Livability Assessment of Urban Communities considering the Preferences of Different Age Groups

Table 1

The evaluation indicator system on the livability of residential communities in Ningbo.

First-level indicators	Second-level indicators	Third-level indicators
Livability of the residential community	(A) Security of residence	(A1) Accessibility of fire-fighting equipment
		(A2) Accessibility of emergency shelter
	(B) Health of the environment	(B1) Air quality
		(B2) Water quality
		(B3) Solid waste pollution
		(B4) Noise pollution
	(C) Convenience of transportation	(C1) Accessibility of public transportation
		(C2) Accessibility of private transportation
	(D) Completeness of supporting facilities	(D1) Accessibility of educational facilities
		(D2) Accessibility of medical facilities
		(D3) Accessibility of commercial service facilities
		(D4) Accessibility of recreational facilities
		(D5) Accessibility of other supporting facilities
	(E) Comfort of living	(E1) Residential density
		(E2) Per capita green areas
		(E3) Per household parking
		(E4) Plot ratio
		(E5) Accessibility of landscape