"Duckbill" N95 mask gets top billing in stopping SARS-CoV-2 viral leakage into the air--study

N95 respirator gets top billing in stopping SARS-CoV-2 viral leakage into the air Researchers who compared the ability of cloth and surgical masks and KN95 and N95 respirators to impede SARS-CoV-2 leakage into the environment show that the "duckbill" N95 won handily, stopping 98% of the virus that causes COVID-19. CIDRAP

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A University of Maryland (UMD) research team, which published the findings last week in eBioMedicine, collected breath samples from volunteers with community-acquired COVID-19 infections starting in May 2020. 

"The highly transmissible nature of rapidly emerging Omicron variants in the setting of high rates of vaccination and prior infection underscores the critical role of non-pharmaceutical interventions, such as wearing face masks, to reduce inhalation (airborne) transmission of the virus by reducing the amount of virus in the air," the study authors wrote.

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