Table 4.
Clinical and imaging outcomes at 1-month follow-up according to TAVI-CT (transcatheter aortic valve implantation-computed tomography) score.
| Feature | Low score (0–2) | Intermediate score (3) | High score (≥ 4) | p value |
|---|---|---|---|---|
| Patients | 74 | 50 | 76 | – |
| Total length of stay (days) | 5.4 ± 1.9 | 5.7 ± 1.8 | 5.9 ± 2.2 | 0.329 |
| Major adverse event* | 2 (2.7%) | 3 (6.0%) | 6 (7.9%) | 0.390 |
| Death | 1 (1.4%) | 1 (2.0%) | 1 (1.3%) | 1 |
| Cardiac death | 1 (1.4%) | 0 | 1 (1.3%) | 1 |
| Myocardial infarction | 1 (1.4%) | 1 (2.0%) | 0 | 0.526 |
| Stroke | 0 | 1 (2.0%) | 0 | 0.250 |
| Bleeding | 0.469 | |||
| None | 74 (100%) | 49 (98%) | 74 (97.4%) | |
| Type 1 | 0 | 1 (2.0%) | 2 (2.6%) | |
| Type 2 | 0 | 0 | 0 | |
| Type 3 | 0 | 0 | 0 | |
| Type 4 | 0 | 0 | 0 | |
| Vascular complication | 0.041 | |||
| None | 74 (100%) | 50 (100%) | 72 (94.7%) | |
| Minor | 0 | 0 | 4 (5.3%) | |
| Major | 0 | 0 | 0 | |
| Surgical conversion | 0 | 0 | 0 | 1 |
| Aortic dissection | 0 | 0 | 0 | 1 |
| Anulus rupture | 0 | 0 | 0 | 1 |
| Bailout percutaneous coronary intervention | 1 (1.4%) | 1 (2.0%) | 0 | 0.526 |
| Permanent pacemaker implantation | 6 (8.1%) | 6 (12.0%) | 10 (13.2%) | 0.599 |
| Left ventricular ejection fraction (%) | 52.7 ± 8.0 | 52.1 ± 9.3 | 52.3 ± 8.9 | 0.902 |
| Peak gradient (mm Hg) | 13.9 ± 5.1 | 13.5 ± 5.6 | 13.9 ± 6.1 | 0.888 |
| Mean gradient (mm Hg) | 7.9 ± 3.2 | 7.6 ± 3.5 | 7.9 ± 3.5 | 0.830 |
| Aortic regurgitation | 0.113 | |||
| None | 15 (20.6%) | 5 (10.0%) | 15 (19.7%) | |
| 1+ | 55 (75.3%) | 44 (88.0%) | 53 (69.7%) | |
| 2+ | 3 (4.1%) | 1 (2.0%) | 8 (10.5%) |
*Composite of death, myocardial infarction, stroke, bleeding, or vascular complication.