Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

29 questions · 29 findings · 9 reviews · Headline outcomes only

No studies found 7 · 24.1%GRADE not reported 5 · 17.2%Very low 9 · 31%Low 6 · 20.7%Moderate 1 · 3.4%High 1 · 3.4%