Table 3.

AUC ROC ± SE for the ability of TG/HDL-C to predict insulin resistance

	Boys and girls	P	Boys only	P	Girls only	P
IR determined from clamp (M/LBM)
Number (whites/Hispanics/African Americans)	50/49/47		21/22/20		29/27/27
Whites	0.860 ± 0.05	<0.001	0.975 ± 0.03	<0.001	0.778 ± 0.10	0.01
Hispanics	0.713 ± 0.07	0.01	0.675 ± 0.12	0.166	0.753 ± 0.09	0.031
African Americans	0.723 ± 0.08	0.01	0.716 ± 0.12	0.117	0.700 ± 0.11	0.122
IR determined from WBISI
Number (whites/Hispanics/African Americans)	612/357/483		243/171/175		369/186/308
Whites	0.707 ± 0.02	<0.001	0.743 ± 0.04	<0.001	0.700 ± 0.03	<0.001
Hispanics	0.701 ± 0.04	<0.001	0.700 ± 0.05	0.003	0.702 ± 0.05	0.003
African Americans	0.738 ± 0.03	<0.001	0.648 ± 0.08	0.101	0.782 ± 0.03	<0.001
IR determined from HOMA-IR
Whites	0.720 ± 0.03	<0.001	0.777 ± 0.04	<0.001	0.701 ± 0.04	<0.001
Hispanics	0.716 ± 0.04	<0.001	0.706 ± 0.06	0.006	0.724 ± 0.05	0.002
African Americans	0.716 ± 0.03	<0.001	0.606 ± 0.08	0.238	0.764 ± 0.03	<0.001