Figure 2.

Prevalence 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).

Zhang and Rothenbacher BMC Public Health 2008 8:117   doi:10.1186/1471-2458-8-117
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