Table 2. Vitamin D status by age and gender.

	n	25(OH)D (ng/mL)	25(OH)D level (ng/mL)			p-Value
		Mean ± SD	<20	20-29.9	>30
Age, years
19-39	861	17.1 ± 11.8	582 (67.6%)	164 (19.05%)	115 (13.3%)	<0.001
40-59	994	18.3 ± 11.8	612 (61.5%)	242 (24.3%)	140 (14.1%)
>60	692	20.7 ± 15.8	409 (59.1%)	117 (16.9%)	166 (24%)
Total	2547	18.56 ± 13.1	1603 (63%)	523 (20.5%)	421 (16.5%)
Male
19-39	218	19.7 ± 10.6	124 (56.9%)	57 (26.1%)	37 (17.0%)	0.0753
40-59	245	18.4 ± 12	158 (64.5%)	47 (19.2%)	40 (16.3%)
>60	274	17.4 ± 9.2	176 (64.2%)	75 (27.4%)	23 (8.4%)
Total	737	18.4 ± 10.7	458 (62.1%)	179 (24.3%)	100 (13.6%)
Female
19-39	643	16.2 ± 12	458 (71.2%)	107 (16.7%)	78 (12.1%)	<0.001
40-59	720	18.6 ± 12.7	436 (60.6%)	167 (23.2%)	117 (16.2%)
>60	447	22 ± 17.4	251 (56.1%)	70 (15.7%)	126 (28.2%)
Total	1810	18.6 ± 14	1145 (63.3%)	344 (19%)	321 (17.7%)