N95 respirators vs medical/surgical masks
Viral respiratory illness ‐ laboratory‐confirmed influenza · general population and healthcare workers
N95 respirators showed no clear difference in viral respiratory illness ‐ laboratory‐confirmed influenza compared with medical/surgical masks (moderate certainty).
1 finding from 1 review
- Physical interventions to interrupt or reduce the spread of respiratory viruses 2023 · Cochrane Headline outcomes onlyRR 1.1 [0.9, 1.34]5 studies · 8407 participantsModerate