Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

30 questions · 30 findings · 5 reviews · Headline outcomes only

No studies found 13 · 43.3%GRADE not reported 2 · 6.7%Very low 2 · 6.7%Low 9 · 30%Moderate 3 · 10%High 1 · 3.3%