Table 1.
Baseline Patient Characteristics
| n=3763 | |
|---|---|
| Age (y) | 82.0 ± 7.8 |
| Female | 1573 (41.8%) |
| Coronary artery disease | 2663 (70.8%) |
| Prior coronary bypass surgery | 1176 (31.0%) |
| Prior coronary stenting | 1168 (31.3%) |
| Prior stroke or TIA | 697 (18.5%) |
| Peripheral vascular disease | 1151 (30.6%) |
| Atrial fibrillation/flutter | 1448 (38.5%) |
| Diabetes mellitus | 1322 (35.1%) |
| Oxygen-dependent lung disease | 289 (7.7%) |
| Estimated GFR (mL/min/1.73 m2) | 61.9 ± 243.2 |
| Renal insufficiency (Cr ≥2) | 335 (8.9%) |
| Ejection fraction (%) | 55.2 ± 13.5 |
| Body mass index (kg/m2) | 28.4 ± 6.4 |
| Dementia | 117 (3.1%) |
| Hematocrit (%) | 36.6 ± 7.6 |
| Mean aortic valve gradient (mmHg) | 44.2 ± 13.9 |
| Aortic valve area (cm2) | 0.71 ± 0.22 |
| STS Mortality Risk Score (%) | 7.4 ± 4.0 |
| Transfemoral approach | 3009 (80.0%) |
| KCCQ-OS score | 49.6 ± 22.6 |
| SF-12 Physical Summary score | 35.1 ± 9.2 |
| SF-12 Mental Summary score | 48.5 ± 11.7 |
TIA, transient ischemic attack; GFR, glomerular filtration rate; Cr, creatinine; STS, Society of Thoracic Surgery; KCCQ-OS, Kansas City Cardiomyopathy Questionnaire-Overall Summary; SF-12, 12-item Medical Outcomes Short Form