Table 1.

Multilevel healthcare system and function of each level.

Level	Definition	Examples	Function
city-level hospitals	large provincial and metropolitan general hospitals	the People’s Hospital of Sichuan Province	Concentrate on serious illnesses and complex diseases
county-level hospitals	hospitals belonging to city districts and counties	the Peoples Hospital of Xindu District	Focus on common diseases and frequently occurring illnesses
community-level health centers	urban community health institutions (UCHIs) town health centers (THCs)	the UCHI in Longteng community the THC in Majia town	Perform the first diagnosis and rehabilitation therapy