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Toward a Better Understanding of “Availability”

High Performance EMS

Better Reporting With an increase in calls for service and longer hospital delays more commonplace, ambulance crews can reasonably be expected to be more active. In the 1980’s, Jack Stout introduced the idea of Unit Hour Utilization (UHU) as “ the cost of doing business.”

UHU 100
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Improving EMS Deployment Performance

High Performance EMS

For any ambulance call, there are two potential segments of travel. The response phase where a unit is enroute to the patient and the secondary transport phase where a patient is delivered to the “most appropriate facility” for definitive care.

UHU 130
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Optimizing Demand Forecasts

High Performance EMS

Part of his justification is the average busy time of a unit being about an hour and to simplify the calculation of a Unit Hour Utilization (UHU). It is also common for ambulances to be busy longer than an hour in our post-pandemic world.

UHU 130