Table 4. Logistic regression analysis to determine independent predictors for deep vein thrombosis (DVT).

	P-value	Odds ratio (95% CI)
Age	0.440	1.0063 (0.9904, 1.0225)
Gender	0.442	0.8168 (0.4875, 1.3685)
Height	0.010	1.2718 (1.0472, 1.5445)
Weight	0.022	0.7976 (0.6501, 0.9786)
BMI	0.015	1.9402 (1.0988, 3.4258)
Obesity	0.684	1.2052 (0.4897, 2.2962)
Diabetes mellitus	0.126	0.5800 (0.2871, 1.1719)
Hypertension	0.680	1.1612 (0.5701, 2.3649)
Hyperlipidemia	0.734	0.8548 (0.3466, 2.1079)
Smoking	0.953	0.9830 (0.5524,1.7491)
25(OH)D	< 0.001	0.9501 (0.9272, 0.9536)

CI = confidence interval; BMI = body mass index; 25(OH)D = 25-hydroxyvitamin D.