This systematic review and network meta-analysis revealed that the use of low-molecular-weight heparin (LMWH) may be more effective than unfractionated heparin (UFH) in reducing incidence of deep vein thrombosis (DVT) among critically ill patients.

Many associated factors are modifiable indicating potential benefit from planned strategies.

Low anti-Factor Xa indicative of inadequate enoxaparin dosing is associated with a higher incidence of post-surgical Venous Thromboembolism.

An analysis of vital registration data from the WHO Mortality Database (2000-2015).

The guidelines provide an update on the 2014 guidelines.

Guidelines recommend postoperative prophylactic anticoagulation for 1-5 weeks.