Using emergency department syndromic surveillance to investigate the impact of a national vaccination program: A retrospective observational study

• Helen E. Hughes ,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: h.hughes7@liverpool.ac.uk, helen.hughes@phe.gov.uk

  Affiliations Real-time Syndromic Surveillance Team, Field Service, National Infection Service, Public Health England, Birmingham, United Kingdom, Farr Institute at HeRC, University of Liverpool, Liverpool, United Kingdom

  http://orcid.org/0000-0002-3664-2983

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• Alex J. Elliot,

  Roles Conceptualization, Methodology, Supervision, Writing – review & editing

  Affiliation Real-time Syndromic Surveillance Team, Field Service, National Infection Service, Public Health England, Birmingham, United Kingdom

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• Thomas C. Hughes,

  Roles Conceptualization, Writing – review & editing

  Affiliation John Radcliffe Hospital, Oxford, United Kingdom

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• Daniel Hungerford,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliations The Centre for Global Vaccine Research, Institute of Infection and Global Health, University of Liverpool, Liverpool, United Kingdom, Field Epidemiology North West, Field Service, National Infection Service, Public Health England, Liverpool, United Kingdom

  http://orcid.org/0000-0002-9770-0163

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• Roger A. Morbey,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliation Real-time Syndromic Surveillance Team, Field Service, National Infection Service, Public Health England, Birmingham, United Kingdom

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• Gillian E. Smith,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliation Real-time Syndromic Surveillance Team, Field Service, National Infection Service, Public Health England, Birmingham, United Kingdom

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• Roberto Vivancos,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliation Field Epidemiology North West, Field Service, National Infection Service, Public Health England, Liverpool, United Kingdom

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• Sarah J. O’Brien

  Roles Conceptualization, Methodology, Supervision, Writing – review & editing

  Affiliation School of Natural and Environmental Sciences, Newcastle University, Newcastle, United Kingdom

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