to conclusions, intentionalising,
catastrophising, emotional reasoning, and dichotomous thinking), which are considered
important for the pathogenesis of psychosis. Vignettes were adapted from the Cognitive
Style Test (CST), relating to “Anomalous Perceptions” and “Threatening Events” themes.
Method: Scale structure, reliability, and validity were investigated in a psychosis group, and …

Introduction: Cognitive biases are key factors in the development and persistence of
delusions in psychosis. The Cognitive Biases Questionnaire for Psychosis (CBQp) is a new
self-reported questionnaire of 30 relevant situations to evaluate five types of cognitive biases
in psychosis. In the context of the validation of the Spanish version of the CBQp, our
objectives were to (1) analyze the factorial structure of the questionnaire with a confirmatory
factor analysis (CFA),(2) relate cognitive biases with a widely used scale in the field of …