treatment phase cognitive-behavioural therapy for psychosis. I: effects of the London-East Anglia randomised controlled trial of

The study was conducted at three majorsites; at the Maudsley Trust, London; atAddenbrooke's Hospital Trust, Cambridge;and at Norfolk Mental Health Trust,Norwich. Participants were catchment areaclients who were recruited by asking forreferrals from community teams and inpatient units.Criteria for referral were: at least onecurrent positive psychotic symptom (such asdelusions or hallucinations) that was distressing, unremitting (at least the past sixmonths) and medication resistant, that ishad not responded to a previous trial of atleast six months of appropriate neurolepticmedication. Clients prescribed clozapineneeded to have been stable on this for atleast one year (to allow time for all benefitto occur). People who had drug, alcohol ororganic problems as primary features wereexcluded.