Table 2.
Computed tomography characteristics of lesions in patients with acute coronary syndrome vs. patients without acute coronary syndrome
| Computed tomography characteristics of stenosis and plaque | Acute Coronary Syndrome
|
||
|---|---|---|---|
| Yes (n=21) | No (n=13) | p-value | |
|
Stenosis
| |||
| Degree of the Stenosis (%) | 73 (65–83) | 66 (56–85) | 0.64 |
| Length of the Stenosis (mm) | 5.4 (3.5–7.7) | 4.2 (3.0–4.5) | 0.02 |
|
Plaque
| |||
| Length of Plaque (mm) | 15.2 (11.0–21.6) | 13.8 (11.9–18.7) | 0.67 |
| Plaque Area (mm2) | 13.7 (10.5–17.1) | 10.0 (6.5–18.1) | 0.11 |
| Positive Remodeling Index (> 1.05) | 13 (62%) | 2 (15%) | 0.04 |
| Total Plaque volume (mm3) | 212 (126–264) | 171 (78–223) | 0.24 |
| Plaque Volume by attenuation (mm3) | |||
| <30 HU | 21.3 (12.9–29.4) | 12.8 (9.3–15.0) | 0.07 |
| <90 HU | 90.6 (51.3–108.6) | 48.7 (40.3–74.5) | 0.03 |
| 90–150 HU | 44.0 (29.1–59.3) | 36.4 (22.1–41.7) | 0.11 |
| >150 HU | 38.8 (23.0–111.2) | 57.1 (7.8–139.7) | 0.87 |
| Calcium | |||
| None | 5 (24%) | 5 (38%) | 0.45 |
| Spotty | 10 (48%) | 2 (15%) | 0.08 |
| Heavy | 6 (29%) | 6 (46%) | 0.29 |
HU – Hounsfield units