Table 2 Vessel and lesion characteristic
Vessel and lesion characteristics | Number of vessels (36) |
|---|---|
2-D QCA feature | |
Diameter stenosis, % | 68.8 ± 10.6 |
Vessel | |
LAD | 24 (66.7%) |
LCX | 5 (13.8%) |
RCA | 7 (19.4%) |
CTA feature | |
Diameter stenosis ≥ 50% | 28 (77.8%) |
Cardiac calcium scoring scan | |
< 100 | 22 (61.1%) |
100–400 | 10 (27.8%) |
> 400 | 4 (11.1%) |
IVUS features | |
IVUS-derived RVD (mm) | 3.00 ± 0.36 |
IVUS-derived MLD (mm) | 1.75 ± 0.27 |
IVUS-derived MLA (mm2) | 2.83 ± 0.53 |
Area stenosis (%) | 56.0 ± 9.0 |
Plaque burden (%) | 73.6 ± 10.1 |
Functional indexes | |
AccuFFRivus | 0.72 ± 0.10 |
AccuFFRct | 0.74 ± 0.09 |
FFR | 0.73 ± 0.09 |
FFR ≤ 0.80 | 29 (80.6%) |