Neighborhood-level predictors of age at onset and duration of untreated psychosis in first-episode psychotic disorders

Recent years have witnessed growing interest in the role of the social environment in the development and outcomes of schizophrenia. We investigated whether neighborhood characteristics are associated with two important prognostic factors in early-course psychosis, age at onset of psychosis (AOP) and duration of untreated psychosis (DUP).Data were collected from patients admitted to the hospital for first-episode schizophrenia-spectrum disorder....