Transdiagnostic dimensions of psychopathology at first episode psychosis: findings from the multinational EU-GEI study.

ABSTRACT:

Background

The value of the nosological distinction between non-affective and affective psychosis has frequently been challenged. We aimed to investigate the transdiagnostic dimensional structure and associated characteristics of psychopathology at First Episode Psychosis (FEP). Regardless of diagnostic categories, we expected that positive symptoms occurred more frequently in ethnic minority groups and in more densely populated environments, and that negative symptoms were associated with indices of neurodevelopmental impairment.

Method

This study included 2182 FEP individuals recruited across six countries, as part of the EUropean network of national schizophrenia networks studying Gene-Environment Interactions (EU-GEI) study. Symptom ratings were analysed using multidimen

SUBMITTER: Quattrone D 

PROVIDER: S-EPMC6518388 | biostudies-literature | 2019 Jun

REPOSITORIES: biostudies-literature