... Drøbak, Norway.2 Department of Anaesthesiology and IntensiveCare, Stavanger University Hospital, Stavanger, Norway.3 Department of Surgical Sciences, Faculty of medicine, University of Bergen, Norway.Authors’ ... one HEMS system, and thevalidity of our findings in other systems is, therefore,uncertain. However, our finding that a large proportion of patients with an indication for pre-hospital ETI didnot ... thanthose intubated pre-hospital. Although this difference in injury severity may explain our findings, we believe thatfurther studies are needed to clarify the clinical conse-quences of delaying...