Table 2: Baseline Characteristics, Cohort A and Cohort B.
| Baseline Characteristics | Cohort A | Cohort B | ||
|---|---|---|---|---|
| TAVI | sAVR | TAVI | BV/ST | |
| Mean age ± SD | 83.6 ± 6.8 | 84.5 ± 6.4 | 83.1 ± 8.6 | 83.2 ± 8.3 |
| STS score ± SD | 11.8 ± 3.3 | 11.7 ± 3.5 | 11.2 ± 5.8 | 12.1 ± 6.1 |
| Logistic EuroSCORE ± SD | 29.3 ± 16.5 | 29.2 ± 15.6 | 26.4 ± 17.2 | 30.4 ± 19.1 |
| NYHA class III/IV, % | 94.3 | 94.0 | 92.2 | 93.9 |
| CAD, % | 74.9 | 76.9 | 67.6 | 74.3 |
| Atrial fibrillation, % | 40.8 | 42.7 | 32.9 | 48.8 |
| Previous MI, % | 26.8 | 30.0 | 18.6 | 26.4 |
| Previous CABG, % | 42.6 | 44.2 | 37.4 | 45.6 |
| Previous PCI, % | 34.0 | 32.5 | 30.5 | 24.8 |
| Cerebral vascular disease, % | 29.3 | 27.4 | 27.4 | 27.5 |
| Peripheral vascular disease, % | 43.0 | 41.6 | 30.3 | 25.1 |
| Creatinine > 3 mg/dL, % | 11.1 | 7.0 | 5.6 | 9.6 |
| Permanent pacemaker, % | 20.0 | 21.9 | 22.9 | 19.5 |
| COPD, % | 43.4 | 43.0 | 41.3 | 52.5 |
Abbreviations: BV, balloon valvuloplasty; CABG, coronary artery bypass graft; CAD, coronary artery disease; COPD, chronic obstructive pulmonary disease; EuroSCORE, European System for Cardiac Operative Risk Evaluation; MI, myocardial infarction; NYHA, New York Heart Association; PCI, percutaneous coronary intervention; sAVR, surgical aortic valve replacement; SD, standard deviation; ST, standard treatment; STS, Society of Thoracic Surgeons; TAVI, transcatheter aortic valve implantation.