Table II.
Intra-operative Outcomes of Patients with Abdominal Aortic Aneurysm undergoing EVAR (percutaneous vs. cutdown)
| Outcomes | Percutaneous (n=1108) | Cutdown (n=3004) | P Value | Total Cohort (n=4112) |
|---|---|---|---|---|
| Acute conversion to open AAA repair | 0.5% | 0.4% | 0.56 | 0.4% |
| Cutdown access | ||||
| Attempted percutaneous access converted to cutdown | 3.6% | 1% | ||
| Bilateral groin cutdown | 88% | 64% | ||
| One groin cutdown | 12% | 9% | ||
| Percutaneous Bilateral | 96% | 26% | ||
|
| ||||
| Indication for surgery | 0.09 | |||
| Diameter | 88% | 86% | 87% | |
| Dissection | 0.2% | 0.2% | 0.2% | |
| Embolization | 0.3% | 0.6% | 0.5% | |
| Non-ruptured symptomatic | 4.1% | 6.0% | 5.5% | |
| Prior endovascular intervention w/ unsatisfactory result | 3.5% | 2.5% | 2.7% | |
| Prior open intervention w/ unsatisfactory result | 0.3% | 0.5% | 0.4% | |
| Rupture with or without hypotension | 0.6% | 1.7% | 1.7% | |
| Thrombosis | 0.6% | 1.7% | 1.7% | |
| Not documented | 1.5% | 2.3% | 2.1% | |
|
| ||||
| Main Body Device | <.01 | |||
| Cook Zenith | 16% | 21% | 20% | |
| Cook Zenith Fenestrated | 1.2% | 2.9% | 2.4% | |
| Cook Zenith Renu | 0.5% | 1.3% | 1.1% | |
| Endologix Powerlink | 9.8% | 6.1% | 7.1% | |
| Gore Excluder | 35% | 32% | 33% | |
| Lombard Aorfix | 0% | 0.1% | 0% | |
| Medtronic AnueRx | 0.4% | 0.2% | 0.2% | |
| Medtronic Endurant | 27% | 31% | 30% | |
| Medtronic TALENT | 0.1% | 0.6% | 0.5% | |
| Not documented | 0.7% | 1.2% | 1.1% | |
| Other | 7.9% | 3.0% | 4.3% | |
| Trivascular Ovation | 1.7% | 0.7% | 1.0% | |
|
| ||||
| Aneurysm Extent | 0.07 | |||
| Infrarenal | 85% | 84% | 84% | |
| Juxtarenal | 3.4% | 4.8% | 4.4% | |
| Pararenal | 2.0% | 1.5% | 1.6% | |
| Suprarenal | 3.8% | 2.9% | 3.1% | |
| Type IV | 0.4% | 0.5% | 0.5% | |
| Not documented | 5.3% | 6.4% | 6.3% | |
| Distal Aneurysm Extent | <.01 | |||
| Aortic | 37% | 38% | 38% | |
| Common Iliac | 37% | 33% | 34% | |
| External Iliac | 5.2% | 5.0% | 5.1% | |
| Internal Iliac | 5.0% | 8.0% | 7.2% | |
| Not documented | 17% | 16% | 16% | |
| Mean OR time (min) | 135 | 152 | <.01 | 148 |
| Median OR time (min) | 117 | 137 | <.01 | 132 |
| Mean OR time (all concomitant procedures excluded) | 123 | 140 | <.01 | 136 |
| Median OR time (all concomitant procedures excluded) | 111 | 128 | <.01 | 122 |
|
| ||||
| Renal Stent | 5.9% | 7.1% | 0.17 | 6.8% |
| Hypogastric Embolization | 7.6% | 5.8% | 0.04 | 6.3% |
| Hypogastric Revascularization | 3.2% | 4.6% | 0.05 | 4.2% |
| Lower Extremity Revascularization | 2.0% | 4.7% | <.01 | 3.9% |
| Iliac Branched Device | 11% | 14% | 0.01 | 13% |
| Aortic (Bare metal) Stent | 1.3% | 2.5% | 0.02 | 2.1% |
| Iliac (Bare metal) Stent | 3.4% | 3.4% | 0.92 | 3.4% |
| Any Concomitant Procedure | 26% | 32% | <.01 | 30% |