Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

777 questions · 792 findings · 40 reviews · Kidney and Transplant

No studies found 232 · 29.3%GRADE not reported 3 · 0.4%Very low 218 · 27.5%Low 253 · 31.9%Moderate 76 · 9.6%High 10 · 1.3%

Intervention not reported

Total number of adverse events · adults with renal vasculitis

The intervention showed no clear difference in total number of adverse events (low certainty).

1 finding from 1 review

Leflunomide vs methotrexate

Serious adverse events* · adults with renal vasculitis for maintenance therapy

Leflunomide showed no clear difference in serious adverse events* compared with methotrexate (low certainty).

1 finding from 1 review

Intervention not reported

Serious infections · adults with renal vasculitis

The intervention may leads to higher serious infections (low certainty).

1 finding from 1 review