Ancestry-informative markers on chromosomes 2, 8 and 15 are associated with insulin-related traits in a racially diverse sample of children

Table 1 Population characteristics for total sample and for each racial/ethnic group (mean ± standard deviation)

	Total sample	European Americans	African Americans	Hispanic Americans	Other
Female/male (n)	122/131	51/57	40/47	28/24	3/3
Total fat (kg)	8.76 ± 5.49	8.35 ± 5.11	8.13 ± 6.02	10.77 ± 5.13	7.22 ± 4.52
AIRg (μIU/ml × 10 min)	903.9 ± 708.4	619.1 ± 425.4	1235.4 ± 827.5	940.8 ± 748.6	768.0 ± 328.8
S_I(× 10^-4/min/(μIU/ml))	5.65 ± 3.05	6.69 ± 2.55	4.59 ± 2.61	5.32 ± 3.88	6.07 ± 3.24
FI (μIU/ml)	12.51 ± 5.89	10.91 ± 4.14	13.27 ± 5.74	14.58 ± 7.92	10.5 ± 5.13
HOMA-IR	3.02 ± 1.51	2.64 ± 1.06	3.12 ± 1.41	3.64 ± 2.11	2.47 ± 1.25

EA, European American; AA, African American; HA, Hispanic American; AIRg, acute insulin response to glucose, S_I, insulin sensitivity, FI, fasting insulin; HOMA-IR, Homeostasis model assessment of insulin resistance.

ISSN: 1479-7364