Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,695 questions · 4,979 findings · 433 reviews

No studies found 998 · 20%GRADE not reported 1,140 · 22.9%Very low 1,024 · 20.6%Low 1,029 · 20.7%Moderate 636 · 12.8%High 152 · 3.1%

Extended prophylaxis vs another VTE extended prophylaxis

Clinically relevant non‐major bleeding Treatment duration 28 ‐ 42 days · patients with unprovoked venous thromboembolism

VTE extended prophylaxis showed no clear difference in clinically relevant non‐major bleedingf compared with another VTE extended prophylaxis (moderate certainty).

1 finding from 1 review

Extended prophylaxis vs placebo

Clinically relevant non‐major bleeding Treatment duration 28 ‐ 42 days · patients with unprovoked venous thromboembolism

Extended prophylaxis showed no clear difference in clinically relevant non‐major bleedingh compared with placebo (low certainty).

1 finding from 1 review