Table 2 Demographic data in the pre- and post-implementation periods

Surgery

 Colorectal

27 (21 %)

38 (19 %)

0.72

 Gynecology

19 (15 %)

22 (11 %)

0.37

 Liver resection

20 (16 %)

48 (24 %)

0.1

 Pancreatectomy

62 (48 %)

94 (46 %)

0.82

ASA

 II

14 (11 %)

17 (8 %)

0.75

 III–IV

114 (89 %)

184 (91 %)

0.57

 V

0 (0 %)

1 (<1 %)

0.68

Age (years)

66 ± 14

63 ± 14

0.05

Height (cm)

167 ± 10

167 ± 11

0.6

Weight (kg)

75 ± 19

76 ± 17

0.61

BMI (kg/m2)

3.3 ± 0.2

3.3 ± 0.2

0.35

Duration of surgery (hours)

7.0 ± 2.2

7.8 ± 2.8

0.005

Estimated blood loss (log)

5.7 ± 1.1

5.5 ± 1.2

0.08

Procedure

 Laparoscopic

42 (33 %)

79 (39 %)

0.3

 Open

86 (67 %)

123 (61 %)

0.3