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Impact of the Omicron variant on SARS-CoV-2 reinfections in France, March 2021 to February 2022.
Bastard, Jonathan; Taisne, Benjamin; Figoni, Julie; Mailles, Alexandra; Durand, Julien; Fayad, Myriam; Josset, Laurence; Maisa, Anna; van der Werf, Sylvie; Parent du Châtelet, Isabelle; Bernard-Stoecklin, Sibylle.
  • Bastard J; Santé publique France, French national public health agency, Saint-Maurice, France.
  • Taisne B; Santé publique France, French national public health agency, Saint-Maurice, France.
  • Figoni J; Santé publique France, French national public health agency, Saint-Maurice, France.
  • Mailles A; Santé publique France, French national public health agency, Saint-Maurice, France.
  • Durand J; Santé publique France, French national public health agency, Saint-Maurice, France.
  • Fayad M; Santé publique France, French national public health agency, Saint-Maurice, France.
  • Josset L; CIRI, Centre International de Recherche en Infectiologie, Team VirPath, Univ Lyon, Inserm, U1111, Université Claude Bernard Lyon 1, CNRS, UMR5308, ENS de Lyon, Lyon, France.
  • Maisa A; Laboratoire de Virologie, Institut des Agents Infectieux, Laboratoire associé au Centre National de Référence des virus des infections respiratoires, Hospices Civils de Lyon, Lyon, France.
  • van der Werf S; Santé publique France, French national public health agency, Saint-Maurice, France.
  • Parent du Châtelet I; National Reference Center for Respiratory Viruses, Institut Pasteur, Paris, France.
  • Bernard-Stoecklin S; Molecular Genetics of RNA Viruses, Department of Virology, Institut Pasteur, CNRS UMR 3569, Université Paris Cité, Paris, France.
Euro Surveill ; 27(13)2022 03.
Article in English | MEDLINE | ID: covidwho-1775606
ABSTRACT
Since the first reports in summer 2020, SARS-CoV-2 reinfections have raised concerns about the immunogenicity of the virus, which will affect SARS-CoV-2 epidemiology and possibly the burden of COVID-19 on our societies in the future. This study provides data on the frequency and characteristics of possible reinfections, using the French national COVID-19 testing database. The Omicron variant had a large impact on the frequency of possible reinfections in France, which represented 3.8% of all confirmed COVID-19 cases since December 2021.
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Full text: Available Collection: International databases Database: MEDLINE Main subject: SARS-CoV-2 / COVID-19 Type of study: Diagnostic study / Experimental Studies / Observational study Topics: Variants Limits: Humans Language: English Journal subject: Communicable Diseases Year: 2022 Document Type: Article Affiliation country: 1560-7917.Es.2022.27.13.2200247

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Full text: Available Collection: International databases Database: MEDLINE Main subject: SARS-CoV-2 / COVID-19 Type of study: Diagnostic study / Experimental Studies / Observational study Topics: Variants Limits: Humans Language: English Journal subject: Communicable Diseases Year: 2022 Document Type: Article Affiliation country: 1560-7917.Es.2022.27.13.2200247