Table 1.

Characteristics of the study population

Patient characteristics	Mean ± Std; number (%)
Male/female	86/37
Age	41.2 ± 16.4
ISS	31.9 ± 10.9
AIS-thorax 0 AIS-thorax 1 AIS-thorax 2 AIS-thorax 3 AIS-thorax 4 AIS-thorax 5	11 3 13 38 33 25
Patients arriving intubated at the trauma center Patients with a chest tube insertion at the site of injury Patients with a chest tube insertion at the hospital Patients needing extracorporeal membrane oxygenation (ECMO) Patients developing acute respiratory distress syndrome (ARDS)	68 (55.3%) 15 (12.2%) 41 (33.3%) 3 (2.4%) 40 (32.5%)

ISS injury severity score, AIS-thorax abbreviated injury score of the thorax