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Oct 01, 2020 · There have been global mask shortages during the coronavirus pandemic, and as a result many people have turned to home-made ones including origami masks. But whether they can provide adequate protection is not clear and depends on many factors, from the materials used to the fit of the mask. How to Make or Buy the Best Mask For COVID-19 Although CDC guidelines do not currently include the use of face masks at home, the rate of transmission from one household family member to another was 79% lower when members wore face masks prior to the first member developing COVID-19 symptoms, according to a study of 124 families in Beijing in which there was at least one infected person.

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Introduction Transmission of COVID-19 within families and close contacts accounts for the majority of epidemic growth. Community mask wearing, hand washing and social distancing are thought to be effective but there is little evidence to inform or support community members on COVID-19 risk reduction within families. Methods A retrospective cohort study of 335 people in 124 families and with at Reduction of secondary transmission of SARS-CoV-2 in Reduction of secondary transmission of SARS-CoV-2 in households by face mask use, disinfection and social distancing:a cohort study in Beijing, China BMJ Glob Health . 2020 May;5(5):e002794. doi:10.1136/bmjgh-2020-002794.

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Reduction of secondary transmission of SARS-CoV-2 in households by face mask use, disinfection and social distancing:a cohort study in Beijing, China BMJ Glob Health . 2020 May;5(5):e002794. doi:10.1136/bmjgh-2020-002794. Reduction of secondary transmission of SARS-CoV-2 in SARS-CoV-2 in households by face mask use, disinfection and social distancing:a cohort study in Beijing, China Yu Wang,1 Huaiyu Tian,2 Li Zhang,1 Man Zhang,3 Dandan Guo,4 Wenting Wu,1 Xingxing Zhang,3 Ge Lin Kan,5 Lei Jia,1 Da Huo,1 Baiwei Liu,1 Xiaoli Wang,1 Ying Sun,1 Quanyi Wang,1 Peng Yang,3 C. Raina MacIntyre6,7 Original research To cite

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