Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19

Abstract COVID-19’s high virus transmission rates have caused a pandemic that is exacerbated by the high rates of asymptomatic and presymptomatic infections. These factors suggest that face masks and social distance could be paramount in containing the pandemic. We examined the efficacy of each meas...

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Main Authors: Adam Catching, Sara Capponi, Ming Te Yeh, Simone Bianco, Raul Andino
Format: Article
Language:English
Published: Nature Portfolio 2021-08-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-021-94960-5
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author Adam Catching
Sara Capponi
Ming Te Yeh
Simone Bianco
Raul Andino
author_facet Adam Catching
Sara Capponi
Ming Te Yeh
Simone Bianco
Raul Andino
author_sort Adam Catching
collection DOAJ
description Abstract COVID-19’s high virus transmission rates have caused a pandemic that is exacerbated by the high rates of asymptomatic and presymptomatic infections. These factors suggest that face masks and social distance could be paramount in containing the pandemic. We examined the efficacy of each measure and the combination of both measures using an agent-based model within a closed space that approximated real-life interactions. By explicitly considering different fractions of asymptomatic individuals, as well as a realistic hypothesis of face masks protection during inhaling and exhaling, our simulations demonstrate that a synergistic use of face masks and social distancing is the most effective intervention to curb the infection spread. To control the pandemic, our models suggest that high adherence to social distance is necessary to curb the spread of the disease, and that wearing face masks provides optimal protection even if only a small portion of the population comply with social distance. Finally, the face mask effectiveness in curbing the viral spread is not reduced if a large fraction of population is asymptomatic. Our findings have important implications for policies that dictate the reopening of social gatherings.
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spelling doaj.art-b296cc993e2f4bacb0fd4e8e61be53a42022-12-21T18:02:20ZengNature PortfolioScientific Reports2045-23222021-08-0111111110.1038/s41598-021-94960-5Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19Adam Catching0Sara Capponi1Ming Te Yeh2Simone Bianco3Raul Andino4Department of Microbiology and Immunology, University of California, San FranciscoFunctional Genomics and Cellular Engineering, AI and Cognitive Software, IBM Almaden Research CenterDepartment of Microbiology and Immunology, University of California, San FranciscoFunctional Genomics and Cellular Engineering, AI and Cognitive Software, IBM Almaden Research CenterDepartment of Microbiology and Immunology, University of California, San FranciscoAbstract COVID-19’s high virus transmission rates have caused a pandemic that is exacerbated by the high rates of asymptomatic and presymptomatic infections. These factors suggest that face masks and social distance could be paramount in containing the pandemic. We examined the efficacy of each measure and the combination of both measures using an agent-based model within a closed space that approximated real-life interactions. By explicitly considering different fractions of asymptomatic individuals, as well as a realistic hypothesis of face masks protection during inhaling and exhaling, our simulations demonstrate that a synergistic use of face masks and social distancing is the most effective intervention to curb the infection spread. To control the pandemic, our models suggest that high adherence to social distance is necessary to curb the spread of the disease, and that wearing face masks provides optimal protection even if only a small portion of the population comply with social distance. Finally, the face mask effectiveness in curbing the viral spread is not reduced if a large fraction of population is asymptomatic. Our findings have important implications for policies that dictate the reopening of social gatherings.https://doi.org/10.1038/s41598-021-94960-5
spellingShingle Adam Catching
Sara Capponi
Ming Te Yeh
Simone Bianco
Raul Andino
Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19
Scientific Reports
title Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19
title_full Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19
title_fullStr Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19
title_full_unstemmed Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19
title_short Examining the interplay between face mask usage, asymptomatic transmission, and social distancing on the spread of COVID-19
title_sort examining the interplay between face mask usage asymptomatic transmission and social distancing on the spread of covid 19
url https://doi.org/10.1038/s41598-021-94960-5
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