Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,640 questions · 2,709 findings · 446 reviews

No studies found 593 · 21.9%GRADE not reported 241 · 8.9%Very low 538 · 19.9%Low 706 · 26.1%Moderate 516 · 19%High 115 · 4.2%

Psychological interventions (including health education) vs usual care

Return to work · patients with coronary heart disease

Psychological interventions (including health education) showed no clear difference in proportion of participants at work in the long term (> 1 to < 5 years) compared with usual care (low certainty).

1 finding from 1 review

Intervention not reported

Long‐term sequelae · patients with HIV‐1 infection and a pre‐established clinical need for treatment with an antiretroviral drug regimen containing abacavir…

The review found no eligible studies for this question.

1 finding from 1 review

Omega‐3 fatty acids and antioxidants vs standard diet or placebo

Mortality within the longest · adults (aged 18 years or older), mechanically ventilated participants with ARDS as defined by the Berlin definition of ARDS or, for older…

Omega‐3 fatty acids and antioxidants showed no clear difference in all‐cause mortality (longest period reported) compared with placebo or standard nutrition (low certainty).

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

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