A descriptive study of 'non-cases' and referral rates to an early intervention for psychosis service

Abstract

Aim: Despite there being approximately 200 early intervention services for psychosis worldwide, little is known about the referral rates to these services, the diagnoses and needs of individuals found not to have a first episode of psychosis (FEP). Firstly, we aimed to describe the diagnoses for individuals who were found not to have a FEP (non-cases) following an assessment using the Structured Clinical Interview for Diagnostic and Statistical Manual of Mental Disorders IV (SCID). We then aimed to examine the referral rates of cases and non-cases to an early intervention service. Methods: All individuals referred to the early intervention service underwent a clinical assessment using the SC..