{"id":8312,"date":"2020-07-17T15:10:42","date_gmt":"2020-07-17T22:10:42","guid":{"rendered":"https:\/\/depts.washington.edu\/pandemicalliance\/?p=8312"},"modified":"2021-04-02T15:11:48","modified_gmt":"2021-04-02T22:11:48","slug":"risk-assessment-of-airborne-transmission-of-covid-19-by-asymptomatic-individuals-under-different-practical-settings","status":"publish","type":"post","link":"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/07\/17\/risk-assessment-of-airborne-transmission-of-covid-19-by-asymptomatic-individuals-under-different-practical-settings\/","title":{"rendered":"Risk Assessment of Airborne Transmission of COVID-19 by Asymptomatic Individuals under Different Practical Settings"},"content":{"rendered":"<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"44\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">[<\/span><i><span data-contrast=\"auto\">pre-print, not peer-reviewed<\/span><\/i><span data-contrast=\"auto\">]\u00a0<\/span><span data-contrast=\"auto\">Shao et al.\u00a0<\/span><span data-contrast=\"auto\">combined measured aerosol generation from 8 study participants with mathematical\u00a0<\/span><span data-contrast=\"auto\">simulation<\/span><span data-contrast=\"auto\">s<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">to estimate risk of SARS-CoV-2 aerosol spread\u00a0<\/span><span data-contrast=\"auto\">under\u00a0<\/span><span data-contrast=\"auto\">scenarios<\/span><span data-contrast=\"auto\">\u00a0including an elevator, lecture hall, and\u00a0<\/span><span data-contrast=\"auto\">supermarket<\/span><span data-contrast=\"auto\">.<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">S<\/span><span data-contrast=\"auto\">imulation<\/span><span data-contrast=\"auto\">s indicated that SARS-CoV-2 aerosol transmission\u00a0<\/span><span data-contrast=\"auto\">in an elevator\u00a0<\/span><span data-contrast=\"auto\">under high ventilation\u00a0<\/span><span data-contrast=\"auto\">would be\u00a0<\/span><span data-contrast=\"auto\">very low\u00a0<\/span><span data-contrast=\"auto\">with\u00a0<\/span><span data-contrast=\"auto\">normal\u00a0breathing, but\u00a0<\/span><span data-contrast=\"auto\">would\u00a0<\/span><span data-contrast=\"auto\">increase\u00a0<\/span><span data-contrast=\"auto\">if the<\/span><span data-contrast=\"auto\">\u00a0emitter\u00a0is\u00a0speaking.\u00a0<\/span><span data-ccp-props=\"{&quot;134233279&quot;:true,&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"44\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">In a classroom in which the emitter is a lecturer speaking continuously, risk to students is lowest if ventilation is located near the emitter.<\/span><span data-ccp-props=\"{&quot;134233279&quot;:true,&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"44\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">Changing the l<\/span><span data-contrast=\"auto\">ocation of ventilation\u00a0<\/span><span data-contrast=\"auto\">with<\/span><span data-contrast=\"auto\">in\u00a0<\/span><span data-contrast=\"auto\">a\u00a0<\/span><span data-contrast=\"auto\">supermarket<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">may alter the\u00a0<\/span><span data-contrast=\"auto\">risk to\u00a0<\/span><span data-contrast=\"auto\">shoppers th<\/span><span data-contrast=\"auto\">r<\/span><span data-contrast=\"auto\">oughout the store<\/span><span data-contrast=\"auto\">\u00a0and<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">cashiers at the front<\/span><span data-contrast=\"auto\">\u00a0in different ways<\/span><span data-contrast=\"auto\">.\u00a0<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-ccp-props=\"{&quot;134233279&quot;:true,&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><i><span data-contrast=\"none\">Shao et al. (July 2020). Risk Assessment of Airborne Transmission of COVID-19 by Asymptomatic Individuals under Different Practical Settings.\u00a0<\/span><\/i><i><span data-contrast=\"none\">Pre-print\u00a0downloaded July 17 from\u00a0<\/span><\/i><a href=\"https:\/\/arxiv.org\/abs\/2007.03645\"><span data-contrast=\"none\">https:\/\/arxiv.org\/abs\/2007.03645<\/span><\/a><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>[pre-print, not peer-reviewed]\u00a0Shao et al.\u00a0combined measured aerosol generation from 8 study participants with mathematical\u00a0simulations\u00a0to estimate risk of SARS-CoV-2 aerosol spread\u00a0under\u00a0scenarios\u00a0including an elevator, lecture hall, and\u00a0supermarket.\u00a0Simulations indicated that SARS-CoV-2 aerosol transmission\u00a0in an elevator\u00a0under high ventilation\u00a0would be\u00a0very low\u00a0with\u00a0normal\u00a0breathing, but\u00a0would\u00a0increase\u00a0if the\u00a0emitter\u00a0is\u00a0speaking.\u00a0\u00a0 In a classroom in which the emitter is a lecturer speaking continuously, risk to students is lowest&#8230;<\/p>\n<div><a class=\"more\" href=\"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/07\/17\/risk-assessment-of-airborne-transmission-of-covid-19-by-asymptomatic-individuals-under-different-practical-settings\/\">Read more<\/a><\/div>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[6],"tags":[],"topic":[21],"class_list":["post-8312","post","type-post","status-publish","format-standard","hentry","category-article-summary","topic-transmission"],"_links":{"self":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/8312","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/comments?post=8312"}],"version-history":[{"count":1,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/8312\/revisions"}],"predecessor-version":[{"id":8313,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/8312\/revisions\/8313"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/media?parent=8312"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/categories?post=8312"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/tags?post=8312"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/topic?post=8312"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}