Table 5 Discrimination analysis for 3-year mortality according to different GFR formulas

MDRD

0.75 (0.70–0.80)

χ² = 6.8, p = 0.553

592.2

14.1% (4.1–24.1%), p = 0.006

0.011 (0–0.021), p = 0.035

11.7%

CKD-EPI

0.76 (0.71–0.82)

χ² = 9.6, p = 0.295

581.9

19.2% (7.9–30.5%), p = 0.001

0.025 (0.008–0.041), p = 0.003

22.8%

Mayo

0.78 (0.73–0.83)

χ² = 18.2, p = 0.644

578.3

15% (3.6–26.4%), p = 0.011

0.03 (0.011–0.048), p = 0.001

26.4%

IB

0.76 (0.71–0.81)

χ² = 10.6, p = 0.225

589.4

16.1% (6–26.1%), p = 0.002

0.015 (0.003–0.027), p = 0.012

15.2%

CG

0.76 (0.70–0.81)

χ² = 11.2, p = 0.190

587.8

17.3% (6.9–27.6%), p = 0.001

0.016 (0.004–0.029), p = 0.009

16.6%