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Reviews of Clinical Research


 

Research Reviewed by the Faculty and Students at the National Flight Nurse Academy

Building the Evidence Base for Practice




Auto Launch/Early Activation of Air Medical Services


Survey of AAMS Members

The purpose of this survey was to determine the incidence of the use of auto launch/early activation by AAMS members. The author defined "Auto launch" as "the simultaneous dispatch of air and ground resources to a 9-1-1 request for EMS based upon predesignated trauma and/or medical criteria set up by local or regional EMS systems. The auto launch requests need come through 9-1-1 operations so dispatchers are aware of the resources being sent…". Of 240 AAMS members surveyed, 93 flight programs responded to the survey and 86 were determined to be usable responses. Of the 86 usable responses, 83 (96.5%) agreed with the auto launch definition.


Approximately half of the 86 usable respondents use some sort of auto launch/early activation. However, it is noted that criteria, protocol, and implementation differ widely among these programs. Criteria for auto launch commonly consisted of patient condition, event related, and geographical factors. The authors suggest that auto launch/early activation may potentially reduce scene response times, emphasizing the use in rural areas.


It is not clear if the benefit of auto launch/early activation is related to decreased time from injury to arrival at a trauma center or due to early intervention by clinicians who bring definitive treatment to the patient regardless of their location or condition. The authors acknowledge the potential of bias by the respondents as programs who do not favor auto launch/early activation were less likely to respond. For more information, see:


Wish, J., Davis, D. (2005). Auto launch/early activation: A survey of AAMS members and literature review. Air Medical Journal, 24(2), 83-88. [review prepared by Jonathan C. Sague, BSN, RN, EMT-P]