Table 5. Associations (ORs with 95%CI) of serum 25(OH)D and natural log of PTH levels with the risk of hypertension in participants without antihypertensive treatment.

	All (n = 1206)	Men (n = 728)		Women (n = 478)
	OR (95%CI)	P	OR (95%CI)	P	OR (95%CI)	P
25(OH)D, ng/ml
Model 1	1.00 (0.98–1.01)	0.58	0.99 (0.97–1.01)	0.31	0.99 (0.96–1.02)	0.61
Model 2	1.00 (0.98–1.02)	0.87	1.00 (0.98–1.02)	0.98	1.01 (0.97–1.04)	0.76
Model 3	1.00 (0.98–1.02)	0.78	1.00 (0.98–1.02)	0.95	1.00 (0.97–1.04)	0.82
Natural log of PTH, pmol/l
Model 1	1.78 (1.38–2.28)	<0.0001	1.72 (1.27–2.34)	0.0005	1.80 (1.16–2.79)	0.009
Model 2	1.41 (1.08–1.83)	0.01	1.38 (1.00–1.90)	0.05	1.50 (0.93–2.40)	0.09
Model 3	1.29 (0.98–1.70)	0.07	1.24 (0.89–1.75)	0.21	1.45 (0.89–2.35)	0.13

Model 1: crude model. Model 2: model 1 adjusted for age and sex (in all participants).

Model 3: model 2 further adjusted for body mass index, current alcohol intake (yes/no), current smoking (yes/no), glomerular filtration rate and family history of hypertension.