Clinical outcomes in matched pairs excluding initial amputations
| TQ+ (n=53) | TQ− (n=53) | P value | |
| HR, mean (SEM), bpm | 111 (4) | 99 (3) | 0.02 |
| SBP, mean (SEM), mm Hg | 123 (5) | 131 (3) | NS |
| Hematocrit, mean (SEM), % | 37.5 (0.9) | 38.1 (0.7) | NS |
| Received transfusion in the first 24 hours, n (%) | 33 (62) | 25 (47) | NS |
| pRBCs, mean (SEM), units | 3.3 (0.6) | 1.8 (0.4) | 0.03 |
| FFP, mean (SEM), units | 2.2 (0.5) | 0.9 (0.3) | 0.02 |
| Delayed amputation, n (%) | 6 (11) | 3 (6) | NS |
FFP, fresh frozen plasma; bpm, beats per minute; HR, heart rate; NS, not significant; pRBCs, packed red blood cells.SBP, systolic blood pressure; TQ+, with prehospital tourniquet; TQ−, without tourniquet placement;