Table 4 Intraoperative and postoperative characteristics of study population

Procedure duration (min)

289.9

278.8

312.8

–

0.016

 Epidural

99 (37.9%)

64

35

35.4%

0.50

 No epidural

162 (62.1%)

112

50

30.9%

 Laparoscopic

150 (57.5%)

107

43

28.7%

0.27

 Robotic

66 (25.3%)

40

26

35.6%

 Open

45 (17.2%)

29

16

39.4%

 Diverting loop ileostomy

173 (66.3%)

112

61

35.3%

0.21

 End ileostomy

88 (33.7%)

64

24

27.3%

Postop day 2 net fluid balance (l)

2.07

1.80

2.65

–

0.004

 < 807 ml

76 (29.1%)

61

15

19.7%

0.006

 ≥ 807 ml

185 (70.9%)

115

70

37.8%

 Yes

223 (85.4%)

150

73

31.3%

> 0.99

 No

38 (14.6%)

26

12

31.6%