Table 2.
Atherosclerotic marker factors associated with new vascular events at one-year follow-up
| Primary end-point | |||
|---|---|---|---|
| Yes (n = 78) | No (n = 485) | p | |
| PAD | <0.0001 | ||
| No (ABI >0.90) | 44.2 | 70.7 | |
| Asymptomatic (ABI ≤0.90) | 37.7 | 21.7 | |
| Symptomatic (ABI ≤0.90 or ABI >0.90) | 18.2 | 7.6 | |
| ICA Stenosis >50% | 29.9 | 18.1 | 0.01 |
| Vascular disease | <0.0001 | ||
| Normal ABI and ICA <50% | 38.2 | 60.9 | |
| Normal ABI and ICA >50% | 6.6 | 10.0 | |
| ABI <0.9 and ICA <50% | 19.7 | 15.5 | |
| Symptomatic PAD and ICA <50% | 11.8 | 5.1 | |
| ABI <0.9 and ICA >50% | 17.1 | 5.9 | |
| Symptomatic PAD and ICA >50% | 6.6 | 2.5 | |
| Atheromatous plaques | 0.28 | ||
| None | 20.0 | 28.4 | |
| Isolated plaque | 17.3 | 17.5 | |
| Multiple plaques | 62.7 | 54.1 | |
| Echogenicity of plaques | 0.35 | ||
| Type I (uniform anechoic) | 12.1 | 13.4 | |
| Type II (mainly hypoechoic) | 15.5 | 16.4 | |
| Type III (mainly hyperechoic) | 19.0 | 24.7 | |
| Type IV (uniform iso- or hyperechoic) | 51.7 | 39.3 | |
| Type V (calcified) | 1.7 | 6.3 | |
| Plaques surface | 0.19 | ||
| Smooth and even | 61.3 | 72.8 | |
| Uneven | 37.1 | 25.8 | |
| Ulcerated | 1.6 | 1.4 | |
| IMT mm (mean, SD) | 0.94 (0.46) | 0.91 (0.38) | 0.57 |
| Microalbuminuria | 18.2 | 22.4 | 0.52 |
All values are percentages unless otherwise stated.
ABI: ankle brachial index. ICA: internal carotid stenosis (either ipsi or contralateral to index stroke). IMT: intima-media thickness. PAD: peripheral artery disease.
p-value (Log-Rank test), apart from IMT (t-Student).