Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

711 questions · 751 findings · 86 reviews

No studies found 171 · 22.8%GRADE not reported 61 · 8.1%Very low 192 · 25.6%Low 174 · 23.2%Moderate 108 · 14.4%High 45 · 6%

Antibiotics vs placebo

Clinical failure rate · patients with uncomplicated acute maxillary sinusitis

Antibiotics probably leads to lower clinical failure rate compared with placebo (moderate certainty).

2 findings from 1 review

Antibiotics vs placebo

Death at 6 months · adults with renal vasculitis for maintenance therapy

Antibiotics showed no clear difference in death at 6 months compared with placebo (low certainty).

1 finding from 1 review