Table 2.
The intraoperative assessments of patients with ruptured abdominal aortic aneurysms (rAAA) undergoing endovascular aneurysm repair (EVAR) at our institution.
| Intraoperative assessments | Hercules n = 29 (50%) | Excluder n = 29 (50%) | P | |
|---|---|---|---|---|
| Aneurysm characteristics | ||||
| Diameter (mm) | 59.9 ± 27.0 | 67.1 ± 26.3 | 0.306 | |
| Neck length (mm) | 39.9 ± 24.1 | 37.5 ± 20.9 | <0.001a | |
| Neck diameter (mm) | 26.0 ± 7.9 | 29.1 ± 8.7 | 0.152 | |
| Proximal neck calcification | None | 8 (27.6) | 5 (17.2) | 0.634 |
| Scattered | 19 (65.5) | 22 (75.9) | ||
| More than 2/3 | 2 (6.9) | 2 (6.9) | ||
| Proximal neck thrombosis | None | 4 (13.8) | 0 | 0.106 |
| Scattered | 21 (72.4) | 23 (79.3) | ||
| More than 2/3 | 4 (13.8) | 6 (20.7) | ||
| Distal landing zone | ||||
| Iliac artery diameter (mm) | 16.8 ± 3.5 | 17.6 ± 2.9 | 0.342 | |
| Iliac artery angulation (°) | 33.5 ± 5.8 | 36.2 ± 5.9 | 0.079 | |
| Preoperative hemodynamic instability | 14 (48.3) | 15 (51.7) | 0.790 | |
| Intraoperative events | ||||
| Contrast volume (ml) | 99.8 ± 13.8 | 104.9 ± 10.8 | 0.159 | |
| Balloon occlusion time (min) | 57.0 ± 11.3 | 62.1 ± 11.0 | 0.087 | |
| Intraoperative blood transfusion | 6 (20.7) | 8 (27.6) | 0.539 | |
| Mean arterial pressure (mmHg) | 69.9 ± 15.0 | 72.1 ± 14.1 | 0.576 | |
| Use of vasopressor agents | 14 (48.3) | 9 (31.0) | 0.180 | |
| Intraoperative complications | 5 (17.2) | 9 (31.0) | 0.220 | |
| Total operation time, M ± SEM (min) | 153.8 ± 20.4 | 165.7 ± 25.5 | 0.055 | |
a
Significant difference.