Table 3 Comparison among different surgical sites

Age (y)

74.0 ± 8.6

66.6 ± 11.7* *

63.4 ± 13.5* *

66.4 ± 14.3* *

<0.01

Male/ Female

50 / 161

53 / 275

126 / 48

306 / 217

<0.01

BMI (kg/m²)

26.2 ± 4.6

24.0 ± 3.9* *

24.0 ± 3.5* *

24.6 ± 4.2* *

<0.01

D-dimer (μg/mL)

1.85 ± 2.99

1.32 ± 1.38* *

0.86 ± 10.08* *

1.00 ± 1.40* *

<0.01

DVT (%)

14.7 % (31)

6.1% (20)

4.0% (7)

6.3 % (34)

< 0.01