. Author manuscript; available in PMC: 2013 Aug 1.

Published in final edited form as: Nutr Metab Cardiovasc Dis. 2012 Jul 4;23(8):776–784. doi: 10.1016/j.numecd.2012.04.014

Table 5.

Relationship models for serum 25(OH)D and diastolic blood pressure for all subjects.

Model 1: Adjusting for age, gender, BP meds, and BMI					Model 2: Adjusting for age, gender, BP meds, and waist				Model 3: Adjusting for age, gender, BP meds, and %body fat
R-square: 0.14					R-square: 0.12				R-square: 0.14
Variable	Beta coefficient	95% Conf interval			Beta coefficient	95% Conf interval			Beta coefficient	95% Conf interval
Variable	Beta coefficient	Lower	Upper	p-value	Beta coefficient	Lower	Upper	p-value	Beta coefficient	Lower	Upper	p-value
Intercept	76.58	72.81	80.35	<0.0001	76.73	72.92	80.53	<0.0001	75.19	71.29	79.10	<0.0001
Serum 25(OH)D	−0.08	−0.19	0.04	0.190	−0.08	−0.20	0.03	0.160	−0.11	−0.23	0.01	0.0677
Race
White	Reference				Reference				Reference
Black	2.71	−1.76	7.18	0.235	3.67	−0.85	8.19	0.112	1.94	−2.58	6.47	0.390
Race × 25(OH)D interaction
White	Reference
Black	0.00	−0.16	0.16	0.969	−0.01	−0.18	0.15	0.856	0.01	−0.15	0.18	0.869
Age^a	0.01	−0.05	0.07	0.799	−0.01	−0.07	0.05	0.680	−0.03	−0.09	0.04	0.425
Gender
Female	Reference				Reference				Reference
Male	1.59	−0.04	3.22	0.056	0.23	−1.44	1.91	0.786	5.79	3.57	8.00	<0.0001
BP medication	1.88	−0.13	3.89	0.067	1.95	−0.09	3.99	0.062	2.28	0.24	4.32	0.029
BMI^a	0.51	0.36	0.66	<0.0001
Waist circumference^a					0.15	0.10	0.20	<0.0001
Percent body fat^a									0.37	0.25	0.48	<0.0001

Centered at its mean.