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Table 1 Study design

From: Cognitive behavioural therapy versus supportive therapy for persistent positive symptoms in psychotic disorders: The POSITIVE Study, a multicenter, prospective, single-blind, randomised controlled clinical trial

Study condition

CBT

Cognitive Behavioural Therapy

(+ standard care)

ST

Supportive Treatment

(+ standard care)

Major inclusion criteria

Patients with psychotic disorders, PANSS-Delusion or - Hallucination ≥ 4, symptoms persistent for at least 3 months

N = 330

(to be included in six study centres)

165

165

Study treatment sessions (treatment duration 9 months)

20

20

Primary Outcome

Positive Symptoms (PANSS) at post treatment assessment (nine months after inclusion)

post treatment follow-up

24 month