Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

21 questions · 27 findings · 5 reviews · Vascular

No studies found 6 · 22.2%GRADE not reported 3 · 11.1%Very low 2 · 7.4%Low 5 · 18.5%Moderate 6 · 22.2%High 5 · 18.5%

Low molecular weight heparin vs placebo or no prophylaxis

Symptomatic venous thromboembolism · prevention of venous thromboembolism in patients with lower‐limb immobilization

Low molecular weight heparin may leads to lower symptomatic venous thromboembolism compared with no prophylaxis or placebo (low certainty).

1 finding from 1 review

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

Low molecular weight heparin vs active control

Symptomatic PE · ambulatory cancer patients receiving chemotherapy

Low‐molecular‐weight heparin showed no clear difference in symptomatic PE compared with with active control (1); GRADE not reported.

3 findings from 1 review

Low molecular weight heparin vs active control

Symptomatic VTE · ambulatory cancer patients receiving chemotherapy

Low‐molecular‐weight heparin showed no clear difference in symptomatic VTE compared with with active control (1) (low certainty).

3 findings from 1 review

Low molecular weight heparin vs active control

Symptomatic DVT · ambulatory cancer patients receiving chemotherapy

The review found no eligible studies for this question.

3 findings from 1 review