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Table 5 Pre- and postoperative cystatin C levels of infants with versus without acute kidney injury a

From: Intraoperative renal near-infrared spectroscopy indicates developing acute kidney injury in infants undergoing cardiac surgery with cardiopulmonary bypass: a case–control study

  AKI No AKI P -value
Cystatin C, mg/L    
Preoperatively 1.4 (0.7 to 1.9) 1.4 (0.6 to 2.8) 0.87
Postoperatively 1.1 (0.6 to 1.3) 1.1 (0.7 to 1.2) 0.96
24 hours postoperatively 1.7 (1.0 to 2.7) 1.4 (0.8 to 2.2) 0.002
48 hours postoperatively 1.7 (1.0 to 2.1) 1.4 (0.8 to 2.6) 0.02
  1. aThe renal biomarker serum cystatin C is presented pre- and postoperatively and 24 and 48 hours after surgery as median and range. AKI, Acute kidney injury.