{"id":8496,"date":"2020-07-27T10:25:09","date_gmt":"2020-07-27T17:25:09","guid":{"rendered":"https:\/\/depts.washington.edu\/pandemicalliance\/?p=8496"},"modified":"2021-04-05T10:25:57","modified_gmt":"2021-04-05T17:25:57","slug":"decreasing-median-age-of-covid-19-cases-in-the-united-states-changing-epidemiology-or-changing-surveillance-2","status":"publish","type":"post","link":"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/07\/27\/decreasing-median-age-of-covid-19-cases-in-the-united-states-changing-epidemiology-or-changing-surveillance-2\/","title":{"rendered":"Decreasing Median Age of COVID-19 Cases in the United States Changing Epidemiology or Changing Surveillance"},"content":{"rendered":"<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"34\" data-aria-posinset=\"2019\" data-aria-level=\"1\"><i><span data-contrast=\"none\">[Pre-print, not peer reviewed]<\/span><\/i><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">Using PCR test results f<\/span><span data-contrast=\"auto\">ro<\/span><span data-contrast=\"auto\">m a national reference laboratory (n=277,601), Greene et al. compared\u00a0<\/span><span data-contrast=\"auto\">the age distribution<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">of<\/span><span data-contrast=\"auto\">\u00a0positiv<\/span><span data-contrast=\"auto\">e<\/span><span data-contrast=\"auto\">\u00a0<\/span><span data-contrast=\"auto\">SARS-CoV-2 test results\u00a0<\/span><span data-contrast=\"auto\">between March-April and June-July and found that the median age of people\u00a0<\/span><span data-contrast=\"auto\">testing positive\u00a0<\/span><span data-contrast=\"auto\">has declined over time from 4<\/span><span data-contrast=\"auto\">1<\/span><span data-contrast=\"auto\">\u00a0years (IQR 29.0-54.1) to 3<\/span><span data-contrast=\"auto\">6<\/span><span data-contrast=\"auto\">\u00a0years (IQR 24.0-50.2).\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=\"34\" data-aria-posinset=\"2019\" data-aria-level=\"1\"><span data-contrast=\"auto\">A sub-analysis\u00a0<\/span><span data-contrast=\"auto\">showed\u00a0<\/span><span data-contrast=\"auto\">that this trend was only observed for outpatient populations<\/span><span data-contrast=\"auto\">, while the minority of positive tests coming from inpatients (2%) showed an increase in age over time. Additionally, the test positivity rate increased among patients under 50 years old and decreased among patients over 50 years<\/span><span data-contrast=\"auto\">.<\/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\">Greene et al. (July 24, 2020). Decreasing Median Age of COVID-19 Cases in the United States Changing Epidemiology or Changing Surveillance.\u00a0<\/span><\/i><i><span data-contrast=\"none\">Pre-print downloaded July 27 from<\/span><\/i><i><span data-contrast=\"none\">\u00a0<\/span><\/i><a href=\"https:\/\/doi.org\/10.1101\/2020.07.22.20160119\"><span data-contrast=\"none\">https:\/\/doi.org\/10.1101\/2020.07.22.20160119<\/span><\/a><span data-ccp-props=\"{&quot;134233279&quot;:true,&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]\u00a0Using PCR test results from a national reference laboratory (n=277,601), Greene et al. compared\u00a0the age distribution\u00a0of\u00a0positive\u00a0SARS-CoV-2 test results\u00a0between March-April and June-July and found that the median age of people\u00a0testing positive\u00a0has declined over time from 41\u00a0years (IQR 29.0-54.1) to 36\u00a0years (IQR 24.0-50.2).\u00a0\u00a0 A sub-analysis\u00a0showed\u00a0that this trend was only observed for outpatient populations, while&#8230;<\/p>\n<div><a class=\"more\" href=\"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/07\/27\/decreasing-median-age-of-covid-19-cases-in-the-united-states-changing-epidemiology-or-changing-surveillance-2\/\">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":[19],"class_list":["post-8496","post","type-post","status-publish","format-standard","hentry","category-article-summary","topic-testing-and-treatment"],"_links":{"self":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/8496","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=8496"}],"version-history":[{"count":1,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/8496\/revisions"}],"predecessor-version":[{"id":8497,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/8496\/revisions\/8497"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/media?parent=8496"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/categories?post=8496"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/tags?post=8496"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/topic?post=8496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}