Table 3. Lower limits of normal for... | American Society of Hematology

Table 3.

Lower limits of normal for hemoglobin concentration of the blood in g/dL of younger (age 20-59 for men; 20-49 for women) and older white and black adults

	Scripps-Kaiser									NHANES-III
	No.	2.5% actual	2.5% normal distribution	5% actual	5% normal distribution	No.	2.5% actual	2.5% normal distribution	5% actual	5% normal distribution
White men, y
20-59	6709	13.4	13.4	13.7	13.7	1456	13.4	13.4	13.8	13.7
60+	5515	12.8	12.8	13.2	13.2	934	12.2	12.4	12.8	12.7
White women, y
20-49	2966	11.9	11.9	12.2	12.2	1045	12.0	11.9	12.2	12.1
50+	8313	11.9	11.9	12.2	12.2	1395	11.5	11.6	12.0	11.9
Black men, y
20-59	434	12.6	12.5	12.9	12.9	1253	12.3	12.4	12.8	12.8
60+	135	—	12.4	—	12.7	235	11.4	11.9	11.8	12.2
Black women, y
20-49	205	11.2	11.2	11.5	11.5	904	10.9	10.8	11.3	11.1
50+	255	11.2	11.2	11.5	11.5	442	11.0	10.9	11.3	11.2

	Scripps-Kaiser									NHANES-III
	No.	2.5% actual	2.5% normal distribution	5% actual	5% normal distribution	No.	2.5% actual	2.5% normal distribution	5% actual	5% normal distribution
White men, y
20-59	6709	13.4	13.4	13.7	13.7	1456	13.4	13.4	13.8	13.7
60+	5515	12.8	12.8	13.2	13.2	934	12.2	12.4	12.8	12.7
White women, y
20-49	2966	11.9	11.9	12.2	12.2	1045	12.0	11.9	12.2	12.1
50+	8313	11.9	11.9	12.2	12.2	1395	11.5	11.6	12.0	11.9
Black men, y
20-59	434	12.6	12.5	12.9	12.9	1253	12.3	12.4	12.8	12.8
60+	135	—	12.4	—	12.7	235	11.4	11.9	11.8	12.2
Black women, y
20-49	205	11.2	11.2	11.5	11.5	904	10.9	10.8	11.3	11.1
50+	255	11.2	11.2	11.5	11.5	442	11.0	10.9	11.3	11.2

To convert hemoglobin from grams per deciliter to grams per liter, multiply grams per deciliter by 10.

— indicates insufficient numbers to determine.

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