Table 1.
Baseline characteristics.
| Group A | Group B | p Value | |||
|---|---|---|---|---|---|
| n = 388 | n = 72 | ||||
| Age (years) | 79.6 | ±7.2 | 79.9 | ±8.1 | 0.75 |
| Female | 191 | 49.2% | 47 | 65.3% | 0.01 |
| BMI (kg/m2) | 29.2 | ±6.2 | 29.3 | ±5.2 | 0.87 |
| Diabetes mellitus (Type I or II) | 49 | 12.6% | 11 | 15.3% | 0.55 |
| Hypertension | 346 | 89.2% | 64 | 88.9% | 0.74 |
| Hyperlipidemia | 227 | 58.5% | 38 | 52.8% | 0.13 |
| Chronic kidney disease | 164 | 42.3% | 34 | 47.2% | 0.58 |
| Prior PCI | 111 | 28.6% | 4 | 5.6% | <0.001 |
| Prior myocardial infarction | 49 | 12.6% | 1 | 1.4% | 0.005 |
| Peripheral artery disease | 43 | 11.1% | 7 | 9.7% | 0.74 |
| Prior stroke or TIA | 31 | 8.0% | 5 | 6.9% | 0.77 |
| Current smoking | 51 | 13.1% | 7 | 9.7% | 0.36 |
| NYHA classification III/IV | 260 | 67.0% | 37 | 51.4% | 0.006 |
| Left ventricular EF (%) | 55.3 | ±12.9 | 59.9 | ±12.7 | 0.003 |
| Aortic valve area (cm2) | 0.70 | (0.60–0.90) | 0.70 | (0.60–0.90) | 0.39 |
| Logistic EuroSCORE (%) | 15.2 | (10.1–23.7) | 13.0 | (7.8–19.6) | 0.07 |
| HR at rest (beats/min) | 76.8 | ±15.4 | 75.6 | ±15.7 | 0.38 |
| Sinus rhythm | 215 | 64.7% | 49 | 68.1% | 0.48 |
Data are mean ± standard deviation, median and interquartile range in parenthesis or count and frequency in percent. BMI = body mass index; EF = ejection fraction, EuroSCORE = European System for Cardiac Operative Risk Evaluation [32], HR = heart rate, NYHA = New York Heart Association, PCI = percutaneous coronary intervention, TIA = transient ischemic attack.