Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

34 questions · 34 findings · 5 reviews · Headline outcomes only

No studies found 3 · 8.8%GRADE not reported 10 · 29.4%Very low 12 · 35.3%Low 2 · 5.9%Moderate 5 · 14.7%High 2 · 5.9%