{"id":22963,"date":"2020-05-16T10:14:38","date_gmt":"2020-05-16T14:14:38","guid":{"rendered":"https:\/\/blog.carlrobitaille.org\/?p=22963"},"modified":"2020-05-16T10:14:40","modified_gmt":"2020-05-16T14:14:40","slug":"test-gives-wrong-result-prevalence-and-accuracy","status":"publish","type":"post","link":"https:\/\/blog.carlrobitaille.org\/?p=22963","title":{"rendered":"Test gives wrong result: prevalence and accuracy"},"content":{"rendered":"\n<figure class=\"wp-block-embed-twitter wp-block-embed is-type-rich is-provider-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Here is the math, assuming 5% prevalence of antibodies in the population, and a 90% accurate test. Under these assumptions, the test gives the wrong result about 68% of the time among the people who test positive for antibodies. <a href=\"https:\/\/t.co\/k67i1jkwX5\">pic.twitter.com\/k67i1jkwX5<\/a><\/p>&mdash; Steven Strogatz (@stevenstrogatz) <a href=\"https:\/\/twitter.com\/stevenstrogatz\/status\/1261643494973747201?ref_src=twsrc%5Etfw\">May 16, 2020<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,24],"tags":[],"class_list":["post-22963","post","type-post","status-publish","format-standard","hentry","category-mathematiques","category-medecine"],"_links":{"self":[{"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=\/wp\/v2\/posts\/22963","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=22963"}],"version-history":[{"count":1,"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=\/wp\/v2\/posts\/22963\/revisions"}],"predecessor-version":[{"id":22964,"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=\/wp\/v2\/posts\/22963\/revisions\/22964"}],"wp:attachment":[{"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22963"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22963"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.carlrobitaille.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22963"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}