Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

11 questions · 11 findings · 3 reviews · Vascular

No studies found 1 · 9.1%GRADE not reported 5 · 45.5%Very low 2 · 18.2%Low 3 · 27.3%Moderate 0 · 0%High 0 · 0%

Unfractionated heparin vs low molecular weight heparin

DVT (symptomatic, asymptomatic, non‐fatal) · people undergoing major amputation of the lower extremity

It is very uncertain whether unfractionated heparin changes DVT (symptomatic, asymptomatic, non‐fatal) (5 to 8 days after surgery) compared with low molecular weight heparin (very low certainty).

1 finding from 1 review