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Table 2 Haemodynamic data for patients with and without post-operative morbidity

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

Data class Complications (n = 64) No complications (n = 53) p
Haemodynamic    
   Baseline heart rate (beats min-1) 82.1 ± 21.4 81.5 ± 15.5 0.87
   Highest heart rate (beats min-1) 100.3 ± 19.9 106.6 ± 22.4 0.11
   Heart rate, 8-hour mean (beats min-1) 86.0 ± 16.3 90.3 ± 16.0 0.15
   Baseline MAP (mmHg) 93.9 ± 19.4 99.6 ± 20.2 0.12
   Lowest MAP (mmHg) 74.5 ± 14.7 76.3 ± 12.8 0.48
   MAP, 8 hour mean (mmHg) 90.8 ± 15.3 92.5 ± 12.9 0.52
   Baseline CI (l min-1 m-2) 3.59 ± 1.39 3.87 ± 1.43 0.30
   Lowest CI (l min-1 m-2) 2.74 ± 0.79 3.25 ± 1.32 0.02*
   CI, 8-hour mean (l min-1 m-2) 3.93 ± 1.07 4.20 ± 1.55 0.30
   Baseline DO2I (ml min-1 m-2) 494 ± 191 541 ± 229 0.26
   Lowest DO2I (ml min-1 m-2) 364 ± 158 445 ± 218 0.02*
   DO2I, 8-hour mean (ml min-1 m-2) 517 ± 206 581 ± 255 0.13
   Baseline stroke volume (ml) 84 ± 30 88 ± 33 0.44
   Lowest stroke volume (ml) 62 ± 25 70 ± 30 0.12
   Stroke volume, 8-hour mean (ml) 70 ± 31 86 ± 32 0.29
ScvO2    
   Baseline (%) 76.2 ± 9.9 78.7 ± 6.2 0.11
   Lowest (%) 63.4 ± 10.4 67.1 ± 7.7 0.03*
   8-hour mean (%) 73.0 ± 6.6 75.0 ± 5.6 0.09
  1. *Statistically significant difference. Data are presented as means ± SD. CI, cardiac index; DO2I, oxygen delivery index; MAP, mean arterial pressure; ScvO2, central venous saturation.