Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

37 questions · 37 findings · 4 reviews · Headline outcomes only

No studies found 6 · 16.2%GRADE not reported 0 · 0%Very low 2 · 5.4%Low 15 · 40.5%Moderate 13 · 35.1%High 1 · 2.7%