Table 1.

Disinfection methods and evaluation scores

Item	Disinfectant (equipment)	Frequency/time	Emergency spill treatment	Full score
Object disinfection	1000 mg/L chlorine-containing disinfectanta	Once/4 h	After cleaning with disposable, soft, absorbent material with disinfectant, wipe the object using a cloth soaked with 2000 mg/L chlorine-containing disinfectant	20
Equipment disinfection	2000 mg/L chlorine-containing disinfectanta	Twice/day		20
Air disinfection	Air sterilizer or ultraviolet lamp	4 times/day	Air disinfection > 30 min, ultraviolet disinfection > 60 min and close the internal shielding door	10
Ground disinfection	1000 mg/L chlorine-containing disinfectanta	Once/4 h	Timely routine disinfection treatment	10

^aCorrosion-resistant objects and equipment are wiped twice with 75% ethanol