Table 2.
Operative outcomes
| Variable | Control group (n = 36) | Modified group (n = 25) | P value |
|---|---|---|---|
| Operation time, h | 7.8 ± 1.2 | 7 ± 0.8 | 0.005 |
| CPB time, min | 218 ± 39 | 174 ± 29.1 | < 0.001 |
| Cross-clamp time, min | 129.3 ± 26.4 | 96.2 ± 20.4 | < 0.001 |
| Lower body circulatory arrest time, min | 22.8 ± 4.9 | 16 ± 4 | < 0.001 |
| Core temperature, °C | 24.6 ± 0.9 | 29 ± 0.8 | < 0.001 |
| Pump pressure, mmHg | 63 ± 14.2 | 65.4 ± 9.8 | 0.430 |
| Cerebral perfusion flow ml/min | 579.4 ± 166 | 571 ± 104.3 | 0.831 |
| ml/kg·min | 7.4 ± 2.0 | 7.8 ± 1.2 | 0.245 |
| uSACP time, min | 40 ± 7.7 | ||
| bSACP time, min | 16 ± 4 | ||
| Aortic sinus repair | 11 (30.6%) | 9 (36%) | 0.656 |
| Ascending aorta replacement | 25 (69.4%) | 17 (68%) | 0.905 |
| Bentall | 11 (30.6%) | 8 (32%) | 0.905 |
| Extra-anatomic bypass | 2 (5.6%) | 0 | 0.508 |
| CABG※ | 2 (5.6%) | 1 (4.0%) | 1.000 |
Data presented as mean ± SD, or percentages as appropriate
※CABG: coronary artery bypass grafting