| Demographics | |
| age (years) | 62.1 ± 6.4 |
| Sex (male:female) | 6:02 |
| Preoperative complication | |
| Occlusion type | 0 |
| AR | 4(50%) |
| shock by cardiac tamponade | 1(12.5%) |
| AMI | 0 |
| Brachiocephalic artery occlusion | 2 |
| coronary dissection | 1 |
| CRF | 0 |
| Cerebral ischemia | 2(25%) |