Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

61 questions · 65 findings · 28 reviews

No studies found 40 · 61.5%GRADE not reported 4 · 6.2%Very low 5 · 7.7%Low 7 · 10.8%Moderate 6 · 9.2%High 3 · 4.6%