Table 3. Univariate and multivariate analysis of factors associated with type B aortic dissection.

Variables	Univariate			Multivariate
	OR	95% CI	p Value	OR	95% CI	p Value
Age	1.00	0.98–1.02	0.995	1.02	0.99–1.04	0.182
Male gender	1.58	0.99–2.52	0.053	1.28	0.68–2.42	0.441
Diabetes Mellitus	2.13	0.99–4.59	0.054	1.50	0.63–3.56	0.355
Dyslipidemia	3.35	2.07–5.44	<0.001	3.41	2.02–5.75	<0.001
History of smoking	2.60	1.61–4.19	<0.001	2.24	1.19–4.20	0.012
Concentric hypertrophy	2.34	1.42–3.85	0.001	2.62	1.54–4.47	<0.001

Multivariate analysis was performed including all above six factors.