Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

86 questions · 88 findings · 16 reviews · Gut

No studies found 31 · 35.2%GRADE not reported 0 · 0%Very low 27 · 30.7%Low 18 · 20.5%Moderate 11 · 12.5%High 1 · 1.1%