Journal article

Pre-treatment, baseline, and outcome differences between early-onset and adult-onset psychosis in an epidemiological cohort of 636 first-episode patients

Benno G Schimmelmann, Philippe Conus, Sue Cotton, Patrick D McGorry, Martin Lambert



OBJECTIVES: To assess pre-treatment, baseline, and outcome differences of patients with early- (onsetor=age 18) psychosis in an epidemiological cohort of first-episode patients. METHODS: The Early Psychosis Prevention and Intervention Centre (EPPIC) in Australia admitted 786 FEP patients from January 1998 to December 2000. Data were collected from patients' files using a standardized questionnaire. Seven hundred four files were available, 61 of which were excluded owing to non-psychotic diagnoses or a psychotic disorder due to a general medical condition and 7 owing to missing data on age at onset. 636 patients were analyzed. RESULTS: The mean age at onset was 21.3 years (SD 3.6); the preval..

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