Operative data
| Procedure characteristics | All cases N=609 (%) |
| Classification of intervention | |
| Elective | 493 (81) |
| Urgent | 116 (19) |
| Redo procedure | 17 (2.8) |
| Procedure type | |
| ARR only | 470 (77) |
| Tissue valve | 298 (63.4) |
| Mechanical | 165 (35.1) |
| Homograft | 7 (1.5) |
| ARR+concomitant procedure | 78 (12.8) |
| ARR+coronary artery bypass graft surgery | 41 |
| ARR+radiofrequency ablation | 12 |
| ARR+mitral valve repair | 9 |
| ARR+mitral valve replacement | 3 |
| ARR+other | 2 |
| ARR+arch replacement | 9 |
| ARR+arch replacement+elephant trunk | 1 |
| ARR+PFO closure | 1 |
| VSRR | 139 (23) |
Data are reported as median (IQR: 25%–75%) for continuous variables and number (%) for categorical variables.
ARR, aortic root replacement; PFO, patent foramen ovale; VSRR, valve-sparing root replacement.