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. Author manuscript; available in PMC: 2008 Apr 1.

Published in final edited form as: J Pediatr. 2007 Apr;150(4):400–406. doi: 10.1016/j.jpeds.2006.12.034

Table 2.

Endothelial function and stable labeled frequently sampled intravenous glucose tolerance test results in African-American and Caucasian adolescents.

					ANOVA (p-values)
		Prepubertal	Pubertal	Postpubertal	Race effect	Puberty Effect	Interaction Effect
Change in FVR (%)	African American	−74.1±3.1 (n=3)	−79.5±1.9 (n=11)	−74.2±2.3 (n=11)	0.018	0.17	0.76
Change in FVR (%)	Caucasian	−80.2±2.7 (n=11)	−82.4±2.2 (n=11)	−80.0±1.6 (n=11)	0.018	0.17	0.76
AIRG pmol min/L)	African American	5880±610	4240±770	8350±1900^*	0.001	0.36	0.60
AIRG pmol min/L)	Caucasian	2080±770	2472±550	2380±430	0.001	0.36	0.60
S_I (l/pmol min)	African American	0.608±0.213	1.49±0.85	0.902±0.258	0.32	0.60	0.28
S_I (l/pmol min)	Caucasian	3.60±1.00	1.91±0.98	1.22±0.38	0.32	0.60	0.28
S_I^* (l/mU min)	African American	0.330±0.37^*	1.06±0.54	0847±0.192	0.023	0.19	0.027
S_I^* (l/mU min)	Caucasian	1.57±0.60	1.01±0.24	0.903±0.25	0.023	0.19	0.027
HIR (mmol mol/kg min L)	African American	0.637±0.19	0.282±0.043	0.266±0.80	0.58	0.47	0.081
HIR (mmol mol/kg min L)	Caucasian	0.244±0124	0263±0.047	0.583±280	0.58	0.47	0.081

Mean±SE

^*

p<0.05 vs Caucasians in same pubertal group.