In a US study of patients without cardiac arrest who required prehospital intubation, rapid sequence intubation (RSI), involving the use of a sedative and paralytic, was associated with increased ...

Upon arrival, the sole occupant of the vehicle was in critical condition and required immediate attention. "KFD paramedics performed a rapid sequence induction (RSI) intubation.

Source Bozeman WP et al. A comparison of rapid-sequence intubation and etomidate-only intubation in the prehospital air medical setting. Prehosp Emerg Care 2006 Jan/Mar; 10:8-13.