Erratum to: Clin Exp Nephrol DOI 10.1007/s10157-009-0199-x

In Table 3, in the column headed “Proteinuria (+)”, the “Estimated number of Japanese adults in 2005” in the 30–59 age-group should be 823881, not 8238881. The corrected table is shown here.

Table 3 Prevalence rates of CKD stages in Japanese adults (20 years or older), and estimated number of CKD cases per CKD stage based on the 2005 census