Differences in mortality after fracture of hip. Antithrombotic prophylaxis had little effect on overall mortality
Differences in mortality after fracture of hip. Casemix factors may not have been considered sufficiently
Differences in mortality after fracture of hip. Doubt remains over anticoagulant prophylaxis for deep venous thrombosis
Differences in mortality after fracture of hip. Overall survival rate is most important measure
Differences in mortality after fracture of hip. Patient's nutritional status is not recorded