Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

449 questions · 459 findings · 247 reviews

No studies found 75 · 16.3%GRADE not reported 13 · 2.8%Very low 119 · 25.9%Low 139 · 30.3%Moderate 86 · 18.7%High 27 · 5.9%

Macrolides vs placebo

Serious adverse events · children with bronchiectasis

Macrolides showed no clear difference in serious adverse events compared with placebo (low certainty).

1 finding from 1 review

Macrolides vs placebo

Serious adverse events · adults with bronchiectasis

Macrolides showed no clear difference in serious adverse events compared with placebo (low certainty).

1 finding from 1 review

Mesalamine vs placebo

Serious adverse events · Patients with collagenous colitis

Mesalamine showed no clear difference in serious adverse events compared with placebo (low certainty).

1 finding from 1 review

Budesonide vs placebo

Serious adverse events · Patients with collagenous colitis

It is very uncertain whether budesonide changes serious adverse events compared with placebo (very low certainty).

1 finding from 1 review