{"id":7664,"date":"2021-03-25T11:20:07","date_gmt":"2021-03-25T18:20:07","guid":{"rendered":"https:\/\/depts.washington.edu\/pandemicalliance\/?p=7664"},"modified":"2021-03-26T11:21:12","modified_gmt":"2021-03-26T18:21:12","slug":"covid-19-infection-risk-amongst-14104-vaccinated-care-home-residents-a-national-observational-longitudinal-cohort-study-in-wales-united-kingdom-december-2020-to-march-2021","status":"publish","type":"post","link":"https:\/\/depts.washington.edu\/pandemicalliance\/2021\/03\/25\/covid-19-infection-risk-amongst-14104-vaccinated-care-home-residents-a-national-observational-longitudinal-cohort-study-in-wales-united-kingdom-december-2020-to-march-2021\/","title":{"rendered":"COVID-19 Infection Risk amongst 14104 Vaccinated Care Home Residents A National Observational Longitudinal Cohort Study in Wales United Kingdom December 2020 to March 2021"},"content":{"rendered":"<ul>\n<li style=\"font-weight: 400\"><i><span style=\"font-weight: 400\">[Pre-print, not peer-reviewed]<\/span><\/i><span style=\"font-weight: 400\"> Only 1% of over 14,000 nursing home residents in the UK who have received the first dose of either the Pfizer-BioNTech or Oxford-AstraZeneca vaccines reported a positive SARS-CoV-2 PCR test in an observational study from December 2020 to March 2021. 90% of infections occurred within 28 days of the first dose. At 7 days post vaccination, those with prior infection had a 46% reduced hazard of a having a positive PCR. Those who received the Pfizer-BioNTech vaccine had a 3.8-fold higher hazard of having a positive test as compared to recipients of the Oxford-AstraZeneca vaccine. At 21 days post-vaccination, individuals with low or intermediate frailty (compared to high frailty) had 4.6- and 4.9-fold higher hazard of a positive PCR test, respectively.<\/span><\/li>\n<\/ul>\n<p><i><span style=\"font-weight: 400\">Hollinghurst et al.\u00a0(Mar 24, 2021). COVID-19 Infection Risk amongst 14104 Vaccinated Care Home Residents A National Observational Longitudinal Cohort Study in Wales United Kingdom December 2020 to March 2021. Pre-print downloaded Mar 25 from <\/span><\/i><a href=\"https:\/\/doi.org\/10.1101\/2021.03.19.21253940\"><span style=\"font-weight: 400\">https:\/\/doi.org\/10.1101\/2021.03.19.21253940<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>[Pre-print, not peer-reviewed] Only 1% of over 14,000 nursing home residents in the UK who have received the first dose of either the Pfizer-BioNTech or Oxford-AstraZeneca vaccines reported a positive SARS-CoV-2 PCR test in an observational study from December 2020 to March 2021. 90% of infections occurred within 28 days of the first dose. At&#8230;<\/p>\n<div><a class=\"more\" href=\"https:\/\/depts.washington.edu\/pandemicalliance\/2021\/03\/25\/covid-19-infection-risk-amongst-14104-vaccinated-care-home-residents-a-national-observational-longitudinal-cohort-study-in-wales-united-kingdom-december-2020-to-march-2021\/\">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":[150,147],"topic":[31],"class_list":["post-7664","post","type-post","status-publish","format-standard","hentry","category-article-summary","tag-congregate-settings","tag-vaccination","topic-vaccines-and-immunity"],"_links":{"self":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/7664","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=7664"}],"version-history":[{"count":1,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/7664\/revisions"}],"predecessor-version":[{"id":7665,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/7664\/revisions\/7665"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/media?parent=7664"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/categories?post=7664"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/tags?post=7664"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/topic?post=7664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}