Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

14 questions · 14 findings · 2 reviews · Schizophrenia

No studies found 3 · 21.4%GRADE not reported 2 · 14.3%Very low 2 · 14.3%Low 7 · 50%Moderate 0 · 0%High 0 · 0%

FATTY ACID ‐ ETHYL‐EPA vs placebo

Adverse effects: EPS: parkinsonism measured by average ESRS change scores · female and male 42 (mean) years old patients with schizophrenia or schizoaffective disorder and antipsychotic‐induced tardive dyskinesia

FATTY ACID ‐ ETHYL‐EPA showed no clear difference in adverse effects: EPS: parkinsonism measured by average ESRS change… compared with PLACEBO (low certainty).

1 finding from 1 review

FATTY ACID ‐ ETHYL‐EPA vs placebo

Adverse effects: EPS: dystonia measured by average ESRS change scores · female and male 42 (mean) years old patients with schizophrenia or schizoaffective disorder and antipsychotic‐induced tardive dyskinesia

FATTY ACID ‐ ETHYL‐EPA showed no clear difference in adverse effects: EPS: dystonia measured by average ESRS change scores compared with PLACEBO (low certainty).

1 finding from 1 review

FATTY ACID ‐ ETHYL‐EPA vs placebo

Adverse effects: 2. Extrapyramidal ‐ akathisia · female and male 42 (mean) years old patients with schizophrenia or schizoaffective disorder and antipsychotic‐induced tardive dyskinesia

It is very uncertain whether FATTY ACID ‐ ETHYL‐EPA changes adverse effects: EPS: akathisia measured by average ESRS change scores compared with PLACEBO (very low certainty).

1 finding from 1 review

FATTY ACID ‐ ETHYL‐EPA vs placebo

Leaving the study early · female and male 42 (mean) years old patients with schizophrenia or schizoaffective disorder and antipsychotic‐induced tardive dyskinesia

It is very uncertain whether FATTY ACID ‐ ETHYL‐EPA changes acceptability of treatment (measured by participants leaving the… compared with PLACEBO (very low certainty).

1 finding from 1 review

FATTY ACID ‐ ETHYL‐EPA vs placebo

Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 42 (mean) years old patients with schizophrenia or schizoaffective disorder and antipsychotic‐induced tardive dyskinesia

The review found no eligible studies for this question.

1 finding from 1 review

Omega‐3 vs placebo

Mental state: psychotic symptoms Average total score (PANSS, higher score = worse, scale from 30‐210) Long‐term (up to 7 years) · people in the prodromal stage of psychosis
1 finding from 1 review

Omega‐3 vs placebo

Adverse effects: neurological, extrapyramidal UKU (events) Medium‐term · people in the prodromal stage of psychosis

Group A: omega‐3 fatty acids showed no clear difference in adverse effects: neurological, extrapyramidal UKU (events) Medium‐term compared with placebo (low certainty).

1 finding from 1 review

Omega‐3 vs placebo

Satisfaction with treatment: 1. Leaving the study early ‐ long term · people in the prodromal stage of psychosis

Group A: omega‐3 fatty acids showed no clear difference in satisfaction with treatment: leaving the study early Long‐term… compared with placebo (low certainty).

1 finding from 1 review

Omega‐3 vs placebo

Prodromal symptoms: transition to psychosis Endpoint data (events) · people in the prodromal stage of psychosis

Group A: omega‐3 fatty acids may leads to lower prodromal symptoms: transition to psychosis Long‐term (events) compared with placebo (low certainty).

1 finding from 1 review

Omega‐3 vs placebo

Global state: antipsychotic prescription Long‐term (events) · people in the prodromal stage of psychosis

Group A: omega‐3 fatty acids may leads to lower global state: antipsychotic prescription Long‐term (events) compared with placebo (low certainty).

1 finding from 1 review