{
  "url": "https://openlegislation.uk/eu-decision-2009-363/annex",
  "json_url": "https://openlegislation.uk/eu-decision-2009-363/annex.json",
  "legislation": "eudn/2009/363",
  "legislation_title": "Commission Decision of 30 April 2009 amending Decision 2002/253/EC laying down case definitions for reporting communicable diseases to the Community network under Decision No 2119/98/EC of the European Parliament and of the Council (notified under document number C(2009) 3517) (Text with EEA relevance) (2009/363/EC)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2009-363",
  "path": "annex",
  "kind": "annex",
  "number": null,
  "heading": null,
  "text": "The following wording is inserted in the Annex to Decision 2002/253/EC:\n‘NOVEL INFLUENZA VIRUS A(H1N1) (THE SO-CALLED SWINE INFLUENZA VIRUS A(H1N1) AND MEXICAN INFLUENZA VIRUS)\nClinical criteria\nAny person with one of the following three:\nfever > 38 °C AND signs and symptoms of acute respiratory infection,\npneumonia (severe respiratory illness),\ndeath from an unexplained acute respiratory illness.\nLaboratory criteria\nAt least one of the following tests:\nRT-PCR,\nviral culture (requiring BSL 3 facilities),\nfour-fold rise in novel influenza virus A(H1N1) specific neutralising antibodies (implies the need for paired sera, from acute phase illness and then at convalescent stage 10-14 days later minimum).\nEpidemiological criteria\nAt least one of the following three in the seven days before disease onset:\na person who was a close contact to a confirmed case of novel influenza A(H1N1) virus infection while the case was ill,\na person who has travelled to an area where sustained human-to-human transmission of novel influenza A(H1N1) is documented,\na person working in a laboratory where samples of the novel influenza A(H1N1) virus are tested.\nCase classification\nA.\nCase under investigation\nAny person meeting the clinical and epidemiological criteria.\nB.\nProbable case\nAny person meeting the clinical AND epidemiological criteria AND with a laboratory result showing positive influenza A infection of an unsubtypable type.\nC.\nConfirmed case\nAny person meeting the laboratory criteria for confirmation.’.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "The name will be changed in line with the definition provided by the World Health Organisation.’."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/2009/363/annex",
    "retrieved_at": "2026-11-01T15:16:30.502317+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}