Table 11.
Mortality of matched military patients receiving prehospital blood products
| PHTX yes | PHTX no | p-value | |
|---|---|---|---|
| Time period | > June 2008 | < July 2008 | |
| Number of patients | 97 | 97 | |
| Injury severity score | 22 | 21 | |
| Prehospital time (min) | 68 | 109.5 | 0.008 |
| Advanced airway | 19 (20%) | 9 (9%) | 0.041 |
| Admission systolic blood pressure | 132 | 131 | 0.145 |
| Admission heart rate | 92 | 105 | 0.041 |
| Any in-hospital PRBC transfusion | 75 (77%) | 38 (39%) | < 0.001 |
| Prehospital + in-hospital PRBC (units) | 4 | 0 | < 0.001 |
| Prehospital + in-hospital FFP (units) | 2 | 0 | < 0.001 |
| Massive transfusion | 12 (12%) | 8 (8%) | 0.388 |
| Afghanistan patients | 21 (22%) | 14 (14%) | 0.2624 |
| Mortality | 8 (8%) | 19 (20%) | 0.013 |
PHTX, Prehospital red blood cell and/or plasma transfusion; PRBC, Packed red blood cells; FFP, Fresh frozen plasma. The mortality of Afghanistan patients was limited to hospital stay, i.e., not 30-days.