From: Traditional Chinese and western medicine for the prevention of deep venous thrombosis after lower extremity orthopedic surgery: a meta-analysis of randomized controlled trials
First author and year
Subcutaneous hematoma
Experimental group
Control group
Bi CQ 2009 [12]
10/35 (28.57%)
26/35 (74.29%)
Jiang KW 2011 [19]
1/65 (2.2%)
8/73 (17.8%)
Li DF 2015 [20]
4/25 (8.9%)
11/25 (44.0%)
Li JH 2015 [21]
2/44 (4.5%)
1/41 (2.4%)
Journal of Orthopaedic Surgery and Research