Social impairment is a long-recognized core feature of schizophrenia and is common in other psychotic disorders. Still, to date the long-term trajectories of social impairment in psychotic disorders have rarely been studied systematically. Login at top right hand side of page using your SSSFT NHS Athens for full text. SSOTP - You can request a copy of this article by replying to this email. Please ensure you are clear which article you are requesting.