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Lead
University of Konstanz
Dual diagnosis patients (psychosis and cannabis abuse) account for more clinical admissions than single diagnosis patients.
Cannabis misuse is a known risk factor for recurrence of psychosis.
A specified intervention on the basis of a manual for schizophrenic substance abusers is administered to inpatients in a specialized unit for young schizophrenic patients in a psychiatric hospital.
The control group, same indication (psychotic disorder and cannabis misuse) receives social competence training (specified for schizophrenic patients as well).
Admission to groups is randomly.
Age
18–65
Sex
ALL
Healthy volunteers
Not accepted
You may be eligible if
Clinical diagnosis of schizophrenia and disorders with psychotic features
Misuse of cannabis during 12 months preceding admission to hospital
You may not be if
Not able to attend training twice a week for 45 minutes (concentration, attention, psychotic symptoms, agitation)
Discharge from hospital before completion of training