Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,747 questions · 3,943 findings · 594 reviews

No studies found 784 · 19.9%GRADE not reported 530 · 13.4%Very low 1,040 · 26.4%Low 981 · 24.9%Moderate 444 · 11.3%High 164 · 4.2%

Summary of findings: nitric oxide vs placebo

FEV1 (% predicted): mean change from baseline · children (12 or over) and young adults with cystic fibrosis

Summary of findings: nitric oxide showed no clear difference in respiratory function mean change in FEV1 % predicted from baseline compared with placebo (low certainty).

1 finding from 1 review

Electrical or magnetic stimulation vs no treatment, sham treatment or verbal/written instruction

Number of participants experiencing surface or skin‐related adverse events: e.g. skin reactions, bruising, hypersensitivity to gel · men with urinary incontinence following prostate surgery

The review found no eligible studies for this question.

1 finding from 1 review

Electrical or magnetic stimulation vs no treatment, sham treatment or verbal/written instruction

Number of participants experiencing muscle‐related adverse events: e.g. soreness, discomfort, cramps, pain · men with urinary incontinence following prostate surgery

The review found no eligible studies for this question.

1 finding from 1 review