Table 2. Competing risk regression analysis for ipsilateral stroke presented separately for univariable and multivariable models.

	Univariable				Multivariable
	HR	95% CI for HR		P-value	HR	95% CI for HR			P-value
		Lower	Upper			Lower	Upper
Age	0.99	0.95	1.03	0.560
Sex (M vs. F)	1.47	0.77	2.82	0.240
Smoking (yes vs. no)	0.78	0.37	1.64	0.510
Diabetes (yes vs. No)	1.79	0.93	3.45	0.079
Dyslipidemia (yes vs. no)	0.53	0.28	1.01	0.055
Hypertension (yes vs. no)	1.96	0.90	4.24	0.089
Cardiopathies (yes vs. no)	0.52	0.20	1.31	0.160
Stenosis				0.001a					0.005a
71–90% vs. 60–70%	2.73	1.38	5.38	0.004	2.45	1.26	4.78		0.008
91–99% vs. 60–70%	4.37	1.76	10.88	0.002	3.26	1.41	7.57		0.006
Echogenicity				0.001a
Mixed vs. Hyper	2.90	1.76	9.74	0.003
Hypo vs. Hyper	4.15	1.76	9.74	0.001
Plaque surface				0.000a
Irregular vs. Regular	3.36	1.66	6.81	0.000
Ulcerated vs. Regular	8.24	3.80	17.90	0.000
Stenosis progression (yes vs. no)	6.87	3.58	13.20	0.000	4.32	2.31	8.08		0.000
Antihypertensives (yes vs. no)	1.31	0.66	2.57	0.440
Antidiabetics (yes vs. no)	1.78	0.93	3.42	0.083
Statins (yes vs. no)	0.71	0.37	1.36	0.300
Antiplatelets (yes vs. no)	1.86	0.96	3.61	0.066
IMT (unit 0.1 mm)
Ipsilateral	1.33	1.21	1.45	0.000
Contralateral	1.20	1.13	1.28	0.000
Mean	1.28	1.19	1.38	0.000	1.25	1.16	1.35		0.000

CI, confidence interval; HR, hazard ratio; Hyper, hyperechogenic plaque; Hypo, hypoechogenic plaque.

Significant correlations are evidenced in bold.

^aWald omnibus test.