Table 1.
Preoperative demographic and clinical characteristics in the study group (30-day mortality) and group of Penn class Aa 30-day survivors.
| 30-day mortality (n = 31) n (%) | 30-day survivor (n = 189) n (%) | |
|---|---|---|
| Male | 24 (77) | 140 (74) |
| Age, median (IQR) | 62 (56-72) | 59 (51-68) |
| Smoking history | 4 (13) | 49 (26) |
| COPD | 3 (10) | 11 (5.8) |
| Diabetes | 0 | 2 (1.1) |
| Hypertension | 20 (65) | 123 (65) |
| Obesity | 6 (19) | 13 (6.9) |
| Marfan | 2 (6) | 5 (2.6) |
| Stroke history | 1 (3) | 25 (13) |
| DeBakey Type I | 22 (76) | 104 (55) |
| Severe aortic regurgitation | 8 (26) | 28 (15) |
| Redo operation | 2 (6) | 7 (3.7) |
| Tamponade | 12 (39) | 45 (24) |
COPD = chronic obstructive pulmonary disease; IQR = interquartile range.