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Table 5 Summary of post-operative clinical outcomes.

From: Difference between pre-operative and cardiopulmonary bypass mean arterial pressure is independently associated with early cardiac surgery-associated acute kidney injury

  No AKI (n = 92) AKI (n = 65) p-value
ICU Duration (hours) (median [IQR]) 53 (19-87) 65 (30-100) 0.86
Ventilation duration (hours, median [IQR]) 15 (8-22) 15 (6-24) 0.48
RRT (%) 0 0 NS
Death (%) 0 0 NS
Creatinine baseline (μmol/L, mean [± SD]) 102.1 ± 29.3 100.3 ± 24.1 0.98
Creatinine Day 1 (μmol/L, mean [± SD]) 107.6 ± 31.4 114.3 ± 27.1 0.03
Creatinine Day 2 (μmol/L, mean [± SD]) 109.4 ± 37.0 121.4 ± 35.5 0.003
Creatinine Day 3 (μmol/L, mean [± SD]) 101.4 ± 32.9 116.5 ± 40.4 0.0003
Creatinine Day 4 (μmol/L, mean [± SD]) 97.1 ± 32.9 111.8 ± 45.5 0.011
Creatinine Day 5 (μmol/L, mean [± SD]) 97.6 ± 29.6 115.3 ± 44.5 0.02
Creatinine peak 5-day difference (μmol/L, mean [± SD]) 16.53 ± 17.68 31.69 ± 34.88 0.002
Urine Output 12 hours (ml/kg/hr, mean [± SD]) 1.3 ± 0.6 0.8 ± 0.4 0.002
Urine Output 24 hours (ml/kg/hr, mean [± SD]) 1.0 ± 0.8 0.5 ± 0.5 < 0.0001
Urine Output 36 hours (ml/kg/hr, mean [± SD]) 1.1 ± 0.8 1.0 ± 0.7 0.02
Urine Output 48 hours (ml/kg/hr, mean [± SD]) 1.1 ± 0.7 0.8 ± 0.5 0.38
Highest MAP 5 days post op (mean [± SD]) 97.1 ± 13.0 95 ± 12.9 0.25
Lowest MAP in 5 days post-op (mean [± SD]) 67.6 ± 9.1 64.6 ± 7.3 0.07
  1. Abbreviations: ICU = intensive care unit, RRT = renal replacement therapy