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Table 2 Baseline characteristics in the GDRRT and DHF groups

From: New, goal-directed approach to renal replacement therapy improves acute kidney injury treatment after cardiac surgery

  GDRRT (n =70) DHF (n = 70) P value
Male (n/%) 70 (64%) 70 (71%) 0.366
Age (y) 54 ± 15 55 ± 15 0.788
BMI (kg/m2) 22.0 ± 3.6 23.8 ± 4.6 0.025
DM (%) 16% 7% 0.118
HT (%) 33% 44% 0.165
NYHA III 44% 54% 0.119
    IV 17% 28% 0.061
CPB duration (min) 116 ± 59 134 ± 52 0.065
Aortic clamping duration (min) 58 ± 38 57 ± 32 0.919
EuroSCORE    
    Low risk (<3) 12 (17.1%) 11 (15.7%) 0.820
    Medium risk (3 - 6) 28 (40%) 25 (35.7%) 0.601
High risk (>6) 30 (42.9%) 34 (48.6%) 0.497
Pre-op BUN (mmol/L) 9.4 ± 5.0 8.9 ± 6.7 0.632
Pre-op SCr (μmol/L) 112.1 ± 74.8 119.2 ± 101.7 0.639
Renal function before RRT    
    BUN (mmol/L) 24.8 ± 15.2 27.3 ± 16.2 0.378
    SCr (μmol/L) 334.5 ± 148.9 365.0 ± 156.3 0.250
    K+ (mmol/L) 4.6 ± 1.2 4.5 ± 1.3 0.637
    Oliguria (%) 48% 44% 0.683
AKIN before RRT (%)    
    AKIN1 19% 12% 0.160
    AKIN2 31% 25% 0.840
    AKIN3 50% 63% 0.211
Time from ICU admission    
    to RRT (d) 2 (1, 5) 2.5 (2, 5) 0.245
    Sepsis (%) 18% 23% 0.381
Post-op APACHE II (24 h) 21.9 ± 5.4 22.8 ± 4.0 0.266
Post-op SOFA (24 h)    
    Cardiovascular 2.8 ± 1.1 2.6 ± 1.0 0.262
    Respiratory 2.4 ± 1.0 2.1 ± 1.5 0.164
    Renal 1.8 ± 0.9 1.7 ± 1.2 0.587
    Entire SOFA Score 10.8 ± 2.5 11.4 ± 2.8 0.183
  1. NYHA: New York Heart Association; Pre-op BUN: preoperative blood urea nitrogen; Pre-op Scr: preoperative serum creatinine; Post-op APACHE II (24 h): postoperative acute physiology and chronic health evaluation within the first 24 h after surgery; Post-op SOFA (24 h): postoperative sepsis-related organ failure assessment within the first 24 h after surgery.