Table 2.

Description of targeting hospitals using AI systems provided by iFlytek.

Hospital No.	Hospital Attribute	Hospital Level	Hospital Rank (1st to 9th)	Hospital Reputation	Location
Hospital X	Provincial hospital	Level 3-A (San Ji Jia Deng, third-grade class-A hospital †)	First	High	Hefei city, Anhui province
Hospital Y	National hospital	Level 3-A (San Ji Jia Deng, third-grade class-A hospital)	First	Top	Beijing city, Beijing
Hospital Z	Community hospital	Level 1-A (Yi Ji Jia Deng, first-grade class-A hospital)	Seventh	Low	Hefei city, Anhui province

^†: The National Health Commission (NHC) of P.R.C evaluated Chinese hospitals as three levels—Level three, Level two and Level one from top to down. And in each level, NHC divided them to three grades which are A, B and C from top to down. Totally, there are nine levels of all hospitals. For example, the hospital of the highest standard belongs to Level 3-A.