Table 2.
Group-specific patient data from treatment at the accident site, in the emergency department, and during initial surgical treatment
| Not intubated | Intubated | Total | P value | |
|---|---|---|---|---|
| Prehospital volume received (%) | 91 | 94.8 | 92.9 | 0.01 |
| Prehospital volume (ml, MV, SD) | 911.3 ± 633.3 | 1,573.8 ± 868.4 | 1,242.6 ± 828.8 | ≤ 0.001 |
| Prehospital rescue time (minutes, MV, SD) | 64.8 ± 41.5 | 82.3 ± 41 | 73.3 ± 42.2 | ≤ 0.001 |
| Blood pressure (mm Hg) in the emergency trauma room (MV, SD) | 135.4 ± 22.7 | 123.6 ± 22.4 | 129.5 ± 23.3 | ≤ 0.001 |
| Heart rate at admission to hospital (MV, SD) | 90.4 ± 16.3 | 84.5 ± 16.8 | 87.4 ± 16.8 | ≤ 0.001 |
| Hb at admission to hospital (mg/dl, MV, SD) | 13.4 ± 2.1 | 12.2 ± 2 | 12.8 ± 2.1 | ≤ 0.001 |
| Prothrombin ratio (%; MV, SD) | 92.3 ± 16.1 | 85.7 ± 16.6 | 89 ± 16.7 | ≤ 0.001 |
| Base excess (MV, SD) | -1.2 ± 2.9 | -2.1 ± 3.7 | -1.8 ± 3.4 | ≤ 0.001 |
| Platelet count/nl at admission to hospital (MV, SD) | 234,094.6 ± 74,398.3 | 201,908.6 ± 67,408.2 | 217,895.4 ± 72,737.1 | ≤ 0.001 |
| Lactate at admission to hospital (MV, SD) | 2.6 ± 3.2 | 2.8 ± 4 | 2.8 ± 3.7 | 0.01 |
| Temperature at admission to hospital (°C, MV, SD) | 36.7 ± 0.7 | 36.1 ± 0.9 | 36.4 ± 0.9 | ≤ 0.001 |
| Prehospital use of catecholamines (%) | 0 | 5.3 | 2.7 | ≤ 0.001 |
| Prehospital chest tube (%) | 0.7 | 7.3 | 4 | ≤ 0.001 |
| Prehospital cardiopulmonary resuscitation (%) | 0 | 0.8 | 0.4 | 0.03 |
| Prehospital intravenous sedation (%) | 71.7 | 97 | 84.3 | ≤ 0.001 |
Values shown as mean ± standard deviation or percentage of the group. Hb, hemoglobin; ml, milliliter; MV, mean value; SD, standard deviation.