Researchers from the University of Cincinnati and the Maryland Shock Trauma Center are using GIS technology to help trauma centers analyze whether to use an ambulance or medical helicopter to transport patients most effectively. In a presentation to the American Association of Geographers, the researchers computed ground and air transit times to show that, in nearly a third of cases from the last 10 years, Maryland patients could have been transported by ambulance and reached treatment in under an hour, saving the taxpayers the cost of helicopter transport.

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