Table 1: Demographic and clinical data of severely injured patients treated prior to hospitalization.

Group 1Group 2Group 3All patientsp-values

Patients (n)46174617461713851
Age in years (MV, SD)45.8 ± 19.945.6 ± 2045.3 ± 20.345.6 ± 20.10.30
Age ≥60 years (%)25.925.925.725.80.90
Male (%)71.874.272.472.80.03
Glasgow Coma Scale
≤8 (%)
36.633.530.333.4≤ 0.001
Injury Severity Score (MV, SD)29.2 ± 12.828.6 ± 12.028.2 ± 11.528.7 ± 12.10.100
Traffic accident (%)62.762.163.262.60.6
AIS head ≥3 (%)55.755.755.755.71
Isolated TBI (%)11.811.412.111.70.6
AIS thorax ≥3 (%)59.359.359.359.31.00
AIS abdomen ≥3 (%)17.617.617.617.61.00
AIS extremities including pelvis ≥3 (%)35.735.735.735.71.00

Values are shown as the mean (MV), standard deviation (SD) or % of the group. AIS, Abbreviated Injury Scale. TBI, traumatic brain injury.