Modified Glomerular Filtration Rate-Estimating Equations Developed in Asiatic Population for Chinese Patients with Type 2 Diabetes
Table 2
Bias and accuracy between eGFR and sGFR.
Median of difference (25% and 75% percentile)
Median % absolute difference (25%, 75% percentile)
Accuracy within
15%
30%
50%
Asian equation
1.12 (−9.36, 16.98)
33.83 (16.64, 60.59)*
21.5*
45.5*
66.0*
Korean equation
6.83 (−4.15, 22.75)*
34.38 (12.55, 52.74)*
29.7*
45.5*
72.7*
Japanese equation
−10.04 (−17.31, −0.47)*
33.71 (14.98, 52.70)*
24.9‡
45.0*
73.2*
Thai equation
2.11 (−8.68, 20.24)*
37.33 (18.66, 61.17)*
18.2*
44.0*
64.1*
Chinese equation 1
0.51 (−10.16, 22.11)‡
37.61 (19.06, 64.40)*
17.7*
38.8*
60.8*
Chinese equation 2
−1.28 (−6.88, 13.30)
26.97 (12.17, 44.80)
33.5
58.4
79.9
Simplified reexpressed MDRD equation
−2.83 (−11.34, 11.91)*
32.54 (15.72, 57.68)*
23.9*
44.5*
67.9*
CKD-EPI equation
−2.24 (−10.85, 11.82)*
32.79 (13.88, 54.49)*
26.8*
48.3*
69.4*
eGFR: estimated glomerular filtration rate; sGFR: standard glomerular filtration rate.
*
compared with Chinese equation 2-GFR. † compared with Chinese equation 2-GFR. ‡ compared with Chinese equation 2-GFR.