{"id":5947,"date":"2020-04-15T15:24:18","date_gmt":"2020-04-15T22:24:18","guid":{"rendered":"https:\/\/depts.washington.edu\/pandemicalliance\/?p=5947"},"modified":"2021-03-05T15:25:05","modified_gmt":"2021-03-05T23:25:05","slug":"household-secondary-attack-rate-of-covid-19-and-associated-determinants","status":"publish","type":"post","link":"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/04\/15\/household-secondary-attack-rate-of-covid-19-and-associated-determinants\/","title":{"rendered":"Household secondary attack rate of COVID-19 and associated determinants"},"content":{"rendered":"<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Jing et al. used a comprehensive contact-tracing dataset to estimate population-level effective RO and individual-level SAR in the household setting and to assess age effects on transmissibility and infectivity of COVID-19 cases during the incubation period. They reported household SAR to be 13.8% between relatives within households and 19.3% in same residential address as the cases. Children (&lt;20yrs) were 74% less likely to be infected compared to the elderly (\u2265 60 yrs. old).<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">A single COVID-19 case infected 0.48 close contacts within a household, increasing to 0.62 without isolation. They concluded that SARS-CoV-2 is more transmissible within households than SARS-CoV and MERS-CoV, and that the elderly are the most vulnerable. Case finding and isolation alone may be inadequate to contain the pandemic unless combined with restriction of human movement.<\/span><\/li>\n<\/ul>\n<p><i><span style=\"font-weight: 400\">Jing et al. (April 15, 2020). Household secondary attack rate of COVID-19 and associated determinants. Pre-print downloaded Apr 15 from <\/span><\/i><a href=\"https:\/\/doi.org\/10.1101\/2020.04.11.20056010\"><i><span style=\"font-weight: 400\">https:\/\/doi.org\/10.1101\/2020.04.11.20056010<\/span><\/i><\/a><span style=\"font-weight: 400\">.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jing et al. used a comprehensive contact-tracing dataset to estimate population-level effective RO and individual-level SAR in the household setting and to assess age effects on transmissibility and infectivity of COVID-19 cases during the incubation period. They reported household SAR to be 13.8% between relatives within households and 19.3% in same residential address as the&#8230;<\/p>\n<div><a class=\"more\" href=\"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/04\/15\/household-secondary-attack-rate-of-covid-19-and-associated-determinants\/\">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-5947","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\/5947","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=5947"}],"version-history":[{"count":1,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/5947\/revisions"}],"predecessor-version":[{"id":5948,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/5947\/revisions\/5948"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/media?parent=5947"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/categories?post=5947"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/tags?post=5947"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/topic?post=5947"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}