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Table 3 AUCs for the 2-year analysis of the 4- and 8-variable KFREs

From: A validation study of the kidney failure risk equation in advanced chronic kidney disease according to disease aetiology with evaluation of discrimination, calibration and clinical utility

Patients

4-variable 2-year risk

AUC (95% CI)

8-variable 2-year risk

AUC (95% CI)

p-value

Whole cohort

0.796 (0.762–0.831)

0.793 (0.758–0.828)

0.66

Diabetic nephropathy

0.850 (0.789–0.910)

0.856 (0.798–0.912)

0.72

Hypertensive nephropathy

0.841 (0.744–0.938)

0.814 (0.710–0.919)

0.07

Glomerulonephritis

0.842 (0.757–0.926)

0.843 (0.757–0.929)

0.96

ADPKD

0.713 (0.584–0.841)

0.668 (0.527–0.808)

0.18

Other diseases

0.777 (0.716–0.838)

0.770 (0.707–0.833)

0.73

  1. Comparison between AUCs undertaken by DeLong’s method [12]
  2. Abbreviations: AUC area under the receiver operator characteristic curve, CI confidence interval, ADPKD autosomal dominant polycystic kidney disease