{"id":7860,"date":"2022-02-13T08:10:08","date_gmt":"2022-02-12T23:10:08","guid":{"rendered":"https:\/\/www.emukk.com\/WP\/?p=7860"},"modified":"2022-02-13T08:16:08","modified_gmt":"2022-02-12T23:16:08","slug":"the-severity-rate-of-sars-cov-2-omicron-is-lower-than-that-of-delta-but-is-almost-the-same-as-that-of-ancestral-wuhan","status":"publish","type":"post","link":"https:\/\/www.emukk.com\/WP\/en\/the-severity-rate-of-sars-cov-2-omicron-is-lower-than-that-of-delta-but-is-almost-the-same-as-that-of-ancestral-wuhan\/","title":{"rendered":"The severity rate of SARS-CoV-2 Omicron is lower than that of Delta, but is almost the same as that of ancestral Wuhan"},"content":{"rendered":"<p>A group from Division of Infectious Diseases, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA, etc. has reported about inpatient clinical outcome of SARS-CoV-2 variants including Omicron.<br \/>\n<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC8820675\/\">https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC8820675\/<\/a><\/p>\n<p>Although unvaccinated patients hospitalized with Omicron variant had a lower risk of developing severe disease or death compared to those with Delta variant, the risk of severe disease or death was similar compared to SARS-CoV-2 lineages that circulated earlier in the pandemic. Among vaccinated patients, there was no difference in the risk of developing severe illness between Delta and Omicron variants once patients were hospitalized.<\/p>\n<p>In concrete terms,<\/p>\n<p><strong>Among unvaccinated patients<\/strong>,<br \/>\nThe percentages of developing severe disease or death within 14 days of hospitalization were <strong>(27%) ancestral, (31%) Alpha, (32%) Delta, (26%) Omicron, and (26%) other variants<\/strong>.<br \/>\nThe relative risk of developing severe disease or death within 14 days for Delta variant compared to ancestral lineages was 1.34. Compared to Delta variant, the 14-day relative risk of severe disease or death for Omicron was 0.78 and compared to ancestral lineages was <strong>1.04 (almost the same)<\/strong>. <\/p>\n<p><strong>Among vaccinated patients<\/strong>,<br \/>\nThe adjusted hazard ratio developing the 14-day risk of severe disease or death of inpatients who were vaccinated was <strong>0.46 (almost half)<\/strong> compared to unvaccinated inpatients. Severe outcomes were less common in vaccinated patients, but there was no difference between Delta and Omicron infections.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A group from Division of Infectious Diseases, Department of Medicine, Johns Hopkins University School of Medic<\/p><\/div>\n<div class=\"blog-btn\"><a href=\"https:\/\/www.emukk.com\/WP\/en\/the-severity-rate-of-sars-cov-2-omicron-is-lower-than-that-of-delta-but-is-almost-the-same-as-that-of-ancestral-wuhan\/\" class=\"home-blog-btn\">\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[70],"tags":[],"class_list":["post-7860","post","type-post","status-publish","format-standard","hentry","category-nature-en"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/posts\/7860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/comments?post=7860"}],"version-history":[{"count":6,"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/posts\/7860\/revisions"}],"predecessor-version":[{"id":7866,"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/posts\/7860\/revisions\/7866"}],"wp:attachment":[{"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/media?parent=7860"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/categories?post=7860"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emukk.com\/WP\/wp-json\/wp\/v2\/tags?post=7860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}