Preoperative data Group A(n=22) Group B(n=25) P
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