Table 1.
Patient and Procedure Variables (n = 12,569)
| Variable | na | No. (%) |
|---|---|---|
| Demographics | ||
| Female | 12,569 | 4,304 (34) |
| Symptoms | ||
| NYHA functional class | 12,558 | |
| I | 2,353 (19) | |
| II | 6,148 (49) | |
| III | 3,217 (26) | |
| IV | 840 (6.7) | |
| Emergency operation | 12,569 | 143 (1.1) |
| Prior myocardial infarction | 12,569 | 3,255 (26) |
| Valve disease | ||
| Native aortic valve | 12,569 | 11,741 (93) |
| Native stenosis ± regurgitation | 11,741 | 8,781 (75) |
| Cardiac comorbidity | ||
| Prior cardiac operation | 12,568 | 3,307 (26) |
| Endocarditis | 11,927 | 450 (3.8) |
| Noncardiac comorbidity | ||
| Peripheral arterial disease | 12,569 | 1,458 (12) |
| Carotid disease | 12,569 | 5,063 (40) |
| Prior stroke | 12,569 | 1,278 (10) |
| Hypertension | 12,261 | 8,956 (73) |
| Diabetes | ||
| Pharmacologically treated | 12,253 | 2,508 (20) |
| Insulin treated | 12,191 | 892 (7.3) |
| Chronic obstructive pulmonary disease | 12,261 | 1,954 (16) |
| Smoking | 12,459 | 6,881 (55) |
| Renal dialysis | 10,598 | 137 (1.3) |
| Concomitant procedures | ||
| Any aortic root, ascending aorta, arch replacement | 12,569 | 2,667 (21) |
| Mitral valve surgery | 12,569 | 2,477 (20) |
| Tricuspid valve surgery | 12,569 | 821 (6.5) |
| Coronary artery bypass grafting | 12,569 | 6,003 (48) |
| Atrial fibrillation procedure | 12,261 | 805 (6.6) |
| Surgical incision | 12,569 | |
| Less invasive | 1,056 (15) | |
| Prosthesis size (mm) | 12,565 | |
| 19 | 1,449 (12) | |
| 21 | 3,385 (27) | |
| 23 | 4,145 (33) | |
| 25 | 2,684 (21) | |
| 27 | 783 (6.2) | |
| 29 | 119 (0.95) |
a
Patients with data available.
NYHA = New York Heart Association