The Removal of Airborne Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) and Other Microbial Bioaerosols by Air Filtration on Coronavirus Disease 2019 (COVID-19) Surge Units
Andrew Conway Morris, Katherine Sharrocks, Rachel Bousfield, Leanne M. Kermack, Mailis Maes, Ellen E. Higginson, Sally Forrest, Joana Pereira-Dias, Claire Cormie, Tim Old, Sophie Brooks, Islam Hamed, Alicia Koenig, Andrew Turner, Paul F. White, R. Andrés Floto, Gordon Dougan, Effrossyni Gkrania‐Klotsas, Theodore Gouliouris, Stephen Baker, Vilas Navapurkar
Abstract
Airborne severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) was detected in a coronavirus disease 19 (COVID-19) ward before activation of HEPA-air filtration but not during filter operation; SARS-CoV-2 was again detected following filter deactivation. Airborne SARS-CoV-2 was infrequently detected in a COVID-19 intensive care unit. Bioaerosol was also effectively filtered.
Topics & Concepts
Coronavirus disease 2019 (COVID-19)Indoor bioaerosolSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)2019-20 coronavirus outbreakBetacoronavirusCoronavirusMedicineVirologyPandemicCoronavirus InfectionsAirborne transmissionAir filtrationSevere acute respiratory syndrome coronavirusRespiratory diseaseInfectious disease (medical specialty)DiseaseBiologyOutbreakInternal medicineLungParticulatesEcologyInfection Control and VentilationClimate Change and Health ImpactsCOVID-19 impact on air quality