Table 1.
Plaque characteristics in the symptomatic carotid artery with (cases) and without (controls) new ulcerations at follow-up.
|
New ulceration present (n = 6) |
New ulceration absent (n = 12) |
p value | |
|---|---|---|---|
| Total vessel volume (cm3) | 1.61 [1.53–1.87] | 1.55 [1.30–1.86] | 0.55 |
| Wall volume (cm3) | 1.04 [0.97–1.16] | 1.04 [0.88–1.15] | 0.75 |
| Lumen volume (cm3) | 0.59 [0.55–0.69] | 0.53 [0.45–0.65] | 0.25 |
| % wall volume | 64 [59–67] | 66 [61–68] | 0.39 |
| % LRNC volume | 23 [16–31] | 15 [11–25] | 0.15 |
| % calcifications volume | 6 [2–9] | 7 [5–8] | 0.75 |
| % IPH volume | 14 [8–24] | 11 [7–19] | 0.44 |
| NASCET (%) | 14 [0–39] | 25 [12–35] | 0.55 |
| ECST (%) | 62 [53–71] | 66 [55–69] | 0.82 |
| Minimal lumen diameter (mm) | 3.4 [2.9–4.8] | 3.1 [2.8–4.4] | 0.49 |
| LRNC presence | 100% | 100% | |
| Calcifications presence | 100% | 100% | |
| IPH presence | 100% | 100% | |
| Maximal wall thickness (mm) | 4.1 [3.6–4.3] | 4.0 [3.6–4.5] | 0.89 |
| Mean wall thickness (mm) | 2.8 [2.6–2.8] | 2.7 [2.5–2.9] | 0.96 |
LRNC, Lipid rich necrotic core; IPH, Intraplaque hemorrhage; NASCET, North American Symptomatic Carotid Endarterectomy Trial, definition of percentage lumen stenosis; ESCT, European symptomatic carotid endarterectomy trial: definition of percentage lumen stenosis.