Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

83 questions · 84 findings · 9 reviews · Headline outcomes only

No studies found 9 · 10.7%GRADE not reported 15 · 17.9%Very low 19 · 22.6%Low 32 · 38.1%Moderate 9 · 10.7%High 0 · 0%