Table 1.

Anthropometric and metabolic characteristics of participants according to race

	White Girls (N=12)	Black Girls (N=10)	P
Age (yr)	11.8 ± 0.4	11.2 ± 0.5	0.36
BMI (kg/m2)	28.4 ± 1.1	31.2 ± 1.9	0.21
BMI SDS	2.30 ± 0.22	3.17 ± 0.35	0.42
Percent body fat (%)	35.6 ± 1.8	39.1 ± 2.5	0.24
Fat mass (kg)	25.5 ± 2.0	30.1 ± 4.9	0.37
Lean mass (kg)	46.3 ± 3.3	44.2 ± 3.3	0.67
Triglycerides (mg/dL)	121 ± 22	80 ± 7	0.10
Cholesterol (mg/dL)	141 ± 10	128 ± 8	0.35
LDL (mg/dL)	85 ± 8	79 ± 7	0.64
HDL (mg/dL)	37 ± 4	35 ± 2	0.75
VLDL (mg/dL)	19 ± 3	13 ± 1	0.12
TG/HDL	3.9 ± 0.8	2.4 ± 0.2	0.11
Non-HDL cholesterol (mg/dL)	104 ± 9.4	92 ± 7.7	0.37
HbA1C (%)	5.2 ± 0.1	5.3 ± 0.1	0.81
Fasting glucose (mg/dL)	87 ± 2.2	84 ± 1.7	0.36
Fasting insulin (μU/mL)*	34.7 ± 5.5	32.4 ± 5.1	0.74
Fasting C-peptide (ng/mL)*	3.07 ± 0.38	2.50 ± 0.40	0.32
HOMA-IR*	7.56 ± 1.34	6.72 ± 1.06	0.64
Testosterone (ng/dL)*	18.0 ± 4.2	20.9 ± 9.7 (n=9)	0.80
Free testosterone (pg/mL)*	2.33 ± 0.49	3.29 ± 1.87 (n=9)	0.67
Percent free testosterone (%)	1.37 ± 0.12	1.28 ± 0.14 (n=9)	0.63
SHBG (nmol/L)	30.5 ± 4.1	26.3 ± 4.1	0.43

^*Data not normally distributed. Mann Whitney U test for non-parametric data was used to compare differences between groups.