| Mean age (±SD), y |
56.5 (±9.3) |
54.0 (±13.4) |
0.473 |
| Male gender, n（%） |
9 (40.91%) |
16 (64.00%) |
0.113 |
| Hypertension, n（%） |
18 (81.82%) |
22 (88%) |
0.690 |
| Marfan syndrome, n（%） |
2 (9.09%) |
1 (4.00%) |
0.593 |
| Coronary artery disease, n（%） |
4 (18.18%) |
5 (20.00%) |
1.000 |
| Left heart failure, n（%） |
2 (9.09%) |
3 (12.00%) |
1.000 |
| COPD, n（%） |
3 (13.64%) |
3 (12.00%) |
1.000 |
| Renal failure, n (%) |
2 (9.09%) |
1 (4.00%) |
0.593 |
| Lower extremity ischemia, n (%) |
1 (4.55%) |
1 (4.00%) |
1.000 |
| Cerebral ischemia, n (%) |
4 (18.18%) |
2 (8.00%) |
0.398 |
| Dissection involved aortic root, n (%) |
5 (22.73%) |
8 (32.00%) |
0.478 |
| After TEVAR, n (%) |
2 (9.09%) |
1 (4.00%) |
0.593 |