Effect of different dose low-molecular-weight heparin on venous thromboembolism in patients undergoing total hip replacement

OBJECTIVE To observe the effect of low-molecular-weight heparin(LMWH)on venous thromboembolism in patients undergoing total hip replacement(THR).METHODS Sixty ASAⅠ～Ⅲ patients undergoing THR with spinal combined epidural anesthesia(SCEA)were randomized to one of three groups:group E0 received no LMWH(n=20),group E1/2 received half dose LMWH(n=20)and E1 received one dose LMWH(n=20).All patients were…