Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,776 questions · 7,311 findings · 959 reviews · Headline outcomes only

No studies found 1,498 · 20.5%GRADE not reported 303 · 4.1%Very low 1,839 · 25.2%Low 1,991 · 27.2%Moderate 1,277 · 17.5%High 403 · 5.5%

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Convective radiofrequency water vapour thermal therapy vs sham

Major adverse events · men with lower urinary tract symptoms suggesting benign prostatic hyperplasia

It is very uncertain whether convective radiofrequency water vapour thermal therapy changes major adverse events compared with sham procedure (very low certainty).

1 finding from 1 review

Convective radiofrequency water vapour thermal therapy vs sham

Retreatment · men with lower urinary tract symptoms suggesting benign prostatic hyperplasia

It is very uncertain whether convective radiofrequency water vapour thermal therapy changes retreatment compared with sham procedure (very low certainty).

1 finding from 1 review

NSAIDs vs placebo

Proportion of participants experiencing adverse events · Patients with acute low‐back pain

It is very uncertain whether NSAIDs changes proportion of participants experiencing adverse events compared with placebo (very low certainty).

1 finding from 1 review