[
  {
    "phenotype_id": "PH3504",
    "phenotype_version_id": 8556,
    "name": "Influenza Identification (Primary Care)",
    "definition": "This codelist was taken from [OpenCodelists](https://www.opencodelists.org/), created by [OpenSAFELY](https://www.opensafely.org/). We recommend viewing this Phenotype on the OpenCodelist website to view the most recent version.\n\n\nCodelist created to identify Influenza in primary care with as much specificity as possible\n\n\n© University of Oxford for the Bennett Institute for Applied Data Science 2025\\. This work may be copied freely for non\\-commercial research and study.\n\n",
    "implementation": null,
    "publications": null,
    "validation": null,
    "citation_requirements": null,
    "created": "2026-01-26T23:20:08.479131Z",
    "author": "OpenSAFELY",
    "collections": [
      {
        "name": "OpenCodelist",
        "value": 31
      },
      {
        "name": "Phenotype Library",
        "value": 18
      }
    ],
    "tags": null,
    "organisation": {
      "id": 1,
      "slug": "opensafely",
      "name": "OpenSAFELY"
    },
    "world_access": 1,
    "updated": "2026-01-26T23:20:10.406575Z",
    "references": [
      {
        "url": "https://github.com/emprestige/disparities-comparison/issues/1",
        "title": "Outcome Phenotypes Github Issue"
      }
    ],
    "signed_off": [],
    "methodology": "Codelist checked by Charlotte Warren\\-Gash. To see full outcome phenotypes see Github issue in references\n\n",
    "coding_system": [
      {
        "name": "SNOMED  CT codes",
        "value": 9
      }
    ],
    "open_codelist_id": "opensafely/influenza-identification-primary-care",
    "source_reference": "https://www.opencodelists.org/codelist/opensafely/influenza-identification-primary-care/4b14d7ab",
    "concept_information": [
      {
        "concept_id": 8733,
        "concept_version_id": 16218,
        "concept_name": "opensafely/influenza-identification-primary-care/4b14d7ab",
        "coding_system": {
          "id": 9,
          "name": "SNOMED  CT codes",
          "description": "SNOMED CT codes"
        },
        "phenotype_id": "PH3504",
        "phenotype_version_id": 8556,
        "phenotype_name": "Influenza Identification (Primary Care)",
        "code_attribute_header": [],
        "codes": [
          {
            "code": "1033051000000101",
            "description": "Influenza due to zoonotic influenza virus",
            "attributes": null
          },
          {
            "code": "1033061000000103",
            "description": "Influenza due to zoonotic influenza virus",
            "attributes": null
          },
          {
            "code": "1033071000000105",
            "description": "Influenza due to pandemic influenza virus",
            "attributes": null
          },
          {
            "code": "1033081000000107",
            "description": "Influenza due to pandemic influenza virus",
            "attributes": null
          },
          {
            "code": "1033091000000109",
            "description": "Influenza due to seasonal influenza virus",
            "attributes": null
          },
          {
            "code": "1033101000000101",
            "description": "Influenza due to seasonal influenza virus",
            "attributes": null
          },
          {
            "code": "1033111000000104",
            "description": "Influenza with pneumonia due to seasonal influenza virus",
            "attributes": null
          },
          {
            "code": "1033121000000105",
            "description": "Influenzal bronchopneumonia due to seasonal influenza virus",
            "attributes": null
          },
          {
            "code": "103516006",
            "description": "Influenzavirus A Bangkok",
            "attributes": null
          },
          {
            "code": "103517002",
            "description": "Influenzavirus A England",
            "attributes": null
          },
          {
            "code": "103518007",
            "description": "Influenzavirus A Hong Kong",
            "attributes": null
          },
          {
            "code": "103519004",
            "description": "Influenzavirus A Leningrad",
            "attributes": null
          },
          {
            "code": "103520005",
            "description": "Influenzavirus A Mississippi",
            "attributes": null
          },
          {
            "code": "103521009",
            "description": "Influenzavirus A Phillipines",
            "attributes": null
          },
          {
            "code": "103522002",
            "description": "Influenzavirus A Port Chalmers",
            "attributes": null
          },
          {
            "code": "103523007",
            "description": "Influenzavirus A Texas",
            "attributes": null
          },
          {
            "code": "103524001",
            "description": "Influenzavirus A Victoria",
            "attributes": null
          },
          {
            "code": "1050601000000101",
            "description": "Influenza due to seasonal influenza virus",
            "attributes": null
          },
          {
            "code": "1050981000000100",
            "description": "Influenza due to seasonal influenza virus",
            "attributes": null
          },
          {
            "code": "10624911000119107",
            "description": "Otitis media caused by Influenza A virus subtype H1N1",
            "attributes": null
          },
          {
            "code": "10624951000119108",
            "description": "Otitis media caused by influenza virus",
            "attributes": null
          },
          {
            "code": "10628871000119101",
            "description": "Gastroenteritis caused by influenza virus",
            "attributes": null
          },
          {
            "code": "10628911000119103",
            "description": "Gastroenteritis caused by Influenza A virus",
            "attributes": null
          },
          {
            "code": "10629191000119100",
            "description": "Bronchiolitis caused by influenza virus",
            "attributes": null
          },
          {
            "code": "10629351000119108",
            "description": "Myocarditis caused by Influenza A virus",
            "attributes": null
          },
          {
            "code": "10674911000119108",
            "description": "Otitis media caused by Influenza A virus",
            "attributes": null
          },
          {
            "code": "10677711000119101",
            "description": "Encephalopathy caused by Influenza A virus",
            "attributes": null
          },
          {
            "code": "10685111000119102",
            "description": "Upper respiratory tract infection caused by influenza virus",
            "attributes": null
          },
          {
            "code": "111876006",
            "description": "Influenza due to other Influenza virus",
            "attributes": null
          },
          {
            "code": "1119277000",
            "description": "Antigen of Influenza A virus A/Indonesia/05/2005 (H5N1)-like virus strain split virion hemagglutinin",
            "attributes": null
          },
          {
            "code": "1149091008",
            "description": "Influenza caused by Influenza A virus subtype H2",
            "attributes": null
          },
          {
            "code": "1157322000",
            "description": "Antigen of Influenza A virus A/California/7/2009 (H1N1)-like virus strain split virion hemagglutinin",
            "attributes": null
          },
          {
            "code": "121006005",
            "description": "Antigen of Influenza A virus",
            "attributes": null
          },
          {
            "code": "121008006",
            "description": "Antigen of Influenza B virus",
            "attributes": null
          },
          {
            "code": "121026009",
            "description": "Antigen of Influenza C virus",
            "attributes": null
          },
          {
            "code": "134251009",
            "description": "Influenza B antigen level",
            "attributes": null
          },
          {
            "code": "1354809009",
            "description": "Influenza A virus subtype H5N2",
            "attributes": null
          },
          {
            "code": "1354810004",
            "description": "Influenza A virus subtype H10N3",
            "attributes": null
          },
          {
            "code": "1354811000",
            "description": "Influenza A virus subtype H1N2v",
            "attributes": null
          },
          {
            "code": "1354812007",
            "description": "Influenza A virus subtype H1N1v",
            "attributes": null
          },
          {
            "code": "1354813002",
            "description": "Influenza A virus subtype H5N6",
            "attributes": null
          },
          {
            "code": "1354814008",
            "description": "Influenza A virus subtype N6",
            "attributes": null
          },
          {
            "code": "1354815009",
            "description": "Influenza A virus subtype N3",
            "attributes": null
          },
          {
            "code": "1362117000",
            "description": "Influenza A virus subtype N4",
            "attributes": null
          },
          {
            "code": "1366207003",
            "description": "Antigen of Influenza A virus subtype H5",
            "attributes": null
          },
          {
            "code": "1366374009",
            "description": "Antigen of Influenza B virus B/Phuket/3073/2013 (B/Yamagata lineage)-like virus strain",
            "attributes": null
          },
          {
            "code": "1366435001",
            "description": "Antigen of Influenza A virus A/Wisconsin/67/2022 (H1N1)pdm09-like virus strain",
            "attributes": null
          },
          {
            "code": "1366436000",
            "description": "Antigen of Influenza A virus A/District of Columbia/27/2023 (H3N2)-like virus strain",
            "attributes": null
          },
          {
            "code": "1366437009",
            "description": "Antigen of Influenza A virus A/Victoria/4897/2022 (H1N1)pdm09-like virus strain",
            "attributes": null
          },
          {
            "code": "1366438004",
            "description": "Antigen of Influenza A virus A/Croatia/10136RV/2023 (H3N2)-like virus strain",
            "attributes": null
          },
          {
            "code": "1366440009",
            "description": "Antigen of Influenza B virus B/Austria/1359417/2021 (B/Victoria lineage)-like virus strain",
            "attributes": null
          },
          {
            "code": "142921000119103",
            "description": "Upper respiratory tract infection caused by avian influenza",
            "attributes": null
          },
          {
            "code": "142931000119100",
            "description": "Pneumonia caused by Influenza A virus subtype H1N1",
            "attributes": null
          },
          {
            "code": "142941000119109",
            "description": "Upper respiratory tract infection caused by Influenza A virus subtype H1N1",
            "attributes": null
          },
          {
            "code": "142951000119106",
            "description": "Myocarditis caused by Influenza A virus subtype H1N1",
            "attributes": null
          },
          {
            "code": "142961000119108",
            "description": "Gastroenteritis caused by Influenza A virus subtype H1N1",
            "attributes": null
          },
          {
            "code": "142971000119102",
            "description": "Encephalopathy caused by Influenza A virus subtype H1N1",
            "attributes": null
          },
          {
            "code": "142981000119104",
            "description": "Myocarditis caused by avian influenza",
            "attributes": null
          },
          {
            "code": "142991000119101",
            "description": "Gastroenteritis caused by avian influenza",
            "attributes": null
          },
          {
            "code": "143001000119100",
            "description": "Encephalopathy caused by avian influenza",
            "attributes": null
          },
          {
            "code": "143111000119103",
            "description": "Pneumonia caused by avian influenza",
            "attributes": null
          },
          {
            "code": "1553003",
            "description": "Influenzavirus B",
            "attributes": null
          },
          {
            "code": "155559006",
            "description": "Influenza",
            "attributes": null
          },
          {
            "code": "155560001",
            "description": "Influenzal pneumonia",
            "attributes": null
          },
          {
            "code": "155561002",
            "description": "Influenza with encephalopathy",
            "attributes": null
          },
          {
            "code": "16311000119108",
            "description": "Pneumonia caused by influenza virus",
            "attributes": null
          },
          {
            "code": "181000124108",
            "description": "Influenza A virus present",
            "attributes": null
          },
          {
            "code": "192691003",
            "description": "Encephalitis due to influenza",
            "attributes": null
          },
          {
            "code": "192693000",
            "description": "Encephalitis due to influenza-virus identified",
            "attributes": null
          },
          {
            "code": "194946005",
            "description": "Acute myocarditis - influenzal",
            "attributes": null
          },
          {
            "code": "195878008",
            "description": "Pneumonia and influenza",
            "attributes": null
          },
          {
            "code": "195920000",
            "description": "Influenza with pneumonia, influenza virus identified",
            "attributes": null
          },
          {
            "code": "195921001",
            "description": "Influenza with pneumonia NOS",
            "attributes": null
          },
          {
            "code": "195922008",
            "description": "Influenza with other respiratory manifestation",
            "attributes": null
          },
          {
            "code": "195923003",
            "description": "Influenza with laryngitis",
            "attributes": null
          },
          {
            "code": "195924009",
            "description": "Influenza with pharyngitis",
            "attributes": null
          },
          {
            "code": "195925005",
            "description": "Influenza with respiratory manifestations NOS",
            "attributes": null
          },
          {
            "code": "195927002",
            "description": "Influenza with other manifestations",
            "attributes": null
          },
          {
            "code": "195928007",
            "description": "Influenza with encephalopathy",
            "attributes": null
          },
          {
            "code": "195929004",
            "description": "Influenza with gastrointestinal tract involvement",
            "attributes": null
          },
          {
            "code": "195930009",
            "description": "Influenza with other manifestations NOS",
            "attributes": null
          },
          {
            "code": "196200002",
            "description": "[X]Influenza with other respiratory manifestations, influenza virus identified",
            "attributes": null
          },
          {
            "code": "196201003",
            "description": "[X]Influenza with other manifestations, influenza virus identified",
            "attributes": null
          },
          {
            "code": "196202005",
            "description": "[X]Influenza with other respiratory manifestations, virus not identified",
            "attributes": null
          },
          {
            "code": "196203000",
            "description": "[X]Influenza with other manifestations, virus not identified",
            "attributes": null
          },
          {
            "code": "221000124104",
            "description": "Influenza A virus subtype H1 2009 pandemic strain",
            "attributes": null
          },
          {
            "code": "243612002",
            "description": "Influenza virus A and B",
            "attributes": null
          },
          {
            "code": "243613007",
            "description": "Influenza virus A",
            "attributes": null
          },
          {
            "code": "243614001",
            "description": "Influenza virus C",
            "attributes": null
          },
          {
            "code": "24601000087105",
            "description": "Antigen of live attenuated Influenza virus",
            "attributes": null
          },
          {
            "code": "24662006",
            "description": "Influenza caused by Influenza B virus",
            "attributes": null
          },
          {
            "code": "25031000087107",
            "description": "Antigen of Influenza A virus A/Kansas/14/2017 (H3N2)-like virus strain split virion hemagglutinin",
            "attributes": null
          },
          {
            "code": "25041000087101",
            "description": "Antigen of Influenza A virus A/Brisbane/02/2018 (H1N1)pdm09-like virus strain split virion hemagglutinin",
            "attributes": null
          },
          {
            "code": "25061000087100",
            "description": "Antigen of Influenza B virus B/Colorado/06/2017 (B/Victoria/2/87 lineage)-like virus strain split virion hemagglutinin",
            "attributes": null
          },
          {
            "code": "25081000087106",
            "description": "Antigen of Influenza B virus B/Phuket/3073/2013 (B/Yamagata/16/88 lineage)-like virus strain split virion hemagglutinin",
            "attributes": null
          },
          {
            "code": "25161000087104",
            "description": "Antigen of Influenza A virus A/Brisbane/02/2018 (H1N1)pdm09-like virus strain surface subunit hemagglutinin",
            "attributes": null
          },
          {
            "code": "25181000087105",
            "description": "Antigen of Influenza A virus A/Kansas/14/2017 (H3N2)-like virus strain surface subunit hemagglutinin",
            "attributes": null
          },
          {
            "code": "25201000087109",
            "description": "Antigen of Influenza B virus B/Colorado/06/2017 (B/Victoria/2/87 lineage)-like virus strain surface subunit hemagglutinin",
            "attributes": null
          },
          {
            "code": "25221000087103",
            "description": "Antigen of Influenza B virus B/Phuket/3073/2013 (B/Yamagata/16/88 lineage)-like virus strain surface subunit hemagglutinin",
            "attributes": null
          },
          {
            "code": "25231000087101",
            "description": "Antigen of live attenuated Influenza A virus A/Brisbane/02/2018 (H1N1)pdm09-like strain",
            "attributes": null
          },
          {
            "code": "25241000087107",
            "description": "Antigen of live attenuated Influenza A virus A/Kansas/14/2017 (H3N2)-like strain",
            "attributes": null
          },
          {
            "code": "25251000087105",
            "description": "Antigen of live attenuated Influenza B virus B/Colorado/06/2017 (B/Victoria/2/87 lineage)-like strain",
            "attributes": null
          },
          {
            "code": "25261000087108",
            "description": "Antigen of live attenuated Influenza B virus B/Phuket/3073/2013 (B/Yamagata/16/88 lineage)-like strain",
            "attributes": null
          },
          {
            "code": "25371000087106",
            "description": "Antigen of Influenza A virus subtype H3N2",
            "attributes": null
          },
          {
            "code": "25481000087101",
            "description": "Antigen of Influenza B virus Yamagata lineage",
            "attributes": null
          },
          {
            "code": "25491000087104",
            "description": "Antigen of Influenza B virus Victoria lineage",
            "attributes": null
          },
          {
            "code": "25501000087107",
            "description": "Antigen of live attenuated Influenza A virus subtype H1N1",
            "attributes": null
          },
          {
            "code": "25511000087109",
            "description": "Antigen of live attenuated Influenza A virus subtype H3N2",
            "attributes": null
          },
          {
            "code": "25521000087101",
            "description": "Antigen of live attenuated Influenza B virus Yamagata lineage",
            "attributes": null
          },
          {
            "code": "25531000087104",
            "description": "Antigen of live attenuated Influenza B virus Victoria lineage",
            "attributes": null
          },
          {
            "code": "260210008",
            "description": "Antigen of Influenza virus",
            "attributes": null
          },
          {
            "code": "266353003",
            "description": "Influenza NOS",
            "attributes": null
          },
          {
            "code": "280331000000102",
            "description": "Avian influenza",
            "attributes": null
          },
          {
            "code": "28105000",
            "description": "Influenzal laryngitis",
            "attributes": null
          },
          {
            "code": "292631000000106",
            "description": "Avian influenza",
            "attributes": null
          },
          {
            "code": "30031000234105",
            "description": "Antigen of Influenza A virus subtype H5N8",
            "attributes": null
          },
          {
            "code": "309789002",
            "description": "Encephalitis caused by influenza virus",
            "attributes": null
          },
          {
            "code": "309806000",
            "description": "Encephalitis caused by influenza-virus identified",
            "attributes": null
          },
          {
            "code": "313251006",
            "description": "Encephalitis caused by influenza-specific virus not identified",
            "attributes": null
          },
          {
            "code": "328531000119104",
            "description": "Upper respiratory tract infection caused by Influenza A virus",
            "attributes": null
          },
          {
            "code": "359371000000109",
            "description": "Influenza H1 virus detected",
            "attributes": null
          },
          {
            "code": "359381000000106",
            "description": "Influenza H1 detected",
            "attributes": null
          },
          {
            "code": "359391000000108",
            "description": "Influenza H1 detected",
            "attributes": null
          },
          {
            "code": "359401000000106",
            "description": "Influenza H2 virus detected",
            "attributes": null
          },
          {
            "code": "359411000000108",
            "description": "Influenza H2 detected",
            "attributes": null
          },
          {
            "code": "359421000000102",
            "description": "Influenza H2 detected",
            "attributes": null
          },
          {
            "code": "359431000000100",
            "description": "Influenza H3 virus detected",
            "attributes": null
          },
          {
            "code": "359441000000109",
            "description": "Influenza H3 detected",
            "attributes": null
          },
          {
            "code": "359451000000107",
            "description": "Influenza H3 detected",
            "attributes": null
          },
          {
            "code": "359461000000105",
            "description": "Influenza H5 virus detected",
            "attributes": null
          },
          {
            "code": "359471000000103",
            "description": "Influenza H5 detected",
            "attributes": null
          },
          {
            "code": "359481000000101",
            "description": "Influenza H5 detected",
            "attributes": null
          },
          {
            "code": "359491000000104",
            "description": "Influenza A virus, other or untyped strain detected",
            "attributes": null
          },
          {
            "code": "359501000000105",
            "description": "Influenza A, other or untyped strain detected",
            "attributes": null
          },
          {
            "code": "359511000000107",
            "description": "Influenza A, other or untyped strain detected",
            "attributes": null
          },
          {
            "code": "359521000000101",
            "description": "Influenza B virus detected",
            "attributes": null
          },
          {
            "code": "359531000000104",
            "description": "Influenza B detected",
            "attributes": null
          },
          {
            "code": "359541000000108",
            "description": "Influenza B detected",
            "attributes": null
          },
          {
            "code": "359829002",
            "description": "Influenzavirus, type A, avian",
            "attributes": null
          },
          {
            "code": "359831006",
            "description": "Influenzavirus, type A, equine",
            "attributes": null
          },
          {
            "code": "359833009",
            "description": "Influenzavirus, type A, porcine",
            "attributes": null
          },
          {
            "code": "389069008",
            "description": "Avian influenza virus, low pathogenic",
            "attributes": null
          },
          {
            "code": "389070009",
            "description": "Avian influenza virus, highly pathogenic",
            "attributes": null
          },
          {
            "code": "407477006",
            "description": "Genus Alphainfluenzavirus",
            "attributes": null
          },
          {
            "code": "407478001",
            "description": "Genus Betainfluenzavirus",
            "attributes": null
          },
          {
            "code": "407479009",
            "description": "Influenza A virus",
            "attributes": null
          },
          {
            "code": "407480007",
            "description": "Influenza B virus",
            "attributes": null
          },
          {
            "code": "407481006",
            "description": "Genus Gammainfluenzavirus",
            "attributes": null
          },
          {
            "code": "407482004",
            "description": "Influenza C virus",
            "attributes": null
          },
          {
            "code": "408687004",
            "description": "Healthcare associated influenza disease",
            "attributes": null
          },
          {
            "code": "41269000",
            "description": "Influenzal bronchopneumonia",
            "attributes": null
          },
          {
            "code": "418181000000104",
            "description": "[X]Influenza with other respiratory manifestations, influenza virus identified",
            "attributes": null
          },
          {
            "code": "418191000000102",
            "description": "[X]Influenza with other manifestations, influenza virus identified",
            "attributes": null
          },
          {
            "code": "420362005",
            "description": "Influenzavirus type A, avian, H1N1 strain",
            "attributes": null
          },
          {
            "code": "420508007",
            "description": "Influenzavirus type A, avian, H3N2 strain",
            "attributes": null
          },
          {
            "code": "421264001",
            "description": "Influenzavirus type A, avian, H5N1 strain",
            "attributes": null
          },
          {
            "code": "421539000",
            "description": "Influenzavirus type A, avian, H1N2 strain",
            "attributes": null
          },
          {
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            "description": "Number concentration of Influenza virus by culture",
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