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What do systematic reviews say?

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Evidence found and GRADE certainty

21 questions · 21 findings · 1 reviews

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No studies found 8 · 38.1%GRADE not reported 0 · 0%Very low 6 · 28.6%Low 6 · 28.6%Moderate 1 · 4.8%High 0 · 0%

Acupuncture vs sham

Adverse events · polycystic ovarian syndrome

True acupuncture probably leads to higher adverse events compared with sham acupuncture (moderate certainty).

1 finding from 1 review