Table 2.
Operative outcomes
| Variables | Overall (n = 140) |
Low PAI (n = 29) |
Normal PAI (n = 111) |
p value |
|---|---|---|---|---|
| Operation time, min | 195.1 ± 38.0 | 193.6 ± 30.4 | 195.5 ± 40.8 | 0.819 |
| CPB time, min | 90.7 ± 16.3 | 92.4 ± 21.6 | 90.2 ± 14.8 | 0.518 |
| Aorta cross-clamp time, min | 60.8 ± 12.1 | 60.9 ± 16.1 | 60.8 ± 11.0 | 0.975 |
| Effective orifice area, cm2 | 1.81 ± 0.28 | 1.80 ± 0.25 | 1.81 ± 0.29 | 0.792 |
| Effective orifice area index, cm2/m2 | 1.22 ± 0.18 | 1.25 ± 0.18 | 1.21 ± 0.18 | 0.372 |
| Complications | ||||
| Stroke | 2 (1.4) | 1 (3.4) | 1 (0.9) | 0.303 |
| Acute renal failure | 2 (1.4) | 1 (3.4) | 1 (0.9) | 0.303 |
| Deep wound infection | 4 (2.8) | 1 (3.4) | 3 (2.7) | 0.830 |
| Prolonged ventilation, > 48 h | 2 (1.4) | 2 (6.9) | 0 (0) | 0.005 |
| Atrial fibrillation | 26 (18.6) | 5 (17.2) | 21 (18.9) | 0.836 |
| Reoperation for bleeding | 2 (1.4) | 1 (3.4) | 1 (0.9) | 0.303 |
| Event | ||||
| 30-day mortality | 0 (0) | 0 (0) | 0 (0) | – |
| In-hospital mortality | 2 (1.4) | 2 (6.9) | 0 (0) | 0.005 |
Values are numbers of patients (%) or mean ± standard deviation
CPB cardiopulmonary bypass, PAI psoas muscle area index