Total

Op time ≤ 373 min (n = 2638)

Op time > 373 min

(n = 2167)

p value

Superficial/skin infection

469 (9.8%)

225 (8.5%)

244 (11.3%)

0.002

Deep surgical site infection

119 (2.5%)

63 (2.4%)

56 (2.6%)

0.66

Intra-abdominal infection

547 (11.4%)

272 (10.3%)

275 (12.7%)

0.01

Wound dehiscence

87 (1.8%)

36 (1.4%)

51 (2.4%)

0.01

Post-operative pneumonia

208 (4.3%)

109 (4.1%)

99 (4.6%)

0.46

Need for reintubation

247 (5.1%)

116 (4.4%)

131 (6.0%)

0.01

Pulmonary embolism

34 (0.7%)

17 (0.6%)

17 (0.8%)

0.56

Urinary tract infection

234 (4.9%)

128 (4.9%)

106 (4.9%)

0.95

Myocardial infarction

42 (0.9%)

18 (0.7%)

24 (1.1%)

0.12

Cardiac arrest

66 (1.4%)

30 (1.1%)

36 (1.7%)

0.12

Cerebrovascular accident

10 (0.2%)

8 (0.3%)

2 (0.1%)

0.11

Deep venous thrombosis

110 (2.3%)

53 (2.0%)

57 (2.6%)

0.15

Bleeding requiring transfusion

1289 (26.8%)

589 (22.3%)

700 (32.3%)

<0.0001

Sepsis

491 (10.2%)

250 (9.5%)

241 (11.1%)

0.06

Septic shock

188 (3.9%)

88 (3.3%)

100 (4.6%)

0.02

Return to operating room

303 (6.3%)

149 (5.6%)

154 (7.1%)

0.04