Table IIIa.
Operative variables by race amongst patients undergoing EVAR
| % or median (IQR) | Black N = 1,052 |
White N = 18,152 |
Asian (N = 266 |
P-value |
|---|---|---|---|---|
| General Anesthesia | 974 (93%) | 16,603 (91%) | 232 (87%) | .03 |
| Procedure Time, minutes | 124 (91–175) | 115 (87–157) | 124 (92–179) | < .001 |
| Estimated Blood Loss, mL | 100 (50–225) | 100 (50–200) | 120 (50–250) | < .001 |
| Intraoperative Transfusion, any | 116 (11%) | 1,054 (5.8%) | 25 (9.4%) | < .001 |
| Hypogastric Coverage/Coiling | 121 (26%) | 916 (11%) | 34 (28%) | < .001 |
| Any Endoleak, end of case | 211 (26%) | 4,294 (30%) | 81 (36%) | < .01 |
| Type I Endoleak | 38 (5.0%) | 725 (5.5%) | 18 (8.6%) | .13 |
| Type II Endoleak | 164 (21%) | 3,445 (25%) | 62 (28%) | .02 |
| Type III Endoleak | 6 (0.8%) | 96 (0.7%) | 0 (0%) | .59 |
| Type IV Endoleak | 4 (0.5%) | 107 (0.8%) | 1 (0.5%) | .76 |
| Contrast Used | 85 (55–125) | 85 (60–120) | 85 (55–130) | .74 |
| Hypogastric Coverage | 94 (20%) | 797 (9.3%) | 27 (22%) | < .001 |
| Concomitant Procedure, any | 167 (35%) | 2,446 (29%) | 43 (35%) | < .01 |
| Hypogastric Coiling | 68 (14%) | 505 (16%) | 18 (19%) | < .001 |
| Unplanned Graft Extension | 39 (8.2%) | 725 (8.5%) | 15 (12%) | .30 |
| Femoral Endarterectomy | 19 (4.0%) | 366 (4.3%) | 2 (1.6%) | .41 |
| Iliofemoral Bypass | 2 (0.4%) | 43 (0.5%) | 1 (0.8%) | .63 |
| Thrombectomy | 6 (1.3%) | 86 (1.0%) | 1 (0.8%) | .81 |
| Iliac Artery Angioplasty | 40 (8.4%) | 753 (8.8%) | 5 (4.1%) | .18 |
| Iliac Artery Stenting | 59 (12%) | 578 (6.8%) | 7 (5.7%) | < .001 |
| Renal Artery Stent | 13 (2.7%) | 328 (3.8%) | 2 (1.6%) | .29 |
IQR = interquartile range