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. Author manuscript; available in PMC: 2013 May 1.
Published in final edited form as: Am J Hematol. 2012 Mar 28;87(5):496–502. doi: 10.1002/ajh.23171

Figure 4. Prevalence of anemia by race/ethnicity for first-time REDS-II blood donors versus NHANES among (A) Males and (B) Females.

Figure 4

Solid bars are REDS-II, Stippled bars are NHANES. Anemia was defined as hemoglobin < 13.5 g/dL for males and < 12.0 g/dL for females. Ninety-five percent upper confidence limits on prevalences are indicated by whiskers above each bar.