Table 5 Comparison of CKD-EPI and MDRD versus 51Cr-EDTA as absolute GFR values (ml/min) stratified by age

CDK-EPI VERSUS 51-CR-EDTA ml/min

All

185

1.78 ± 0.20

0.49 (-1.38 to 2.37)

12.95

0.83

25-50 years

22

1.88 ± 0.20

-1.18 (-7.22 to 4.86)

13.63

0.87

51-70 years

120

1.77 ± 0.20

0.07 (-2.45 to 2.59)

13.97

0.98

> 70 years

43

1.75 ± 0.20

2.55 (-0.25 to 5.34)

9.10

0.50

MDRD VERSUS 51CR-EDTA ml/min

All

185

1.78 ± 0.20

0.27 (-2.09 to 2.64)

16.33

0.91

25-50 years

22

1.88 ± 0.20

3.18 (-1.76 to -8.14)

14.20

0.46

51-70 years

120

1.77 ± 0.20

1.08 (-3.69 to 5.86)

20.02

0.76

> 70 years

43

1.75 ± 0.20

-1.63 (-4.58 to 1.30)

13.29

0.69