Table 2. Procedural characteristics.
| CCTA and CT-QFR (n=284) | ||
| CCTA | ||
| Heart rate, beats/min | 56±7 | |
| Agatston score | 214 (63-585) | |
| 0 | 22 (8) | |
| 1-399 | 164 (58) | |
| ≥400 | 97 (34) | |
| CT-QFR | ||
| Median (IQR)* | 0.85 (0.70-0.91) | |
| ≤0.80 | 107 (38) | |
| 0.75-0.85 | 70 (25) | |
| Fixed 0.50 | 35 (12) | |
| CMR (n=113) | ||
| Perfusion defects | Reversible | 25 (22) |
| Mixed | 3 (3) | |
| MPS (n=118) | ||
| Perfusion defects | Reversible | 15 (13) |
| Mixed | 8 (6) | |
| Irreversible | 2 (2) | |
| ICA-FFR (n=284) | ||
| Haemodynamic disease | ≥1 vessel with FFR ≤0.80 | 62 (22) |
| ≥1 vessel with >90% DS | 52 (18) | |
| ≥1 vessel with >50% DS QCA | 11 (4) | |
| Numbers are mean±SD, mean (IQR) or n (%). *Without fixed CT-QFR values of 0.50. CCTA: coronary computed tomography angiography; CMR: cardiovascular magnetic resonance; CT-QFR: CT-derived quantitative flow ratio; DS: diameter stenosis; FFR: fractional flow reserve; ICA: invasive coronary angiography; IQR: interquartile range; QCA: quantitative coronary angiography | ||