Table.

PPE for Different Levels of Professional Protection During COVID-19 Epidemic

Level of Protection	Applicable Settings	Applicable Procedures	Work Clothes	Disposable Hair Cover	Surgical Masks	Latex Gloves	N95 Respirators or Higher-Level Masks	Fluid-Resistant Gown	Protective Coverall	Goggles/Face Shield	Disposable Shoe Covers	Positive Pressure Breathing Headgears
Level1 protection	General clinics and ward	General diagnosis and treatment	√	√	√	If needed
Level2 protection	Fever clinics	General diagnosis and treatment	√	√		√	√	√	If needed	√	√
Level3 protection	Isolation ward, fever clinic, isolation area, operating room, and laboratory	Sputum aspiration, lower respiratory tract sampling, endotracheal intubation and tracheotomy, and other procedures involving airway intervention for COVID-19 related patients.Testrunning for COVID-19 samples	√	√		√ Double	√	√	√	√	√	Recommended

Abbreviations: COVID-19, Coronavirus Disease 2019; PPE, personal protective equipment.