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Table 1 Basic characteristics of the matched study groups (n = 10,828 patients)

From: Impact of blunt chest trauma on outcome after traumatic brain injury– a matched-pair analysis of the TraumaRegister DGU®

Patient characteristicsGroup 1 TBI onlyGroup 2 TBI + Chest Trauma
Number of patients54145414
Results presented as means (SD)
 Age (years)a56.2 (20.5)56.1 (20.6)
 ISS17.3 (6.5)27.8 (8.6)
Results presented as number of patients (% per group)
 Male gendera4026 (84.4)4026 (84.4)
 Shock before/at ED admissiona742 (13.7)742 (13.7)
 Initial GCS ≤ 8a2237 (41.3)2237 (41.3)
 AISHead = 3a2317 (42.8)2317 (42.8)
 AISHead = 4a1730 (32.0)1730 (32.0)
 AISHead = 5a1367 (25.2)1367 (25.2)
 AISThorax = 2none1222 (22.6)
 AISThorax = 3none3076 (56.8)
 AISThorax = 4none772 (14.3)
 AISThorax = 5none344 (6.4)
Mechanism of injury
- MVA, car occupant450 (8.3)1001 (18.5)
- MVA, motor bike occupant210 (3.9)490 (9.1)
- MVA, bicycle occupant706 (13.0)736 (13.6)
- MVA, pedestrian312 (5.8)417 (7.7)
- Fall > 3 m647 (12.0)1057 (19.5)
- Fall ≤ 3 m2289 (42.3)1310 (24.2)
- Other638 (11.8)321 (5.9)
- Unknown162 (3.0)82 (1.5)
  1. a matching criteria applying to both study groups
  2. GCS Glasgow Coma Scale, SD Standard deviation
  3. ISS Injury Severity Score, AIS Abbreviated Injury Scale
  4. ED Emergency department, TBI Traumatic brain injury
  5. MVA Motor vehicle accident