Table 2. Operative Characteristics.
| Variable | % (No.) or Mean ± SD |
|---|---|
| Indication for TEVAR | |
| Degenerative Aneurysm | 63 (208) |
| Acute or chronic dissection | 27 (89) |
| Acute Blunt Aortic Injury | 5 (18) |
| Other | 5 (17) |
| Procedure status | |
| Elective | 64 (212) |
| Urgent or emergency | 36 (120) |
| Access vessel | |
| Femoral | 71 (236) |
| Iliac | 21 (71) |
| Infra-renal aorta | 2 (8) |
| Other | 10 (33) |
| Required conduit for access | 31 (104) |
| Left subclavian coverage | 51 (169) |
| Maximum aortic diameter, cm | 5.8 ± 1.6 |
| Type of endograft | |
| TAG/C-TAGa | 60 (200) |
| Talent/Valiantb | 12 (40) |
| Zenith TX2/TX2-LPc | 19 (63) |
| Other | 2 (5) |
| Combination | 7 (24) |
| Endografts used, No. | 1.8 ± 1.0 |
| Intraoperative CSF drainage | 22 (74) |
a
W.L. Gore and Associates, Flagstaff, AZ.
b
Medtronic, Minneapolis, MN.
c
Cook, Bloomington, IN.
CSF = cerebrospinal fluid; SD = standard deviation; TEVAR = thoracic endovascular aortic repair.