Testing the psychopathology of psychosis: evidence for a general psychosis dimension.

ABSTRACT:

Background

Psychiatric taxonomists have sometimes argued for a unitary psychosis syndrome and sometimes for a pentagonal model, including 5 diagnostic constructs of positive symptoms, negative symptoms, cognitive disorganization, mania, and depression. This continues to be debated in preparation for impending revisions of the Diagnostic and Statistical Manual of Mental Disorders and the International Classification of Diseases. We aimed to identify general and specific dimensions underlying psychopathological features of psychosis.

Methods

The samples comprised 309 patients admitted to psychiatric services in the acute phase of their first or second episode of psychosis and 507 patients with enduring psychosis recruited from community mental health teams. Patients' symptoms

SUBMITTER: Reininghaus U 

PROVIDER: S-EPMC3686436 | biostudies-literature | 2013 Jul

REPOSITORIES: biostudies-literature