Table 1

Requirements for protection supplies in different grades

	Level 1 protection						Level 2 protection	Level 3 protection
	0	1	+1	+2	+3	+4	Level 2 protection	Level 3 protection
Medical overalls	√	√	√	√	√	√	√	√
Medical mask	√
Medical surgical mask		√	√	√	√			√
Medical protective mask						√	√	√
Medical cap	√	√	√	√	√	√	√	√
Goggles/face shield					√	√	√
Protective face shield								√
Medical isolation gown				√	√	√
Medical protective clothing							√	√
Shoe covers							√	√
Latex gloves			√	√	√	√	√	√

Protective face shield: full protective breathing face shield/full protective electric air supply filter respiratory.