[
  {
    "phenotype_id": "PH3369",
    "phenotype_version_id": 8389,
    "name": "COVID identification in primary care - antigen test negative",
    "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\nCodes indicating COVID\\-19 antigen test negative (1 of 13 possible types of CTV3 codes that contain information related to COVID\\-19\\)\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": "2026-01-26T23:14:29.560370Z",
    "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": "2026-01-26T23:14:30.643900Z",
    "references": [
      {
        "url": "https://hscic.kahootz.com/connect.ti/COVID19_info_sharing/view?objectId=67227941",
        "title": "SNOMED COVID-19 list"
      }
    ],
    "signed_off": [],
    "methodology": "Search of TPP CTV3 codes for terms relating to coronavirus, with additional (manual) check for any missing terms against the SNOMED list of COVID\\-19 related codes. Classification as \"antigen test negative\" was then performed following review of terms by six OpenSAFELY team members (including epidemiologists, clinicians, statisticians and infectious disease modellers).\n\n",
    "coding_system": [
      {
        "name": "Read codes v3",
        "value": 6
      }
    ],
    "open_codelist_id": "opensafely/covid-identification-in-primary-care-antigen-test-negative",
    "source_reference": "https://www.opencodelists.org/codelist/opensafely/covid-identification-in-primary-care-antigen-test-negative/702547ee",
    "concept_information": [
      {
        "concept_id": 8566,
        "concept_version_id": 16051,
        "concept_name": "opensafely/covid-identification-in-primary-care-antigen-test-negative/702547ee",
        "coding_system": {
          "id": 6,
          "name": "Read codes v3",
          "description": "Read codes v3"
        },
        "phenotype_id": "PH3369",
        "phenotype_version_id": 8389,
        "phenotype_name": "COVID identification in primary care - antigen test negative",
        "code_attribute_header": [],
        "codes": [
          {
            "code": "Y20d2",
            "description": "SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) RNA (ribonucleic acid) detection result negative",
            "attributes": null
          },
          {
            "code": "Y22a2",
            "description": "Coronavirus disease 19 caused by severe acute respiratory syndrome coronavirus 2 excluded by laboratory test (situation)",
            "attributes": null
          },
          {
            "code": "Y23f4",
            "description": "SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) detection result negative",
            "attributes": null
          },
          {
            "code": "Y269e",
            "description": "SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) antigen detection result negative",
            "attributes": null
          },
          {
            "code": "Y26a2",
            "description": "SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) antibody detection result negative",
            "attributes": null
          },
          {
            "code": "Y2a3c",
            "description": "SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) RNA (ribonucleic acid) detection result negative",
            "attributes": null
          }
        ]
      }
    ],
    "coding_system_release": "",
    "open_codelist_version_id": "702547ee",
    "open_codelist_version_tag": "",
    "status": 1,
    "doi": "https://doi.org/10.48533/ppd8-qz43",
    "is_deleted": false,
    "publish_status": 2,
    "owner": "ieuan.scanlon",
    "template": {
      "id": 3,
      "name": "OpenCodelists Phenotype",
      "description": "OpenSafely's OpenCodelist Phenotype, visit https://www.opencodelists.org/ to learn more",
      "version_id": 1
    },
    "versions": [
      {
        "version_id": 8389,
        "version_name": "COVID identification in primary care - antigen test negative",
        "version_date": "2026-01-26T23:14:30.653571Z",
        "is_published": true,
        "is_latest": true
      },
      {
        "version_id": 8388,
        "version_name": "COVID identification in primary care - antigen test negative",
        "version_date": "2026-01-26T23:14:29.565961Z",
        "is_published": true,
        "is_latest": false
      }
    ]
  }
]