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  Indian J Med Microbiol
 

Figure 1: Distribution of haemoglobin across surveys by race legend: g/dl. NHANES, National Health and Nutrition Examination Survey; NDNS, National Diet and Nutrition Survey. Ranges of haemoglobin across different rounds of NHANES (9 rounds) and NDNS (2 rounds) for 4 ethinicities - (A) Asian, (B) Black, (C) Hispanic and Mexican and (D) White. The distribution of haemoglobin was consistent over time in a self-reported healthy population.

Figure 1: Distribution of haemoglobin across surveys by race legend: g/dl. NHANES, National Health and Nutrition Examination Survey; NDNS, National Diet and Nutrition Survey. Ranges of haemoglobin across different rounds of NHANES (9 rounds) and NDNS (2 rounds) for 4 ethinicities - (<b>A</b>) Asian, (<b>B</b>) Black, (<b>C</b>) Hispanic and Mexican and (<b>D</b>) White. The distribution of haemoglobin was consistent over time in a self-reported healthy population.