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. 2011 Sep 13;15(5):R207. doi: 10.1186/cc10442

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.