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. Author manuscript; available in PMC: 2010 Jun 1.

Published in final edited form as: Metabolism. 2009 Jun;58(6):877–881. doi: 10.1016/j.metabol.2009.02.016

Table 1.

Anthropometric characteristics of the study population by ethnicity

	African Americans	European Americans
	(n = 87)	(n = 68)
Age (years)	35.3 (4.5)	36.3 (5.3)
Height (cm)	163.2 (6.7)	164.4 (6.4)
Weight (kg)	71.4 (9.4)	74.4 (9.3)
BMI (kg/m²)	27.1 (2.8)	27.4 (2.4)
African Admixture	70.5 (10.8)	17.5 (5.9) ^*
S_i × 10⁻⁴ (min · µU⁻¹· ml⁻¹)	3.3 (2.5)	4.4 (2.5) ^*
AIRg (µU/ml per 10 min)	960.6 (614.1)	486.8 (261.9) ^*
AIRg by Ala55Val:
CC	912.5 (645.3)	450.3 (262.0)^*
CT	921.3 (586.7)	466.8 (195.1)^*
TT	1137.5 (385.1)	691.65 (404.6)^*
AIRg by Insertion/Deletion:
ins/ins	931.8 (615.2)	498.4 (267.2)^*
ins/del	1029.8 (656.4)	442.3 (250.8)^*
del/del	1043.4 (412.3)	555.4 (286.3)^*

Means ± SD are given.

^*

P < 0.01 compared with African Americans.