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Table 4: Multivariate model for any ICA tortuosity by demographic and baseline characteristics
Variable Any ICA Tortuosity
Adjusted OR 95% CI Adjusted P
CTD status 5.24 2.78–9.90 <.001^{^a}
HTN 2.75 1.30–5.84 .008^{^a}
Stroke history 1.76 0.78–4.01 .18
DM 1.67 0.49–5.78 .41
Dyslipidemia 1.67 0.77–3.64 .19
CAD history 1.45 0.48–4.40 .51
Age 1.00 0.98–1.02 .99
Smoking 0.89 0.45–1.78 .65
Sex (female) 0.52 0.28–0.98 .04^{^a}
Note:—CAD indicates coronary artery disease; HTN, hypertension; DM, diabetes mellitus.
↵a Significant.

Variable	Any ICA Tortuosity
Variable	Adjusted OR	95% CI	Adjusted P
CTD status	5.24	2.78–9.90	<.001^{^a}
HTN	2.75	1.30–5.84	.008^{^a}
Stroke history	1.76	0.78–4.01	.18
DM	1.67	0.49–5.78	.41
Dyslipidemia	1.67	0.77–3.64	.19
CAD history	1.45	0.48–4.40	.51
Age	1.00	0.98–1.02	.99
Smoking	0.89	0.45–1.78	.65
Sex (female)	0.52	0.28–0.98	.04^{^a}