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Table 3 Results of the haemodynamic data

From: Influence of dextran-70 on systemic inflammatory response and myocardial ischaemia-reperfusion following cardiac operations

  t1 t2 t3 t4 t5 t6 p valuea
Heart rate (l/min) 0.925
   Group A 60 ± 12 76 ± 14 78 ± 13 84 ± 18 84 ± 7 92 ± 10  
   Group B 59 ± 8 72 ± 9 78 ± 12 81 ± 12 87 ± 12 97 ± 12  
Stroke volume index (ml/m2) 0.026
   Group A 38.5 ± 6.5 33.5 ± 9.1 31.9 ± 8.2 32.8 ± 9.0 36.9 ± 13.8 36.1 ± 7.4  
   Group B 36.4 ± 5.7 30.2 ± 5.8 27.6 ± 8.0 27.6 ± 7.5 31.3 ± 10.0 30.1 ± 5.0  
Cardiac index (l/min/m2) 0.010
   Group A 2.3 ± 0.45 2.4 ± 0.39 2.4 ± 0.63 2.7 ± 0.63 3.0 ± 0.98 3.4 ± 0.94  
   Group B 2.2 ± 0.36 2.2 ± 0.31 2.0 ± 0.41 2.2 ± 0.44 2.6 ± 0.38 2.9 ± 0.49  
Stroke volume variation (%) 0.873
   Group A 1.5 ± 0.8 2.3 ± 3.3 3.4 ± 5.3 2.2 ± 1.8 4.5 ± 11.5 2.0 ± 0.7  
   Group B 2.6 ± 3.9 3.1 ± 2.9 4.9 ± 8.5 2.8 ± 3.1 2.5 ± 1.5 2.5 ± 1.0  
Intrathoracic blood volume index (ml/m2) 0.387
   Group A 861 ± 132 829 ± 129 875 ± 120 882 ± 122 923 ± 137 975 ± 136  
   Group B 845 ± 153 811 ± 151 831 ± 192 831 ± 169 871 ± 128 919 ± 214  
Systemic vascular resistance index (dyn s/cm5 m2) 0.005
   Group A 2,663 ± 414 2,031 ± 492 2,701 ± 604 2,418 ± 534 2,076 ± 514 2,052 ± 430  
   Group B 2,732 ± 424 2,279 ± 428 3,499 ± 964 2,902 ± 659 2,470 ± 505 2,227 ± 507  
  1. Data presented as the mean ± standard deviation. t1, before anaesthesia; t2, 10 minutes after cardiac surgery on cardiopulmonary bypass (CPB); t3, 2 hours after CPB; t4, 4 hours after CPB; t5, 24 hours after CPB; t6, 44 hours after CPB. aBetween-group differences, general linear model repeated measurement analysis (analysis of variance). p < 0.05 (with Bonferroni adjustment for multiple comparison).