Table IV.
Online only. Characteristics of patients who underwent open or endovascular repair of ruptured aortic abdominal aneurysm, hospital’s and surgeon’s annual volume in AAA repair after matching by propensity score
| Characteristic | Endo AAA group (n = 1,044) | Open AAA group (n = 1,044) | P value |
|---|---|---|---|
| Patients | |||
| Age (years) | 76.93 | 76.99 | .8462 |
| Female gender (%) | 26.15% | 26.34% | .9203 |
| White race (%) | 91.57% | 92.53% | .4263 |
| Comorbidities (%) | |||
| Diabetes | 11.59% | 10.92% | .6299 |
| Hypertension | 57.37% | 56.23% | .6008 |
| Chronic pulmonary | 39.94% | 39.94% | 1 |
| Coronary | 34.86% | 36.78% | .3573 |
| Congestive heart failure | 22.99% | 24.04% | .5741 |
| Cardiac arrhythmia | 32.76% | 33.72% | .6467 |
| Valvular diseases | 7.66% | 6.51% | .3035 |
| Clinically significant lower extremity | 4.50% | 6.23% | .0747 |
| Renal atherosclerosis | 2.20% | 2.49% | .6682 |
| Vascular intestine disease | 0.67% | 0.77% | .7963 |
| Kidney transplant | 0.57% | 0.49% | .763 |
| Renal failure | 9.20% | 7.76% | .2457 |
| Cerebrovascular | 9.10% | 10.63% | .2482 |
| Other neurological | 5.46% | 5.94% | .6381 |
| Liver diseases | 1.15% | 1.44% | .5637 |
| Hyperlipidemia | 17.05% | 17.72% | .6846 |
| Cancer | 6.23% | 6.80% | .5775 |
| Rheumatoid arthritis | 2.59% | 2.87% | .6911 |
| Annual Volume | |||
| Hospital volume in endo AAA repair | 23 | 23 | .6553 |
| Hospital volume in open AAA repair | 25 | 26 | .8118 |
| Surgeon volume in endo AAA repair | 8 | 7 | <.0001 |
| Surgeon volume in open AAA repair | 6 | 6 | .9062 |