Table 1.

Characteristics of participants with and without AKI in cross-sectional study

CharacteristicHealthy Volunteers (n=48)CS Patients without AKI (n=16)CS/ICU Patients with AKI (n=28)
Age (yr)34±174±274±2
Men, n (%)24 (50)10 (63)18 (65)
Race
 White201526
 African American1511
 Asian and others131
Baseline plasma creatinine (mg/dl)0.88±0.021.32±0.11.23±0.1
Albumin-to-creatinine ratio (mg/g urinary creatinine)5.2 (2.09 to 7.5)71.7 (12.8 to 130.6)193.7 (118.4 to 269)
Baseline eGFR (ml/min per 1.73 m2)a93.8±2.651.7±3.860.1±4.4
Plasma KIM-1 (pg/ml)64.4 (51 to 77.7)205.7 (62.15 to 349.3)1458 (274.8 to 2641)
Urinary KIM-1 (ng/mg urinary creatinine)0.29 (0.22 to 0.35)0.77 (0.59 to 0.96)5.9 (3.21 to 8.70)
  • Values for continuous variables given as mean±SEM or mean (95% CI). CS, cardiac surgery.

  • a Baseline eGFR was calculated using the Modification of Diet in Renal Disease equation.