Careflight Queensland report a 9 month series of intubations by their doctor-paramedic HEMS teams who performed 39 intubations (and assisted hospital doctors in an additonal 4), of which less than half were pre-hospital. There was one failed intubation, successfully ventilated with a laryngeal mask airway.
Emergency intubation: a prospective multicentre descriptive audit in an Australian helicopter emergency medical service.
Emerg Med J. 2009 Jan;26(1):65-9