Table 1. Baseline demographics and characteristics.
| Variable | n=174 |
|---|---|
| Median age (IQR) | 83.5 (78.4–88.0) |
| Female | 84 (48.3) |
| Diabetes | 59 (33.9) |
| Hypertension | 159 (91.4) |
| Active smoking | 8 (4.6) |
| Median left ventricular ejection fraction (IQR) | 57.5 [43–65] |
| Median hemoglobin (IQR) | 11.1 (9.7–12.6) |
| Median serum creatinine (IQR) | 1.0 (0.8–1.3) |
| Cerebrovascular accident | 18 (10.4) |
| Atrial fibrillation | 75 (43.1) |
| New York Heart Association Function Class III or IV Heart Failure (within preceding two weeks) | 158 (90.8) |
| Myocardial infarction | 80 (45.9) |
| Percutaneous coronary intervention | 71 (40.8) |
| Coronary artery bypass graft surgery | 34 (19.5) |
| Peripheral arterial disease | 40 (23.0) |
| Median Society of Thoracic Surgeons Mortality Risk Score (IQR) | 7.3 (4.7–13.6) |
| Mean (SD) aortic valve area (cm2) | 0.69 (0.2) |
| Average (SD) peak/mean aortic valve gradients (mmHg) | 71 [23]/42 [15] |
| Femoral approach | 166 (95.4) |
| Type of valve | |
| COREVALVE | 98 (56.3) |
| Edwards sapiens | 76 (43.7) |
Variables presented as number (percentage), unless otherwise noted. IQR, interquartile range; SD, standard deviation.