Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

516 questions · 538 findings · 36 reviews

No studies found 211 · 39.2%GRADE not reported 15 · 2.8%Very low 118 · 21.9%Low 146 · 27.1%Moderate 46 · 8.6%High 2 · 0.4%

Acupuncture vs usual care

Adverse events Self‐reported · patients with non‐specific chronic low back pain

Acupuncture showed no clear difference in adverse events Self‐reported compared with usual care (low certainty).

1 finding from 1 review

Acupuncture vs sham

Adverse events Self‐reported · patients with non‐specific chronic low back pain

Acupuncture showed no clear difference in adverse events Self‐reported compared with sham intervention (low certainty).

1 finding from 1 review

Acupuncture vs no intervention

Proportion of participants with 1 or more serious adverse events · chronic hepatitis B

The review found no eligible studies for this question.

1 finding from 1 review

Acupuncture vs no intervention

Non‐serious adverse events Maximum · chronic hepatitis B

It is very uncertain whether acupuncture changes proportion of participants with 1 or more adverse events considered… compared with no intervention (very low certainty).

1 finding from 1 review

Acupuncture vs no intervention

Exploratory outcome: Proportion of participants with detectable HBV‐DNA (at maximum · chronic hepatitis B

The review found no eligible studies for this question.

1 finding from 1 review

Acupuncture vs all control (sham and open)

Death or dependency at end of · people with acute stroke

It is very uncertain whether acupuncture changes death or dependency at end of compared with all control (sham and open) (very low certainty).

2 findings from 1 review

Acupuncture vs sham control

Death or dependency at end of · people with acute stroke

Acupuncture showed no clear difference in death or dependency at end of compared with sham control (low certainty).

2 findings from 1 review

Acupuncture vs sham control

Death or institutional care by the end of · people with acute stroke

Acupuncture may leads to lower death or institutional care at end of compared with sham control (low certainty).

1 finding from 1 review