Table 1

Demographics and clinical variables between groups 1 and 2

Variable	Overall		Group 1 (Vit D≤20 ng/mL)		Group 2 (Vit D>20 ng/mL)		p Value
Variable	(N=1011)		(N=204)		(N=807)		p Value
Age	61.16	±16.43	56.95	±15.70	62.22	±16.45	<0.001
Female, n=679			131	64%	548	68%	0.32
25-OH Vit D, ng/mL	31.37	±15.59	13.38	±4.57	35.92	±14.03	<0.001
BMI	27.18	±6.81	28.47	±8.42	26.86	±6.31	0.003
Ca²⁺, mg/dL	9.5	±2.76	8.96	±0.84	9.64	±3.05	0.002
Creatinine, mg/dL	0.94	±0.65	0.92	±0.77	0.95	±0.61	0.61
HTN, n (%)	471	47	85	42	386	48	0.11
DM, n (%)	137	14	44	22	93	12	<0.001
CAD, n (%)	115	11	22	11	93	12	0.77
Smoking, n (%)	71	7	24	12	47	6	0.003
Enlarged LA, n (%)	492	48	90	44	402	49.8	0.5
Grade, n (%)
0	508	50	117	57	391	49	0.34
1	246	24	44	22	202	25
1a	154	15	25	12	129	16
2	92	9	17	8	75	9
3	9	1	1	0	6	1
Vit D Rx			42/191 (22%)		273/786 (34.73%)		0.0007

BMI, body mass index; CAD, coronary artery disease; DM, diabetes mellitus; HTN, hypertension; LA, left atrium; Enlarged LA, LA volume index of greater than 28.9; n, sample size; Vit D, vitamin D.