Table 2.

Results of multivariable Cox proportional Hazards model with time to ischemic stroke as outcome.

Variable	Hazard ratio	p-value	Hazard Ratio Lower 95% CI	Hazard Ratio Upper 95% CI
Age (years)	1.05	< 0.001	1.03	1.08
Sex(men)	0.96	0.86	0.63	1.47
Ethnicity
White (referent)
Chinese	0.28	0.007	0.11	0.71
Black	0.82	0.41	0.51	1.31
Hispanic	0.96	0.86	0.60	1.54
HDL Cholesterol (mg/dl)	0.98	0.012	0.96	1.00
Total Cholesterol (mg/dl)	1.01	0.005	1.00	1.01
Lipid lowering treatment	1.23	0.37	0.78	1.94
Systolic pressure (mmHg)	1.02	< 0.001	1.01	1.03
Blood pressure lowering
treatment	1.28	0.23	0.86	1.93
Diabetes	1.78	0.011	1.14	2.77
Smoker	1.59	0.09	0.93	2.71
Common carotid artery
Inter-adventitial diameter (mm)	1.52	< 0.001	1.22	1.88
Intima-media thickness (mm)	0.41	0.10	0.14	1.19