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Table 3 Demographic and outcome data for high-ScvO2 and low-ScvO2 groups

From: Changes in central venous saturation after major surgery, and association with outcome

Parameter High ScvO2 Low ScvO2 p
Number in group 64 53 -
Age 66 ± 12 69 ± 11 0.40
P-POSSUM 37.8 ± 7.4 39.0 ± 7.5 0.39
APACHE II score 9.8 ± 4.3 9.0 ± 3.9 0.30
Length of hospital stay (days) 12 (9–15) 14 (9–25) 0.25
Complications (number of patients) 29 (45%) 35 (66%) 0.03*
Complications (episodes per patient) 0.8 ± 1.1 1.4 ± 1.4 0.04*
Mortality 7 (11%) 4 (7%) 0.54
  1. *Statistically significant difference. Data are presented as means ± SD, medians (interquartile range) or absolute values (%). APACHE, Acute Physiology and Chronic Health Evaluation; P-POSSUM, Portsmouth Physiologic and Operative Severity Score for the enUmeration of Mortality and morbidity; ScvO2, central venous saturation.