Table 1. WHO Recommendations for HCW barrier precautions, dependent on type of exposure*†.

HCW activity	Recommended PPE set
Close contact (<1 m) with potential API-infected patient within or outside of the isolation room or area	Gloves, gown, N95 mask (or equivalent particulate respirator), eye protection
Cleaning	Gloves, either gown or apron
Patient transport within healthcare facilities	Gown, gloves
Specimen transport and processing	Not defined except to use “safe handling practices”; interpreted as use of gloves (minimum) and gown if opening specimen bag.

*WHO, World Health Organization; HCW, healthcare worker; PPE, personal protective equipment; API, avian or pandemic influenza.
†Derived from (7).