Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,005 questions · 1,053 findings · 151 reviews · Headline outcomes only

No studies found 275 · 26.1%GRADE not reported 150 · 14.2%Very low 271 · 25.7%Low 215 · 20.4%Moderate 105 · 10%High 37 · 3.5%

Intervention not reported

Corruption Pharmaceutical company spending on gifts · a) pharmaceutical companies, b) community health centre staff, c) health service users
1 finding from 1 review

Psychological therapies vs antidepressants alone or antidepressants and benzodiazepines

Leaving the study early · adults with panic disorder

It is very uncertain whether all psychological therapies changes dropouts for any reason compared with antidepressants alone or antidepressants and benzodiazepines (very low certainty).

1 finding from 1 review

Chemical peeling vs combined chemical peeling plus any active intervention

Participant‐reported scar improvement (long‐term) · people with acne scars

It is very uncertain whether chemical peeling changes participant‐reported scar improvement (long‐term) N of participants… compared with combined chemical peeling plus any active intervention (very low certainty).

1 finding from 1 review

Chemical peeling vs combined chemical peeling plus any active intervention

Participant‐assessed adverse events (short‐term) N of participants with adverse events · people with acne scars

It is very uncertain whether chemical peeling changes participant‐assessed adverse events (short‐term) N of participants… compared with combined chemical peeling plus any active intervention (very low certainty).

1 finding from 1 review