Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,756 questions · 13,493 findings · 1,305 reviews · Headline outcomes only

No studies found 2,594 · 19.2%GRADE not reported 728 · 5.4%Very low 2,868 · 21.3%Low 3,777 · 28%Moderate 2,620 · 19.4%High 906 · 6.7%

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IM erythropoietin + IV iron sucrose vs IV iron sucrose + IM placebo

Number of responders ‐ disease activity not stated (12 weeks) · IBD patients

IM erythropoietin + IV iron sucrose showed no clear difference in number of responders ‐ disease activity not stated (12 weeks) compared with IV iron sucrose + IM placebo (low certainty).

1 finding from 1 review

Antidepressants vs placebo

Depression response (acute phase, 5 ≤ 12 weeks) · women of any age, with PND up to 12 months

Antidepressants showed no clear difference in depression response (acute, 5 ≤ 12 weeks) compared with placebo (low certainty).

1 finding from 1 review

Antidepressants vs placebo

Depression remission · women of any age, with PND up to 12 months

Antidepressants showed no clear difference in depression remission (acute, 5 ≤ 12 weeks) compared with placebo (low certainty).

1 finding from 1 review

Antidepressants vs placebo

Acceptability ‐ total dropouts · women of any age, with PND up to 12 months

Antidepressants showed no clear difference in treatment acceptability ‐ dropouts compared with placebo (low certainty).

1 finding from 1 review

Multi‐domain interventions vs placebo or usual care

Cognitive decline · Older people living in the community
3 findings from 1 review