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. 2012 Nov 13;130(5):289–293. doi: 10.1590/S1516-31802012000500004

Table 2. Distribution of patients according to chronic kidney disease (CKD) stages.

GFR Cockcroft-Gault Simplified MDRD CKD-EPI
> 90 ml/min 32 (20.3%) 13 (8.3%) 27 (17.2%)
60-89 ml/min 62 (39.5%) 59 (37.6%) 62 (39.6%)
45-59 ml/min 29 (18.5%) 49 (31.2%) 34 (21.5%)
30-44 ml/min 29 (18.5%) 27 (17.1%) 25 (15.9%)
15-29 ml/min 5 (3.2%) 9 (5.8%) 9 (5.8%)

MDRD = Modification of Diet in Renal Disease; CKD-EPI = Chronic Kidney Disease-Epidemiology Collaboration.