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Table 5 AUCs for AKI stratified according to admission serum glucose in non-diabetic patients

From: Impact of blood glucose levels on the accuracy of urinary N-acety-β-D-glucosaminidase for acute kidney injury detection in critically ill adults: a multicenter, prospective, observational study

Glucose (mg/dL)

AKI (n, %)

AUC-ROC

95% CI

Cut-off (U/g Cr)

Sensitivity

Specificity

Total AKI (n = 304)

  < 200 (n = 1158)

276 (23.8)

0.645 ± 0.019

0.617–0.673

29.80

0.554

0.661

  ≥ 200 (n = 54)

28 (51.9)

0.679 ± 0.074

0.538–0.799

43.86

0.607

0.769

Severe AKI (n = 74)

  < 200 (n = 1158)

65 (5.6)

0.715 ± 0.033

0.688–0.740

31.65

0.708

0.657

  ≥ 200 (n = 54)

9 (16.7)

0.698 ± 0.085

0.557–0.815

44.74

0.778

0.689

  1. AUC area under the receiver operating characteristic curve, AKI acute kidney injury, n sample size, 95% CI, 95% confidence interval
  2. Total AKI:
  3. ≥200 mg/dL versus < 200 mg/dL Z = 0.444, P = 0.657
  4. Severe AKI:
  5. ≥200 mg/dL versus < 200 mg/dL Z = 0.186, P = 0.852
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BMC Nephrology

ISSN: 1471-2369

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