2.1. Simulation of the scenario
Inexperience participants were asked to perform tracheal intubation in standard pre-hospital settings (without limited access to manikin) (scenario A) and difficult pre-hospital settings (limited access to manikin - narrow space between benches) (scenario B) (Fig. Difficult pre-hospital settings (limited access to manikin - narrow space between benches) (scenario B).The laryngoscopes used for study: with Macintosh blade No. 3 (MAC; Mercury Medical, Clearwater, FL) and intubrite laryngoscope (INT; intubrite Llc, Vista, CA).