Table 2.

Prevalence ratio of anemia by KDOQI CKD stagea

CKD Stagebn% AnemicPrevalence Ratio95% CI
239211.0
3217391.91.0 to 3.6
482733.61.9 to 6.7
  • a CKD stage 2 reference. CI, confidence interval.

  • b Based on iohexol GFR.