Figure 6From: The MDRD equation underestimates the prevalence of CKD among blacks and overestimates the prevalence of CKD among whites compared to the CKD-EPI equation: a retrospective cohort study Concordance between MDRD and CKD-EPI equations in black and white individuals according to eGFR categories. On the X axis, in ml/min, categories 1-6 correspond to the following eGFRs (ml/min): 1 = > 90, 2 = 60-89, 3 = 45-59, 4 = 30-44, 5 = 15-29, and 6 = < 15.Back to article page