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Table 2: Results of univariable and multivariable logistic regression
Variable Odds^{^a} Ratio P Value
Univariable logistic regression 
    30%–49% Stenosis 0.90 .64
    50%–69% Stenosis 1.27 .28
    70%–99% Stenosis 1.90 .06
    Occlusions 5.27 .01
    Plaque length 0.99 .51
    Plaque width 0.98 .43
    Smooth surface 0.73 .01
    Irregular surface 0.86 .20
    Ulcerated surface 0.96 .74
    No calcification 0.76 .08
    Mild calcification 0.83 .16
    Moderate calcification 0.87 .28
    Extensive calcification 0.72 .03
    Hypodense plaque 1.06 .70
    Isodense plaque 0.83 .29
    Heterogeneous plaque 0.81 .05
    Intraluminal thrombus 4.33 .01
Multivariable logistic regression of degree of stenosis accounting for age and sex 
    30%–49% 1.00 .99
    50%–69% 1.38 .25
    70%–99% 1.90 .07
    Occlusions 4.99 .00
Multivariable logistic regression of ILT and calcification accounting for age, sex, and degree of stenosis 
    Intraluminal thrombus 3.10 .05
    Extensive calcification 0.69 .05
a OR of a finding being associated with the symptomatic side and P value.