Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

38 questions · 38 findings · 16 reviews · Headline outcomes only

No studies found 21 · 55.3%GRADE not reported 4 · 10.5%Very low 4 · 10.5%Low 4 · 10.5%Moderate 5 · 13.2%High 0 · 0%