Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

83 questions · 83 findings · 29 reviews

No studies found 25 · 30.1%GRADE not reported 2 · 2.4%Very low 21 · 25.3%Low 20 · 24.1%Moderate 13 · 15.7%High 2 · 2.4%

Continuous positive airway pressure (CPAP) vs phosphodiesterase type 5 inhibitors

Minor adverse events · erectile dysfunction in men with obstructive sleep apnoea

It is very uncertain whether continuous positive airway pressure (CPAP) changes minor adverse events compared with phosphodiesterase type 5 inhibitors (very low certainty).

1 finding from 1 review

Intervention not reported

Minor adverse events · for effects on cramps, people (other than pregnant women) with muscle cramps (largely older adults); for adverse events, all populations

The intervention showed no clear difference in minor adverse events (low certainty).

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