Table 1.

Indicator system of social determinants of older adult health in China.

Primary indicators	Secondary indicators	Tertiary indicators	Measurement methods
Socio-economic development factors	Social development level	Net population inflow rate	(Resident Population – Registered Population) divided by the registered population
		Older adult dependency ratio	Population aged 65 and above divided by the population aged 15–64
	Economic development level	Per Capita disposable income	Total disposable income of all residents divided by the resident population
Policy factors	Health and medical services	Number of medical and health institution beds per 10,000 people	Number of beds in medical and health institutions divided by the population, multiplied by 10,000
		Number of health technical personnel per 10,000 people	Number of health technical personnel divided by the population, multiplied by 10,000
	Social pension security	Average level of old-age pension	Average pension amount per person multiplied by the percentage of the population receiving pensions
Environmental factors	Community and natural environment	Per Capita green space area	Urban public green space area divided by the urban non-agricultural population
		Per Capita ownership of health facilities	(Number of community service institutions + pharmacies) divided by the resident population
Cultural Factors	Education and family support	Percentage of high school education and above	Number of individuals with high school education and above divided by the total population aged 15 and above
		Family support rate	Number of older adult people relying on family support divided by the population aged 60 and above