{"id":711,"date":"2020-09-03T13:26:12","date_gmt":"2020-09-03T20:26:12","guid":{"rendered":"https:\/\/depts.washington.edu\/pandemicalliance\/?p=711"},"modified":"2020-09-08T13:27:01","modified_gmt":"2020-09-08T20:27:01","slug":"temporal-profile-and-determinants-of-viral-shedding-and-of-viral-clearance-confirmation-on-nasopharyngeal-swabs-from-sars-cov-2-positive-subjects-a-population-based-prospective-cohort-study-in-reggio","status":"publish","type":"post","link":"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/09\/03\/temporal-profile-and-determinants-of-viral-shedding-and-of-viral-clearance-confirmation-on-nasopharyngeal-swabs-from-sars-cov-2-positive-subjects-a-population-based-prospective-cohort-study-in-reggio\/","title":{"rendered":"Temporal Profile and Determinants of Viral Shedding and of Viral Clearance Confirmation on Nasopharyngeal Swabs from SARS-CoV-2-Positive Subjects: A Population-Based Prospective Cohort Study in Reggio Emilia, Italy"},"content":{"rendered":"<ul>\n<li>Sixty percent (704\/1162) of patients with confirmed COVID-19 did not have detectable SARS-CoV-2 RNA on a subsequent nasopharyngeal sample at a median time of 30 days (IQR 23-40) from diagnosis and 36 days (IQR (28-45) from symptom onset. However, 21% of participants with a negative sample had a subsequent positive sample, suggesting a high false negative rate for confirmation of viral clearance.<\/li>\n<li>The time to viral clearance from symptom onset slightly increased with age and disease severity<\/li>\n<\/ul>\n<p><em>Mancuso et al. (Sept 2, 2020). Temporal Profile and Determinants of Viral Shedding and of Viral Clearance Confirmation on Nasopharyngeal Swabs from SARS-CoV-2-Positive Subjects: A Population-Based Prospective Cohort Study in Reggio Emilia, Italy. BMJ Open. <a href=\"https:\/\/doi.org\/10.1136\/bmjopen-2020-040380\">https:\/\/doi.org\/10.1136\/bmjopen-2020-040380<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sixty percent (704\/1162) of patients with confirmed COVID-19 did not have detectable SARS-CoV-2 RNA on a subsequent nasopharyngeal sample at a median time of 30 days (IQR 23-40) from diagnosis and 36 days (IQR (28-45) from symptom onset. However, 21% of participants with a negative sample had a subsequent positive sample, suggesting a high false&#8230;<\/p>\n<div><a class=\"more\" href=\"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/09\/03\/temporal-profile-and-determinants-of-viral-shedding-and-of-viral-clearance-confirmation-on-nasopharyngeal-swabs-from-sars-cov-2-positive-subjects-a-population-based-prospective-cohort-study-in-reggio\/\">Read more<\/a><\/div>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[6],"tags":[38],"topic":[21],"class_list":["post-711","post","type-post","status-publish","format-standard","hentry","category-article-summary","tag-transmission","topic-transmission"],"_links":{"self":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/711","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\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/comments?post=711"}],"version-history":[{"count":1,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/711\/revisions"}],"predecessor-version":[{"id":712,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/711\/revisions\/712"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/media?parent=711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/categories?post=711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/tags?post=711"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/topic?post=711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}