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Table 1 Comparison of patients with Acute kidney injury (renal replacement therapy) and patients without any renal complications

From: Early postoperative serum cystatin C predicts severe acute kidney injury following cardiac surgery: a post-hoc analysis of a randomized controlled trial

  No AKI AKI (renal replacement) p-value
Baseline    
 Male% (n) 64(40) 75(6) 0.79
 Age ys 72.6 ± 10.1 80 ± 3.7ys 0.003
 Weight kg 83 ± 15 87 ± 14 0.51
 Baseline Crea mg/dl 1.09 ± 0.3 1.6 ± 0.84 0.13
 Baseline GFR stage 2.2 ± 0,6 2.25 ± 0,6 0.8
 Elective% (n) 100(62) 100(8)  
 ASA class ≥II% (n) 34(21) 62(5) 0.13
 Diabetes% (n) 29(18) 37(3) 0.45
 LV function reduced% (n) 53(33) 37(3) 0.47
Surgical data    
 Bypass time min 116 ± 39 155 ± 38 0.01
 Cross-clamp time min 72 ± 32 102 ± 36 0.02
 Urine output on bypass ml 360 ± 290 315 ± 310 0.32
 Post-filtration CPB% (n) 8(5) 37(3)  
 CABG% (n) 62(39) 25(2) 0.05
Postoperative data    
 Fluid balance 24 h ml 1103 ± 1026 1403 ± 860 0.001
 Furosemide total dose 48 h (mg) 90 ± 60 98 ± 65 0.4
Secondary outcome    
 Length ICU stay d 1,58 ± 1.89 23.25 ± 20.88 0.000
 Length hospital stay d 11 ± 5.9 30.6 ± 19.1 0.000
 Mortality 30d% (n) 6.4(4) 25(2) 0.1
  1. Significant differences were found in CPB times, length of hospital and ICU stay and age.