Table 3 Characteristics of intracranial artery and extracranial carotid artery atherosclerosis
Mean ± SD, or n (%) | P value | ||
|---|---|---|---|
Patients with vascular events (n = 41) | Patients without vascular events (n = 109) | ||
Extracranial carotid artery | |||
Maximum wall thickness, mm | 3.3 ± 1.7 | 3.0 ± 1.4 | 0.316 |
Presence of stenosis | |||
Intracranial stenosis | 33 (80.5) | 63 (57.8) | 0.010 |
Extracranial carotid stenosis | 17 (41.5) | 40 (36.7) | 0.592 |
Presence of extracranial carotid plaque components | |||
Calcification | 22 (53.7) | 44 (40.4) | 0.144 |
Lipid-rich necrotic core | 34 (82.9) | 65 (59.6) | 0.007 |
Intraplaque hemorrhage | 9 (22.0) | 17 (15.6) | 0.359 |