EMS Data Systems collects data from various EMS systems across the country using optically-scanned data entry forms and data sets similar to that promulgated by NHTSA. (Phoenix, Arizona) was selected to provide frequency data. ![]() No local, state or federal databases were suitable for use due to inconsistent data definitions, inconsistent data formatting, and variation in inclusion criteria. ![]() In phase two, frequency data were obtained for all the conditions identified. A preliminary list of such conditions was identified using the NHTSA Uniform Data Conference data element items "Provider Impression" (data element 50), "Signs and Symptoms Present" (data element 52) and "Injury Site and Type" (data element 53). An EMS condition was defined as an illness, injury or combination of signs and symptoms that caused EMS activation. ![]() ![]() Identify conditions that should take precedence in EMS outcomesÄuring phase one of this portion of the project, a list of EMS conditions was developed. Department of Transportation - National Highway Traffic Safety Administration (NHTSA) - Emergency Medical Services Outcomes Evaluation - 5.0 Project Findings - DOT HS 809 603 - July 2003
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