Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,262 questions · 2,405 findings · 248 reviews · Headline outcomes only

No studies found 507 · 21.1%GRADE not reported 93 · 3.9%Very low 657 · 27.3%Low 708 · 29.4%Moderate 387 · 16.1%High 53 · 2.2%

Intervention vs usual care

Exacerbations (number of people experiencing ≥ 1 exacerbations) · COPD and at least one other long‐term condition

It is very uncertain whether intervention changes exacerbations ‐ number of people experiencing one or more  compared with usual care (very low certainty).

1 finding from 1 review

Discontinuation by "tapering" vs usual family planning care

Relapse · participants with depressive or anxiety disorders

It is very uncertain whether discontinuation by "tapering" changes relapse (as defined by study authors) (HR) compared with continuation (or usual care) (very low certainty).

1 finding from 1 review

Discontinuation by "tapering" vs usual family planning care

Adverse events · participants with depressive or anxiety disorders

It is very uncertain whether discontinuation by "tapering" changes adverse events compared with continuation (or usual care) (very low certainty).

1 finding from 1 review