Table 3.
Total atheroma volume and plaque composition in patients with CAD with HRP and CAD without HRP. N = 203
| Variable | CAD with HRP n = 86 | CAD without HRP n = 117 | p-value |
|---|---|---|---|
| Vessel length, mm | 209.1 ± 109.0 | 187.5 ± 117.7 | 0.18 |
| TAV, mm3 | 867.5 ± 471.1 | 782.7 ± 653.1 | 0.31 |
| PAV (%) | 34.4 ± 7.0 | 31.9 ± 10.1 | 0.05 |
| Normalized TAV | 745.9 ± 250.6 | 730.7 ± 328.7 | 0.71 |
| -Fibrous volume, mm3 | 432.2 ± 152.0 | 449.6 ± 169.4 | 0.45 |
| -Fibrous-fatty volume, mm3 | 142.2 ± 63.5 | 108.4 ± 61.6 | < 0.001 |
| -Necrotic core volume, mm3 | 104.5 ± 100.1 | 43.8 ± 76.3 | < 0.001 |
| -Dense calcium volume, mm3 | 64.0 ± 69.4 | 131.1 ± 190.5 | 0.002 |
| Coronary stenosis | |||
| Mild (25–49%), n (%) | 68 (79) | 75 (64) | 0.01 |
| Moderate (50–69%), n (%) | 32 (37) | 30 (26) | 0.01 |
| Severe (≥ 70%), n (%) | 3 (3) | 3 (3) | 0.52 |
Volumes of fibrous, fibrous-fatty, necrotic core and necrotic core plaque were normalized according to vessel length
TAV total atheroma volume, PAV percent atheroma volume, NAV normalized atheroma volume