Table 1. Baseline Characteristics.
| Characteristic | No. (%) | |
|---|---|---|
| TAVR (n = 377) | SAVR (n = 336) | |
| Age, mean (SD), y | 83.2 (7.1) | 83.5 (6.3) |
| Male | 199 (52.8) | 178 (53.0) |
| STS risk score, mean (SD), % | 7.3 (3.0) | 7.6 (3.4) |
| Prior myocardial infarction | 93 (24.7) | 82 (24.4) |
| Prior coronary artery bypass surgery | 110 (29.2) | 106 (31.5) |
| Prior percutaneous coronary intervention | 132 (35.0) | 128 (38.1) |
| Prior pacemaker | 86 (22.8) | 72 (21.4) |
| Prior stroke | 63 (16.7) | 71 (21.2) |
| Peripheral vascular disease | 153 (40.9) | 140 (41.9) |
| Chronic lung disease | 169 (44.8) | 150 (44.6) |
| Home oxygen | 48 (12.8) | 36 (10.7) |
| Diabetes mellitus | 128 (34.0) | 146 (43.5) |
| Atrial fibrillation | 155 (41.2) | 160 (47.6) |
| Chronic kidney disease | ||
| Stage III | 224 (59.4) | 202 (60.1) |
| Stage IV/V | 42 (11.1) | 37 (11.0) |
| Ejection fraction, mean (SD), % | 57.9 (11.5) | 57.5 (11.9) |
| Aortic gradient, mean (SD), mm Hg | 48.2 (15.5) | 47.7 (14.0) |
| Health status scores, mean (SD) | ||
| KCCQ | ||
| Overall summary score | 46.8 (23.4) | 46.7 (22.2) |
| Physical limitations | 46.5 (24.9) | 46.0 (25.0) |
| Total symptoms | 56.2 (24.6) | 55.5 (24.5) |
| Quality of life | 41.5 (24.8) | 42.4 (23.7) |
| Social limitations | 41.8 (30.5) | 41.7 (29.5) |
| SF-12 | ||
| Physical summary score | 30.7 (9.2) | 31.0 (8.5) |
| Mental summary score | 47.4 (12.0) | 48.4 (11.6) |
Abbreviations: KCCQ, Kansas City Cardiomyopathy Questionnaire; SAVR, surgical aortic valve replacement; SF-12, 12-Item Short-Form Health Survey; STS, Society of Thoracic Surgeons; TAVR, transcatheter aortic valve replacement.