Accessibility Assessment of Prehospital Emergency Medical Services considering Supply-Demand Differences

Table 1

Indicators of supply and demand of prehospital emergency medical services.

Target layer	First-level indicator layer	Second-level indicator layer
The supply capacity of prehospital emergency medical services	The supply capacity of infrastructures	The number of ambulances
		The number of hospital beds
	The supply capacity of technical quality	Hospital level relied on
		The number of clinical specialties
The demand of prehospital emergency medical services	Residents’ demand level	Resident population
	Demand level of other densely populated areas	School attendance
		Average daily passenger flow of shopping malls
		Average daily passenger flow at traffic stations