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. Author manuscript; available in PMC: 2012 Jun 1.
Published in final edited form as: J Trauma. 2011 Jun;70(6):1345–1353. doi: 10.1097/TA.0b013e3182191a1b

Figure 2. Regional distribution of injured patients in 4-county region.

Figure 2

*“(+) Trauma System Activation” patients were entered into the trauma system from the field by EMS personnel (i.e., field trauma “activations” or “trauma system entries”) based on standard trauma triage criteria. Patient/Family = destination requested by the patient or family; Closest hospital = hospital selected based on proximity to field location/event site; MD = medical doctor; OLMC = on-line medical control; Specialty ctr = hospital with specialized clinical resources for patient care, as interpreted by the field provider; Diversion = hospital emergency department closed to ambulance traffic; Law enforcemt = police or sheriff requested destination facility; Other = HMO, EMS supervisor request, other reason.