Table 1 Patient characteristics (N=15).
| Preoperative characteristics | |
|---|---|
| Age, y | 62.0±12.4 |
| Male | 12 (80.0%) |
| Hypertension | 11 (73.3%) |
| Hyperlipidemia | 6 (40.0%) |
| Diabetes mellitus | 0 (0%) |
| Creatinine >1.2 mg/dL | 3 (20.0%) |
| COPD | 0 (0%) |
| Smoker | 5(33.3%) |
| History of cerebrovascular event | 1 (6.7%) |
| History of abdominal aortic surgery | 1 (6.7%) |
| Marfan syndrome | 1 (6.7%) |
| Right sided aortic arch | 2 (13.3%) |
| History of thoracic aortic surgery for acute type A aortic dissection | 12 (80.0%) |
| Ascending aortic replacement | 11 |
| Aortic root replacement | 1 |
| Months from onset to surgery | 62.2±43.8 |
| Operative variables | |
| Surgical time | 499.3±98.8 |
| Cardiopulmonary bypass time | 268.4±59.2 |
| Cardiac arrest time | 142.8±49.2 |
| Antegrade selective cerebral perfusion time | 131.9±33.2 |
| Lower body ischemia time | 48.8±14.3 |
| Lower body ischemia time >50 min | 6 (40.0%) |
| Rectal temperature (°C) | 27.1±0.8 |
| Rectal temperature <25°C | 0 (0%) |
| Concomitant surgery | 2 |
| CABG (SVG-RCA) | 1 |
| MVP+TAP | 1 |
| Frozen elephant trunk type | |
| Handmade | 4 (26.7%) |
| J Graft Frozenix | 11 (73.3%) |
| Insertion length of the FET (mm) | 101±19.9 |
| Distal landing position of the FET | |
| Th 5 | 2 |
| Th 6 | 8 |
| Th 7 | 4 |
| Th 8 | 1 |
| Th 9 | 0 |
| mean | Th 6.3±0.8 |
| Oversizing rate of the FET | 11.2±1.0% |
| Angle between FET and Des Ao, ° | 15.2±15.9 |
COPD: chronic obstructive pulmonary disease; CABG: coronary artery bypass grafting; SVG: saphenous vein graft; RCA: right coronary artery; MVP: mitral valve plasty; TAP: tricuspid annulus plasty; FET: frozen elephant trunk; Des Ao: descending aorta