Table 2.
Demographics, injury characteristics, and outcomes in subjects without PH hypotension
| HIGH | LOW | p value | |
|---|---|---|---|
| N (%) | 342 (59) | 241 (41) | - |
| Age (years) | 41 (26 – 55) | 43 (29 – 54) | 0.23 |
| Gender (% male) | 68 | 64 | 0.33 |
| PH SBP low (mmHg) | 110±21 | 116±22 | <0.01 |
| PH time (mins) | 72 (48 – 90) | 48 (36 – 66) | <0.01 |
| Initial BD | −8.4±4 | −8.4±5 | 0.41 |
| Initial INR | 1.5±0.7 | 1.2±0.3 | <0.01 |
| ISS | 41 (34 – 50) | 34 (27 – 43) | 0.10 |
| 24hr PRBC (units) | 6.8 (3.5 – 11.4) | 4.7 (3.3 – 14.2) | <0.01 |
| 24hr FFP (units) | 4 (1.0 – 8.1) | 1.2 (0 – 3.7) | <0.01 |
| 24hr PLT (6 pack) | 0 (0 – 1.1) | 0 (0 – 0.7) | <0.01 |
| 24hr Crystalloid (L) | 13.6 (10.1 – 18.8) | 10.5 (6.9 – 14.2) | <0.01 |
| 30 day mortality (%) | 17 | 12 | 0.09 |
| 24 hour mortality (%) | 6 | 7 | 0.86 |
| ATC (%) | 27 | 7 | <0.01 |
| MOF (%) | 35 | 25 | 0.01 |
| ARDS (%) | 27 | 19 | 0.03 |
PH, prehospital; SBP, systolic blood pressure; BD, base deficit; PRBC, packed red blood cells; FFP, fresh frozen plasma; PLT, platelets; ATC, acute traumatic coagulopathy