Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

129 questions · 131 findings · 59 reviews

No studies found 50 · 38.2%GRADE not reported 3 · 2.3%Very low 34 · 26%Low 17 · 13%Moderate 20 · 15.3%High 7 · 5.3%