Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

43 questions · 45 findings · 4 reviews · Headline outcomes only

No studies found 10 · 22.2%GRADE not reported 2 · 4.4%Very low 8 · 17.8%Low 24 · 53.3%Moderate 1 · 2.2%High 0 · 0%