Baseline and procedural characteristics
| All patients n=30 | |
| Age (years) | 81±5 |
| Female sex | 14 (47%) |
| Hypertension | 22 (73%) |
| Diabetes | 7 (23%) |
| Coronary artery disease | 16 (53%) |
| Prior stroke | 3 (10%) |
| STS PROM, % | 2.9±2.6 |
| Mean transvalvular gradient, mm Hg | 49±17 |
| Aortic valve area, cm² | 0.8±0.2 |
| LVEF, % | 62±9 |
| Annulus size (mm, IQR) | |
| Short diameter | 22 (21–23) |
| Long diameter | 26 (25–28) |
| Device landing zone calcification | |
| None | 13 (43%) |
| Mild | 9 (30%) |
| Moderate | 8 (27%) |
| Severe | 0 (0%) |
| Leaflet calcification | |
| None | 0 (0%) |
| Mild | 6 (20%) |
| Moderate | 15 (50%) |
| Severe | 9 (30%) |
| Valve size | |
| Small | 7 (23%) |
| Medium | 12 (40%) |
| Large | 11 (37%) |
| Degree of valve oversizing (%) | 6.0 (2.0–9.0) |
| Cover index (%) | 5.3 (2.0–8.0) |
| Predilatation | 28 (98%) |
| Postdilatation | 8 (27%) |
| Implantation depth (mm, IQR) | 4 (3–5) |
| Conscious sedation | 30 (100%) |
| Procedure duration min, IQR | 47 (35–57) |
| Conversion to surgery | 0 (0%) |
Data are displayed as n (%) or mean±SD or median (IQR).
Cover index defined as 100×((prosthesis diameter–CT annulus diameter)/prosthesis diameter).
LVEF, left ventricular ejection fraction; STS PROM, Society of Thoracic Surgeons Predicted Risk of Mortality.