Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

197 questions · 203 findings · 17 reviews

No studies found 25 · 12.3%GRADE not reported 7 · 3.4%Very low 79 · 38.9%Low 49 · 24.1%Moderate 38 · 18.7%High 5 · 2.5%

Azathioprine vs methotrexate

Adverse event causing death or study drug discontinuation · adults with renal vasculitis for maintenance therapy

Azathioprine showed no clear difference in adverse events causing death or study drug discontinuation compared with methotrexate (low certainty).

1 finding from 1 review