Spatial differences, dynamic evolution and influencing factors of the coupling and coordination relationship between health resources allocation and health service utilization in China

Table 2 Explanatory variables in the study

Factor	Specific indicator	Unit	Reference
Level of economic development	GDP	CNY	[31,32,33]
	Per capita GDP	CNY
	income gap between urban and rural residents	times
Population structure and distribution	Population density	person	[34,35,36,37]
	Urbanization rate	%
	Child dependency ratio	%
	Old-age dependency ratio	%
Level of education	Illiteracy rate	%	[38, 39]
	RHEP	%
Health care investment	Total health expenditure	CNY	[21, 40]
	Government health expenditure	CNY
Medical insurance coverage	URRBMI Coverage Rate	%	[41, 42]
	Employee BMI Coverage Rate	%
Infrastructure and Informatization technology	Traffic Network Density	km/km²	[43, 44]
	Internet Penetration Rate	%

ISSN: 1471-2458