Table 1.
Summary of the Results From the Randomized Controlled Trials and the Medicare Propensity Score–Matched Comparison of EVAR With Open AAA Repair
| Trial | Short-Term Death Rate* | Long-Term Death Rate† |
|---|---|---|
| EVAR 1 Trial7 | ||
| EVAR (n=626) | 1.8% at 30 d | 23.1% at 4 y |
| Open AAA (n=626) | 4.3% at 30 d | 22.3% at 4 y |
| DREAM Trial8 | ||
| EVAR (n=173) | 1.2% at 30 d | 31.1% at 6 y |
| Open AAA (n=178) | 4.6% at 30 d | 30.1% at 6 y |
| OVER Trial9 | ||
| EVAR (n=444) | 0.5% at 30 d | 7.0% at 2 y |
| Open AAA (n=437) | 3.0% at 30 d | 9.8% at 2 y |
| Endovascular vs. Open Repair of Abdominal Aortic Aneurysms in the | ||
| Medicare Population10 | ||
| EVAR (n=22 830) | 1.2% at 30 d | 34.0% at 5 y |
| Open AAA (n=22 830) | 4.8% at 30 d | 34.3% at 5 y |
*
P<0.05 for each comparison in each trial.
†
P nonsignificant for each comparison in each trial.