Pairwise comparison of white versus individual non-white races
| OR (95% CI) | P value* | |
| Neurointervention | ||
| White | 1.00 (reference) | |
| American Indian | 1.26 (0.52 to 3.02) | 0.61 |
| Asian | 2.40 (0.91 to 6.31) | 0.07 |
| Black or African–American | 0.58 (0.34 to 0.97) | 0.04 |
| Other | 1.29 (0.91 to 1.84) | 0.15 |
*Bonferroni-corrected significance threshold p value <0.0125.