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Table 1 Demography of the patients. Data are shown as mean ± SD or median (interquartile)

From: Continuous central venous oxygen saturation assisted intraoperative hemodynamic management during major abdominal surgery: a randomized, controlled trial

  ScvO2 (n = 38) Control (n = 41) p
Age (years) 62 ± 8 62 ± 8 0.95
Sex (M/F) 28/10 29/12 0.77
APACHE II 12 ± 4 11 ± 5 0.37
ICU LOS (days) 3 (2) 3 (2) 0.663
Length of operation (min) 247 ± 82 254 ± 45 0.76
Oesophagectomy (number of patients) 4 2  
Total gastrectomy (number of patients) 3 0  
Cystectomy (number of patients) 22 29  
Aortobifemoral bypass (number of patients) 5 7  
Aortic aneurysm (number of patients) 4 3  
ICU survival (S/NS) 38/0 39/2 0.17
28 day survival (S/NS) 37/1 33/8 0.018*
  1. *: p<0.05