Non-matched patient characteristics and injury data
| Characteristics | White (n=2639) | Non-white (n=1053) | P value |
| Age, years* | 36 (25–47) | 33 (24–45) | 0.002 |
| Sex, male (%) | 2078 (79) | 862 (82) | 0.04 |
| Uninsured, number of patients with insurance data (%) | 486, 2162 (22) | 290, 875 (33) | <0.001 |
| SBP, mm Hg* | 140 (124–158) | 140 (122–160) | 0.69 |
| RR, bpm* | 15 (0–18) | 16 (12–20) | <0.001 |
| GCS score* | 3 (3–5) | 3 (3–6) | 0.01 |
| ISS* | 21 (16–26) | 20 (16–25) | 0.67 |
| Alcohol use disorder (%) | 598 (23) | 205 (19) | 0.04 |
| Congestive heart failure (%) | 22 (0.8) | 9 (0.9) | >0.99 |
| Smoker (%) | 220 (8) | 57 (5) | 0.003 |
| Cerebrovascular accident (%) | 39 (1) | 18 (2) | 0.71 |
| Diabetes (%) | 81 (3) | 36 (3) | 0.66 |
| Angina within 30 days (%) | 0 (0) | 1 (<0.1) | 0.29 |
| History of myocardial infarction (%) | 16 (0.6) | 5 (0.5) | 0.81 |
| History of chronic obstructive pulmonary disease (%) | 69 (3) | 25 (2) | 0.76 |
| Dementia (%) | 1 (<0.1) | 1 (<0.1) | 0.49 |
| Hospital LOS, days* | 9 (4–19) | 10 (5–21) | 0.07 |
| ICU LOS, days* | 5 (2–12) | 5 (2–12) | 0.53 |
| Neuromonitoring (%) | 309 (12) | 112 (11) | 0.39 |
| Neurointervention (%) | 570 (22) | 235 (22) | 0.67 |
| Mortality (%) | 436 (17) | 158 (15) | 0.28 |
*Median values with (IQR).
bpm, breaths per minute; GCS, Glasgow Coma Scale; ICU, intensive care unit; ISS, Injury Severity Score; LOS, length of stay; RR, respiratory rate; SBP, systolic blood pressure.