Figure 2From: Prevalence of chronic kidney disease in population-based studies: Systematic reviewPrevalence of CKD stages in elderly persons (≥ 64 years) with CKD using the MDRD equation (GFR, ml/min/1.73 m2). The numbers over each bar represent whole prevalence of CKD (GFR < 60 ml/min/1.73 m2).Back to article page