Table 2 Demographic data

Male/Female

4/12

7/8

P = 0.21

Age (yr)

78.5 ± 2.8

79.0 ± 4.0

P = 0.83

Height (cm)

151.0 ± 6.3

157.7 ± 7.6

P = 1.0

Weight (kg)

57.3 ± 6.7

58.8 ± 13.1

P = 0.70

BMI (kg/m²)

24.0 ± 2.0

24.2 ± 3.1

P = 0.81

HOMA-IR

1.85 ± 0.95

1.61 ± 0.94

P = 0.40

APACHE II score

8 ± 4

7 ± 2

P = 4.23

Operation time (min)

101.5 ± 35.9

142.0 ± 69.4

P = 0.06

Blood loss (ml)

50.0 ± 47.1

90.0 ± 267.5

P = 0.57