of the twenty-three placebo-treated patients with fracturs , 39.1 per cent had a thromboembolic event , while 41.4 per cent of the twenty-nine who received heparin showed evidence of thromboembolism , demonstrating that low-dose heparin afforded no protection , nor did it affect the incidence of bleeding complications or transfusion requirements in fracture patients .
C0040038
thromboembolism
C0019134
heparin