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Fig. 1 | Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine

Fig. 1

From: Helicopter emergency medical services demonstrate reduced time to emergency anaesthesia in an undifferentiated trauma population: a retrospective observational analysis across three major trauma networks

Fig. 1

Derivation of the study population for EDRSI and PHRSI groups. EMS, Emergency Medical Service; KSS, Air Ambulance Charity Kent Surrey Sussex; MTC, Major Trauma Centre; RSI, Rapid Sequence Intubation; PHRSI, Pre-hospital Rapid Sequence Intubation; EDRSI, Emergency Department Rapid Sequence Intubation; ED, Emergency Department; HEMS, Helicopter Emergency Medical Services

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