Table 1 Preoperative characteristics
Characteristics | Acute type A dissection | Chronic type A dissection | p value |
|---|---|---|---|
Number of patients | 267 | 22 | |
Age (years) | 51.2 ± 10.0 (26–75) | 48.0 ± 9.7 (31–64) | 0.17 |
Gender | |||
Male | 200 (74.9 %) | 16 (72.7 %) | 1.00 |
Female | 67 (25.1 %) | 6 (27.3 %) | 1.00 |
Hypertension | 192 (71.9 %) | 11 (50 %) | 0.05 |
DM | 65 (24.3 %) | 1 (4.5 %) | 0.03 |
Previous CVA | 1 (0.4 %) | 0 | 1.00 |
PVD | 3 (1.1 %) | 0 | 1.00 |
Renal dysfunction | 29 (7.9 %) | 1 (4.5 %) | 0.71 |
COPD | 3 (1.1 %) | 0 | 1.00 |
Previous cardiac surgery | 6 (2.2 %) | 2 (9.0 %) | 0.11 |
Previous EVR | 12 (4.5 %) | 0 | 0.61 |
Marfan syndrome | 8 (3.0 %) | 1 (4.5 %) | 0.52 |
BAV | 8 (3.0 %) | 0 | 1.00 |