Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

171 questions · 185 findings · 19 reviews

No studies found 45 · 24.3%GRADE not reported 7 · 3.8%Very low 53 · 28.6%Low 48 · 25.9%Moderate 30 · 16.2%High 2 · 1.1%

Intervention not reported

Global state: No clinically important overall improvement (as rated by individual trials) ‐ medium term ( · People with schizophrenia and schizophrenia‐like disorders

The intervention may leads to lower global state: No clinically important overall improvement (as rated… (low certainty).

1 finding from 1 review

Intervention not reported

Mental state: specific ‐ negative symptoms ‐ average endpoint score (SANS, high score = poor) medium term ( · People with schizophrenia and schizophrenia‐like disorders
1 finding from 1 review