Table 1.

Recommended levels of PPE in relation to levels of infection risk

Level of risk	Known infection	Community prevalence	Recommended PPE
Level 1	No known infection risk	No pandemic	Three-ply surgical mask, disposable apron, surgical gloves
Level 2	Upper respiratory tract infection, lower respiratory tract infection, influenza	Pandemic with low community prevalence	Face shield, three-ply surgical mask, disposable apron, surgical gloves
Level 3	Tuberculosis, family Coronaviridae, SARS, pandemic influenza	Global pandemic with high community prevalence	FFP3 mask with face shield or respirator hood, isolation gown, surgical gloves

PPE, personal protective equipment.