Table 16-97Pulmonary embolism – summary of results from RCTs

ComparisonNo. of studiesInterventionControlRelative riskAbsolute effectForest plots & Evidence tables *
Proph vs no proph
UFH vs nil61511/240/191.19 (0.22, 6.40)0.02 (-0.17, 0.21)ET: 27
FP: 18
Double proph vs double
LMWH + introperative UFH vs UFH + introperative UFH18110/1220/111not estimable0.00 (0.02, 0.02)ET: 45
FP: 189

FP – forest plot number in appendix E; ET – evidence table number in appendix D

Proph - prophylaxis

From: 16, Vascular surgery

Cover of Venous Thromboembolism
Venous Thromboembolism: Reducing the Risk of Venous Thromboembolism (Deep Vein Thrombosis and Pulmonary Embolism) in Patients Admitted to Hospital.
NICE Clinical Guidelines, No. 92.
National Clinical Guideline Centre – Acute and Chronic Conditions (UK).
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