Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

35 questions · 37 findings · 13 reviews · Headline outcomes only

No studies found 14 · 37.8%GRADE not reported 0 · 0%Very low 7 · 18.9%Low 12 · 32.4%Moderate 2 · 5.4%High 2 · 5.4%