Table 2. Comparison of hemorrhagic mortality.
| No hemorrhagic mortality (n = 39) |
Hemorrhagic mortality (n = 19) |
P value | |
|---|---|---|---|
| Age (years) | 59.9 ± 15.4 | 59.7 ± 25.2 | 0.970 |
| Sex (male) | 22 (56.4) | 14 (73.7) | 0.203 |
| Injury Severity Score | 38.0 ± 7.3 | 39.7 ± 11.4 | 0.562 |
| Initial hemoglobin (g/dL) | 10.3 ± 2.3 | 10.5 ± 3.6 | 0.811 |
| Initial lactate (mmol/L) | 4.52 ± 2.60 | 6.59 ± 3.97 | 0.049 |
| Initial SBP (mmHg) | 70.9 ± 10.2 | 67.7 ± 10.7 | 0.273 |
| Pelvic fracture type | 0.204* | ||
| APC type II | 1 (2.6) | 1 (5.3) | |
| APC type III | 2 (5.1) | 1 (5.3) | |
| LC type I | 1 (2.6) | 2 (10.5) | |
| LC type II | 15 (38.5) | 3 (15.8) | |
| LC type III | 12 (30.8) | 10 (52.6) | |
| VS type | 8 (20.5) | 2 (10.5) | |
| Pelvic open fracture | 0 | 3 (15.8) | 0.031* |
| Combined injury | 36 (92.3) | 14 (73.7) | 0.099* |
| Trauma center | 23 (59.0) | 5 (26.3) | 0.019 |
| PPP | 25 (64.1) | 5 (26.3) | 0.007 |
| Concurrent laparotomy | 7 (17.9) | 4 (21.1) | 1.000* |
| Pelvic external fixation | 8 (20.5) | 1 (5.3) | 0.247* |
| Emergent pelvic angiography | 11 (28.2) | 8 (42.1) | 0.290 |
| Requirement for packed RBCs for 4 h (units) | 8.2 ± 5.6 | 14.8 ± 10.5 | 0.003 |
APC, anterior posterior compression; LC, lateral compression; PPP, preperitoneal pelvic packing; RBC, red blood cell; SBP, systolic blood pressure; VS, vertical shearing
*Results of Fisher’s exact test