Retrospective Observational Study of Atypical Winter Respiratory Illness Season Using Real-Time Syndromic Surveillance, England, 2014–15
, Roger Morbey, Richard G. Pebody, Thomas C. Hughes, Simon de Lusignan, F. Alex Yeates, Helen Thomas, Sarah J. O’Brien, Gillian E. Smith, and Alex J. Elliot
Author affiliations: Public Health England, Birmingham, UK (S. Smith, R. Morbey, G.E. Smith, A.J. Elliot); Public Health England, London, UK (R.G. Pebody); John Radcliffe Hospital, Oxford, UK (T.C. Hughes); Royal College of Emergency Medicine, London (T.C. Hughes); Royal College of General Practitioners, London (S. de Lusignan); University of Surrey, Guildford, UK (S. de Lusignan); Advanced Health and Care, Ashford, UK (F.A. Yeates); National Health Service England, Leeds, UK (H. Thomas); University of Liverpool, Liverpool, UK (S.J. O’Brien)
Figure 1. Daily incidence of acute respiratory indicators over winter 2014–15, England. A) General practitioner in hours (GPIH) influenza-like illness consultations; B) GPIH upper respiratory tract infection consultations; C) acute respiratory infection visits; D) general practitioner out of hours asthma/wheeze/difficulty breathing consultations. Vertical gray shaded area indicates period of peak winter activity (week 51 of 2014 through week 3 of 2015). ED, emergency department.
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