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. Author manuscript; available in PMC: 2007 May 2.

Published in final edited form as: Clin Endocrinol (Oxf). 2006 May;64(5):523–529. doi: 10.1111/j.1365-2265.2006.02502.x

Table 2.

Calcitropic hormone serum concentrations and vitamin D intake

	Race	Nonobese (BMI < 30 kg/m²) N = 147	Obese (BMI ≥30 kg/m²) N = 232	All subjects
25(OH)D (nmol/l)	B	53.3 (26.0)^†	40.3 (20.3)^†^,^‡	44.7 (23.3)^†
	W	78.0 (33.5)	64.5 (29.7)^‡	70.0 (32.0)
	B + W	70.7 (33.3)	56.0 (29.3)^‡
1,25(OH)₂D (pmol/l)	B	131.0 (54.7)	106.3 (37.9)^‡	115.2 (46.1)
	W	122.4 (36.2)	114.2 (38.6)	117.6 (37.9)
	B + W	125.0 (42.5)	111.6 (38.6)^‡
iPTH (pmol/l)	B	3.3 (1.0)	4.3 (1.3)^†^,^‡	3.9 (1.3)^†
	W	3.1 (1.0)	3.6 (1.2)^‡	3.4 (1.1)
	B + W	3.2 (1.0)	3.8 (1.3)^‡
Vitamin D intake (IU/d)	B	164 (95)	160 (97)	163 (95)
Food record	W	210 (156)	209 (340)	209 (276)
(N = 284)	B + W	196 (140)	192 (279)
Supplemental vitamin D	B	111.8 (152.8)	84.1 (140.5)	93.4 (144.5)
intake (IU/d)	W	113.6 (115.8)	88.5 (139.4)	99.7 (147.1)
(N = 154)	B + W	113.1 (154.3)	86.9 (139.4)

B, Black; W, White.

^†

significantly different from W, P < 0.005.

^‡

significantly different from nonobese, P < 0.005.