Table 1.
Demographics of the Study Population (N = 181)
| Mean±SD or %
|
P* | ||
|---|---|---|---|
| Patients With Carotid Stenosis >50% (N=64) | Patients With Suspected Coronary Artery Disease (N=117) | ||
| Age, y | 66.9±11.5 | 58.1±9.6 | <0.001 |
| Male, % | 85.9 | 78.6 | 0.230 |
| Height, cm | 169.3±6.1 | 169.9±7.0 | 0.527 |
| Weight, kg | 69.1±9.7 | 75.3±10.9 | <0.001 |
| Body mass index, kg/m2 | 24.1±3.0 | 26.0±3.0 | <0.001 |
| Hypertension, % | 67.2 | 58.1 | 0.232 |
| Smoker, % | 40.6 | 54.7 | 0.071 |
| Diabetes mellitus, % | 15.6 | 23.1 | 0.236 |
| History of coronary artery disease, % | 32.8 | 26.5 | 0.371 |
| Neurological symptoms, % | 40.6 | 17.9 | 0.001 |
| Carotid stenosis, % | 44.4±27.9 | 8.7±17.1 | <0.001 |
| Mean wall thickness, mm | 1.9±0.6 | 1.0±0.3 | <0.001 |
| Percent wall volume, % | 58.0±11.3 | 35.9±9.0 | <0.001 |
| Presence of calcification, % | 78.1 | 38.5 | <0.001 |
| Presence of lipid-rich necrotic core, % | 92.2 | 62.4 | <0.001 |
| Presence of intraplaque hemorrhage, % | 45.3 | 8.5 | <0.001 |
| Presence of surface disruption, % | 35.9 | 3.4 | <0.001 |
*
Independent t test was used to compare continuous variables. The χ2 test was conducted for comparison of binary variables.