Table 1. Subjects without and with ARDS.
| No ARDS n=1349 (87%) |
ARDS n=203 (13%) |
p-value | |
|---|---|---|---|
| Age (years) | 35 (25-51) | 41 (27-54) | <0.01 |
| Male gender (%) | 82% | 83% | 0.77 |
| BMI (kg/m2) | 27 +/- 5 | 27 +/- 6 | 0.07 |
| Blunt mechanism (%) | 53% | 84% | <0.01 |
| Uninsured (%) | 38% | 23% | <0.01 |
| ED GCS | 14 (8-15) | 8 (3-14) | <0.01 |
| Admit SBP <90 mmHg (%) | 8% | 13% | 0.02 |
| Admit HR >110 BPM (%) | 26% | 44% | <0.01 |
| ISS | 10 (2-24) | 30 (25-41) | <0.01 |
| Head AIS | 0 (0-3) | 4 (2-5) | <0.01 |
| Chest AIS | 0 (0-2) | 3 (0-4) | <0.01 |
| Any chest injury (AIS>0), n (%) | 413 (31%) | 123 (61%) | <0.01 |
| Any severe chest injury (AIS≥3), n (%) | 284 (21%) | 103 (51%) | <0.01 |
| Any rib fracture(s), n (%) | 276 (20%) | 92 (45%) | <0.01 |
| Intubated on admission day, n (%) | 632 (47%) | 195 (96%) | <0.01 |
| Any TBI, n (%) | 384 (28%) | 137 (67%) | <0.01 |
| Admit base excess | -3.1 +/- 5.9 | -6.8 +/- 6.2 | <0.01 |
| Any transfusion within 6h, n (%) | 391 (29%) | 137 (69%) | <0.01 |
| Any transfusion within 24h, n (%) | 439 (33%) | 148 (74%) | <0.01 |
*
Data are mean +/- SD, median (inter-quartile range), or n (%) as indicated. Data for skewed variables reported as median with inter-quartile ranges. Injury Severity Score (ISS); Abbreviated injury score (AIS), traumatic brain injury (TBI)