Table 2.

Multiple linear regression analysis for plasma 25(OH)D (ng/ml) adjusted for age and sex

	Estimate	95% CI	P	R2
Model 1
Race	−6.31	−8.01 to −4.61	<0.001	0.275
Pubertal status	−4.44	−7.24 to −1.63	0.002
Season	−3.34	−5.02 to −1.65	<0.001
BMI	−0.08	−0.19 to 0.03	0.168
Model 2
Race	−6.62	−8.34 to −4.89	<0.001	0.279
Pubertal status	−4.69	−7.64 to −1.73	0.002
Season	−3.45	−5.19 to −1.72	<0.001
%BF	−0.03	−0.10 to 0.04	0.420
Model 3
Race	−6.48	−8.20 to −4.76	<0.001	0.283
Pubertal status	−4.45	−7.28 to −1.62	0.002
Season	−3.51	−5.22 to −1.81	<0.001
VAT (by every 10 cm2)	−0.25	−0.48 to −0.01	0.037
Model 4
Race	−6.22	−7.94 to −4.50	<0.001	0.268
Pubertal status	−4.66	−7.51 to −1.80	<0.001
Season	−3.56	−5.28 to −1.84	<0.001
SAT (by every 10 cm2)	−0.02	−0.06 to 0.02	0.275

P < 0.05 is indicated in bold. Race: 0 = white, 1 = black; pubertal status: 0 = prepubertal, 1 = pubertal; season: 0 = summer/fall, 1 = winter/spring.