Operative characteristics in the current study (UK AVR) and those in other national registries and recent trials comparing SAVR with TAVI
| Characteristic | UK SAVR | Thourani et al15 | Tokuda et al16 | Partner 2A22 | Partner 36 | Evolut7 | PIVOTAL5 | NOTION18 | |||||
| SAVR N=31 277 | SAVR N=141 905 | SAVR N=20 514 | SAVR N=1021 | TAVI N=1011 | SAVR N=454 | TAVI N=496 | SAVR N=678 | TAVI N=725 | SAVR N=357 | TAVI N=390 | SAVR N=135 | TAVI N=145 | |
| Operative urgency | |||||||||||||
| Elective (%) | 74.3 | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR |
| Urgent (%) | 24 | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR |
| Emergency/salvage (%) | 1.7 | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR | NR |
| Concomitant CABG (%) | 37.1 | NR | NR | NR | – | 12.8 | – | 13.6 | – | 4.8 | – | 1 | – |
| Staged PCI | – | NR | NR | – | NR | – | 6.5 | – | 6.9 | – | 0.3% | 0 | |
| Cross clamp time (minutes) | 79.0 | 77.0±28.5 | NR | NR | – | 74.3±27.78 | – | 68.7±29.0 | – | 74.0±31.4 | – | NR | NR |
| Cardiopulmonary bypass time (minutes) | 104 | 104.9±39.1 | NR | NR | – | 97.7±33.75 | – | 93.4±40.2 | – | 104.0±45.8 | – | NR | NR |
| Procedure time (minutes) | NR | NR | NR | NR | NR | 208.3±62.1 | 58.6±36.5 | 276.6±79.5 | 148.2±55.1 | 221±84.8 | 60.4±35.3 | 177.2±39.8 | 90.3±38.6 |
AVR, aortic valve replacement; CABG, coronary artery bypass graft surgery; NR, not reported; PCI, percutaneous coronary interverntion; SAVR, surgical aortic valve replacement; TAVI, transcatheter aortic valve implantation.