{"id":8990,"date":"2025-07-31T17:00:00","date_gmt":"2025-07-31T21:00:00","guid":{"rendered":"https:\/\/stillcoviding.ca\/en\/?p=8990"},"modified":"2025-07-31T18:47:18","modified_gmt":"2025-07-31T22:47:18","slug":"analysis-2024-25-covid-vaccines-offered-strong-protection-against-worst-outcomes-in-seniors","status":"publish","type":"post","link":"https:\/\/stillcoviding.ca\/en\/news\/analysis-2024-25-covid-vaccines-offered-strong-protection-against-worst-outcomes-in-seniors\/","title":{"rendered":"Analysis: 2024-25 COVID vaccines offered strong protection against worst outcomes in seniors"},"content":{"rendered":"<p>The 2024-25 COVID mRNA vaccines targeting JN.1 were highly effective in protecting against hospitalization and death for at least 4 months in a cohort of Danish citizens aged 65 and older by October&nbsp;1, 2024. The new analysis estimating the vaccine efficacy (VE) of last season\u2019s COVID vaccines was published earlier this week in <em>The Lancet Infectious Diseases.<\/em><\/p>\n<p><a target=\"_blank\" lang=\"en\" href=\"https:\/\/www.thelancet.com\/journals\/laninf\/article\/PIIS1473-3099(25)00380-9\/fulltext\" rel=\"noreferrer noopener\">In total<\/a>, 894,560 Danish residents were included in the study, with a median age of 76. By Jan 31, 2025, 820,229 (91.7%) of the participants had received a JN.1 vaccine. Among those without updated JN.1 vaccination (74,331), 278 COVID-19 hospitalizations and 84 deaths were observed during 25.6 million person-days.<\/p>\n<p>In contrast 197 COVID-19 hospitalizations and 56 deaths in 62.9 million person-days were observed in residents who received Pfizer&#8217;s Comirnaty (among 728,868 recipients). And 10 COVID-19 hospitalizations and 1 death were observed during 9.2 million person-days in those vaccinated with Moderna&#8217;s Spikevax vaccine (91,461 recipients).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The 2024-25 COVID mRNA vaccines targeting JN.1 were highly effective in protecting against hospitalization and death for at least 4 months in a cohort of Danish citizens aged 65 and older by October&nbsp;1, 2024. The new analysis estimating the vaccine efficacy (VE) of last season\u2019s COVID vaccines was published earlier this week in <em>The Lancet Infectious Diseases.<\/em><\/p>\n<p><a target=\"_blank\" lang=\"en\" href=\"https:\/\/www.thelancet.com\/journals\/laninf\/article\/PIIS1473-3099(25)00380-9\/fulltext\" rel=\"noreferrer noopener\">In total<\/a>, 894,560 Danish residents were included in the study, with a median age of 76. By Jan 31, 2025, 820,229 (91.7%) of the participants had received a JN.1 vaccine. Among those without updated JN.1 vaccination (74,331), 278 COVID-19 hospitalizations and 84 deaths were observed during 25.6 million person-days.<\/p>\n<div class=\"more-link-wrapper\"><a class=\"more-link\" href=\"https:\/\/stillcoviding.ca\/en\/news\/analysis-2024-25-covid-vaccines-offered-strong-protection-against-worst-outcomes-in-seniors\/\">Continue reading<span class=\"screen-reader-text\">Analysis: 2024-25 COVID vaccines offered strong protection against worst outcomes in seniors<\/span><\/a><\/div>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[18,183,334,253,835,8,14,15],"class_list":["post-8990","post","type-post","status-publish","format-standard","hentry","category-news","tag-covid-19","tag-denmark","tag-european-union","tag-moderna","tag-pfizer-biontech","tag-research","tag-sars-cov-2","tag-vaccines","entry"],"_links":{"self":[{"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/posts\/8990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/comments?post=8990"}],"version-history":[{"count":1,"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/posts\/8990\/revisions"}],"predecessor-version":[{"id":8991,"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/posts\/8990\/revisions\/8991"}],"wp:attachment":[{"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/media?parent=8990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/categories?post=8990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stillcoviding.ca\/en\/wp-json\/wp\/v2\/tags?post=8990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}