Skip to main content

Table 2 Variables associated with postoperative complications

From: Multicentre study on peri- and postoperative central venous oxygen saturation in high-risk surgical patients

 

Patients with complications (n = 32)

Patients without complications (n = 28)

P valuea

ScvO2 (percentage)

   

   Preoperative

74 ± 10

80 ± 9

0.031

   Intraoperative

   

After 1 hour of surgery

74 ± 10

80 ± 9

0.046

After 2 hours of surgery

73 ± 12

80 ± 11

0.022

After 3 hours of surgery

71 ± 11

81 ± 8

0.001

   Lowest

60 ± 7

64 ± 7

0.036

   Mean

70 ± 5

74 ± 6

0.005

Haemoglobin at ICU admission (g/l)

95 ± 17

105 ± 13

0.018

SAPS II

41 ± 14

27 ± 11

0.003

Hospital LOS (days)

13 ± 7

10 ± 4

0.001

  1. aUnivariate analysis of variance. ICU, intensive care unit; LOS, length of stay; SAPS II, simplified acute physiology score; ScvO2, central venous oxygen saturation.