Outcomes of matched patients by specific race categories
| Yes (%) | P value | |
| Neuromonitoring | 0.56 | |
| White (n=644) | 72 (11) | |
| American Indian (n=28) | 3 (11) | |
| Asian (n=18) | 1 (6) | |
| Black or African–American (n=143) | 10 (7) | |
| Other (n=231) | 28 (12) | |
| Neurointervention | 0.02 | |
| White (n=644) | 135 (21) | |
| American Indian (n=28) | 7 (25) | |
| Asian (n=18) | 7 (39) | |
| Black or African–American (n=143) | 19 (13) | |
| Other (n=231) | 59 (26) | |
| Mortality | 0.98 | |
| White (n=644) | 114 (18) | |
| American Indian (n=28) | 4 (14) | |
| Asian (n=18) | 3 (17) | |
| Black or African–American (n=143) | 27 (19) | |
| Other (n=231) | 38 (16) |