Table 2.

Logistic regression analysis of factors for residual stenosis after CAS.

Factors	OR	95%CI	P-value
Calcified plaques	2.370	1.337–4.199	< 0.001
Irregular plaques	4.237	2.319–7.742	< 0.001
Radial expansion rate of stent	0.171	0.123–0.238	< 0.001
Closed cell stents	1.933	1.009–3.702	0.047
Smoking	1.713	0.971–3.023	0.063
Age	1.023	0.989–1.059	0.183
Family history of stroke	0.416	0.098–1.765	0.234
Hypertension	1.325	0.734–2.391	0.351
Plaque length	1.029	0.983–1.078	0.214
Plaque thickness	1.076	0.823–1.406	0.594
Stent (length/diameter)	0.969	0.803–1.171	0.747