Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

78 questions · 78 findings · 20 reviews · Headline outcomes only

No studies found 30 · 38.5%GRADE not reported 0 · 0%Very low 17 · 21.8%Low 25 · 32.1%Moderate 6 · 7.7%High 0 · 0%

Acupuncture vs sham control

Adverse events related to acupuncture · people with acute stroke

Acupuncture showed no clear difference in adverse events related to acupuncture compared with sham control (low certainty).

1 finding from 1 review

Acupuncture vs control acupuncture

Adverse events · clinical diagnosis of depression

Acupuncture showed no clear difference in adverse events compared with control acupuncture (moderate certainty).

1 finding from 1 review

Acupuncture vs sham

Serious adverse events · patients with hip osteoarthritis

The review found no eligible studies for this question.

1 finding from 1 review

Acupuncture vs sham

Number of minor adverse events · Adults with overactive bladder (OAB)

Acupuncture showed no clear difference in number of minor adverse events compared with sham acupuncture (moderate certainty).

1 finding from 1 review

Acupuncture vs sham

Withdrawals due to adverse events · patients with hip osteoarthritis

The review found no eligible studies for this question.

1 finding from 1 review

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

Acupuncture vs sham

Number of participants reporting an adverse event · patients with hip osteoarthritis

The review found no eligible studies for this question.

1 finding from 1 review

Acupuncture vs placebo or sham acupuncture

Adverse events Adverse events includes withdrawal and drop‐outs that could be clearly identified as due to an adverse event · patients with fibromyalgia

Acupuncture showed no clear difference in adverse events Adverse events includes withdrawal and drop‐outs that… compared with placebo or sham acupuncture (moderate certainty).

1 finding from 1 review