Table 1.

Baseline characteristics according to 25-hydxovyitamin D (25(OH)D) concentrations in the cohort random sample (analyses weighted to the full cohort). Results are depicted as mean (95% confidence interval), median [interquartile range] or frequencies.

	25(OH)D > 30 ng/ml	25(OH)D 20 – 30 ng/ml	25(OH)D < 20 ng/ml	P-trend
Weighted N	8442	9944	7939
Age	64.8 (63.8,65.9)	65.0 (64.0,66.0)	64.1 (63.0,65.1)	0.32
Male (%)	51	46	36	<0.001
Black (%)	17	32	74	<0.001
Body Mass Index (kg/m2)	27.5 (26.9,28.1)	29.0 (28.5,29.6)	31.4 (30.6,32.2)	<0.001
Waist circumference (cm)	91.9 (90.3, 93.4)	95.0 (93.5, 96.4)	100.5 (98.8, 102.3)	<0.001
Systolic blood pressure (mm Hg)	125.0 (123.1,126.8)	126.7 (125.1,128.3)	130.7 (128.7,132.7)	0.002
Diastolic blood pressure (mm Hg)	74.8 (73.6,75.9)	76.2 (75.3,77.2)	78.6 (77.5,79.7)	<0.001
Less than high school education (%)	6	11	18	<0.001
Annual income < $20,000/year (%)	13	13	28	<0.001
Co-morbidities
Current smoking (%)	12	11	19	<0.001
Diabetes (%)	10	20	33	<0.001
Coronary heart disease (%)	20	16	13	<0.001
Atrial fibrillation (%)	9	9	8	0.16
Chronic kidney disease (%)	16	17	23	<0.001
Left ventricular hypertrophy (%)	7	6	11	<0.001
Medication Use
Anti-hypertensives (%)	51	55	68	<0.001
Aspirin (%)	50	39	38	<0.001
Statins (%)	33	31	33	0.72
Laboratory values
Calcium (mg/dL)	9.3 (9.2,9.3)	9.1 (9.0, 9.2)	9.2 (9.1, 9.3)	0.25
Phosphorus (mg/dL)	3.5 (3.4, 3.6)	3.5 (3.4, 3.5)	3.5 (3.4, 3.5)	0.94
Intact parathyroid hormone (pg/ml)	35.5 [27.3, 44.7]	40.1 [31.64, 50.0]	50.1 [36.8, 71.5]	<0.001
Total cholesterol (mg/dL)	187.7 (183.8, 191.6)	192.9 (188.2, 197.5)	193.0 (188.3,197.7)	0.24
High-density lipoprotein (mg/dL)	53.2 (51.1, 55.3)	494. (48.3, 51.5)	52.1 (50.2, 54.1)	0.07
Low-density lipoprotein (mg/dL)	113.1 (109.1, 117.1)	110.0 (10.6,7, 113.3)	115.9 (111.8, 119.9)	0.16
Triglycerides (mg/dL)	132.3 (123.1, 141.5)	135.4 (127.4, 143.4)	121.5 (115.0, 128.0)	0.19

Abbreviations: 25(OH)D, 25-hydxovyitamin D; NT-proBNP, N-terminal pro B-type natriuretic peptide.