Table 1 Demographics and characteristics of patients^ψ

Number

84 (68.3%)

39 (31.7%)

Age (y)

58.7 ± 12.0

50.3 ± 8.8

0.000^a

Sex (M/F)

32/52

31/8

0.000^b

 M

38.1%

79.5%

 F

61.9%

20.5%

Body mass index (kg/m²)

24.4 ± 2.1

25.2 ± 2.3

0.081^a

ASA grade (I/II/III)

57/21/6

26/10/3

0.310^b

 I

67.9%

66.7%

 II

25.0%

25.6%

 III

7.1%

7.7%

Affected side (right/left)

45/39

20/19

0.848^b

Operative time (Mins)

56.1 ± 6.2

60.1 ± 5.0

0.000^a

Postoperative hospital stay (Days)

2.9 ± 1.0

3.1 ± 1.0

0.410^a

Follow-up time (Months)

33.3 ± 5.4

34.6 ± 6.0

0.280^a

Hb drop (g/L)

31.3 ± 6.3

32.3 ± 7.9

0.787^a