[
  {
    "phenotype_id": "PH3387",
    "phenotype_version_id": 8407,
    "name": "Current Asthma",
    "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 current, adult asthma.\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": "2026-01-26T23:14:51.387382Z",
    "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": "2026-01-26T23:14:51.381270Z",
    "references": [
      {
        "url": "https://github.com/ebmdatalab/opencorona-ics-research/issues/37",
        "title": "Github Discussion"
      }
    ],
    "signed_off": [],
    "methodology": "Created as a subset of the [OpenSafely Asthma Codelist](https://codelists.opensafely.org/codelist/opensafely/asthma-diagnosis/), excluding codes indicating childhood asthma or history of asthma.\n\n",
    "coding_system": [
      {
        "name": "Read codes v3",
        "value": 6
      }
    ],
    "open_codelist_id": "opensafely/current-asthma",
    "source_reference": "https://www.opencodelists.org/codelist/opensafely/current-asthma/2020-05-06",
    "concept_information": [
      {
        "concept_id": 8584,
        "concept_version_id": 16069,
        "concept_name": "opensafely/current-asthma/2020-05-06",
        "coding_system": {
          "id": 6,
          "name": "Read codes v3",
          "description": "Read codes v3"
        },
        "phenotype_id": "PH3387",
        "phenotype_version_id": 8407,
        "phenotype_name": "Current Asthma",
        "code_attribute_header": [
          "CTV3Source"
        ],
        "codes": [
          {
            "code": "173A.",
            "description": "Exercise-induced asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663d.",
            "description": "Emergency asthma admission since last appointment",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663e.",
            "description": "Asthma restricts exercise",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663e0",
            "description": "Asthma sometimes restricts exercise",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663e1",
            "description": "Asthma severely restricts exercise",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663f.",
            "description": "Asthma never restricts exercise",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663N.",
            "description": "Asthma disturbing sleep",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663N0",
            "description": "Asthma causing night waking",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663N1",
            "description": "Asthma disturbs sleep weekly",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663N2",
            "description": "Asthma disturbs sleep frequently",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663O.",
            "description": "Asthma not disturbing sleep",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "663O0",
            "description": "Asthma never disturbs sleep",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663P.",
            "description": "Asthma limiting activities",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663Q.",
            "description": "Asthma not limiting activities",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "663U.",
            "description": "Asthma management plan given",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663V.",
            "description": "Asthma severity",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663V0",
            "description": "Occasional asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663V1",
            "description": "Mild asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663V2",
            "description": "Moderate asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663V3",
            "description": "Severe asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "663W.",
            "description": "Asthma prophylactic medication used",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "679J.",
            "description": "Health education - asthma",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "8791.",
            "description": "Further asthma - drug prevention",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "8793.",
            "description": "Asthma control step 0",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "8794.",
            "description": "Asthma control step 1",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "8795.",
            "description": "Asthma control step 2",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "8796.",
            "description": "Asthma control step 3",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "8797.",
            "description": "Asthma control step 4",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "8798.",
            "description": "Asthma control step 5",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "8H2P.",
            "description": "Emergency admission, asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "9OJ1.",
            "description": "Attends asthma monitoring",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "9OJ3.",
            "description": "Asthma monitor offer default",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "9OJ4.",
            "description": "Asthma monitoring call first letter",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "9OJ5.",
            "description": "Asthma monitoring call second letter",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "9OJ6.",
            "description": "Asthma monitoring call third letter",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "9OJ7.",
            "description": "Asthma monitoring call verbal invite",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "9OJ8.",
            "description": "Asthma monitoring call telephone invite",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "9OJ9.",
            "description": "Asthma monitoring deleted",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "9OJA.",
            "description": "Asthma monitored (& check done)",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "9Q21.",
            "description": "Patient in asthma study",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "H3120",
            "description": "Chronic asthmatic bronchitis",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "H33..",
            "description": "Asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "H330.",
            "description": "Asthma: [extrins - atop][allerg][pollen][childh][+ hay fev]",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H3300",
            "description": "(Hay fever + asthma) or (extr asthma without status asthmat)",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H3301",
            "description": "Extrins asthma with: [asthma attack] or [status asthmaticus]",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H330z",
            "description": "Extrinsic asthma NOS",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "H331.",
            "description": "(Intrinsic asthma) or (late onset asthma)",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H3310",
            "description": "Intrinsic asthma without status asthmaticus",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "H3311",
            "description": "Intrins asthma with: [asthma attack] or [status asthmaticus]",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H331z",
            "description": "Intrinsic asthma NOS",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "H332.",
            "description": "Mixed asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H33z.",
            "description": "Asthma unspecified",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "H33z0",
            "description": "(Severe asthma attack) or (status asthmaticus NOS)",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H33z1",
            "description": "Asthma attack (& NOS)",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H33z2",
            "description": "Late onset asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H33zz",
            "description": "(Asthma:[exerc ind][allerg NEC][NOS]) or (allerg bronch NEC)",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "H47y0",
            "description": "Detergent asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "Ua1AX",
            "description": "Brittle asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "X101u",
            "description": "Late onset asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "X101x",
            "description": "Allergic asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "X101y",
            "description": "Extrinsic asthma with asthma attack",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "X101z",
            "description": "Allergic asthma NEC",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "X1020",
            "description": "Hay fever with asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "X1021",
            "description": "Allergic non-atopic asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "X1022",
            "description": "Intrinsic asthma with asthma attack",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "X1023",
            "description": "Drug-induced asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "X1024",
            "description": "Aspirin-sensitive asthma with nasal polyps",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "X1025",
            "description": "Occupational asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "X1026",
            "description": "Baker's asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "X1027",
            "description": "Colophony asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "X1028",
            "description": "Grain worker's asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "X1029",
            "description": "Sulphite-induced asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "X102D",
            "description": "Status asthmaticus",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "X102G",
            "description": "Asthmatic pulmonary eosinophilia",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "Xa0lZ",
            "description": "Asthmatic bronchitis",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_Only"
            }
          },
          {
            "code": "Xa1hD",
            "description": "Exacerbation of asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "Xa8Hn",
            "description": "Asthma control steps",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "Xa9zf",
            "description": "Acute asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Xaa7B",
            "description": "Chronic asthma with fixed airflow obstruction",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "Xaa7Q",
            "description": "No asthma trigger identified by subject",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaBAQ",
            "description": "Recent asthma management",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Xabiu",
            "description": "Asthma monitorng invit SMS (short message servce) txt messge",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "Xabj3",
            "description": "Asthma monitoring invitation email",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "XaBU2",
            "description": "Asthma monitoring call",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaBU3",
            "description": "Asthma monitoring status",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "Xac33",
            "description": "Asthma-chronic obstructive pulmonary disease overlap syndrom",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "Xac8r",
            "description": "Telehealth asthma monitoring",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "XacLz",
            "description": "Asthma monitoring SMS text message 1st invitation",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "XacM0",
            "description": "Asthma monitoring SMS text message 2nd invitation",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "XacM1",
            "description": "Asthma monitoring SMS text message 3rd invitation",
            "attributes": {
              "CTV3Source": "QOF"
            }
          },
          {
            "code": "XacXj",
            "description": "At risk of severe asthma exacerbation",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaDvK",
            "description": "Asthma - currently active",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaDvL",
            "description": "Asthma - currently dormant",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "Xafdj",
            "description": "Acute severe exacerbation of asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "Xafdy",
            "description": "Moderate acute exacerbation of asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Xafdz",
            "description": "Life threatening acute exacerbation of asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Xaff0",
            "description": "Use of asthma symptom diary",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "XaIeq",
            "description": "Asthma annual review",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIer",
            "description": "Asthma follow-up",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIfK",
            "description": "Asthma medication review",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIIW",
            "description": "Asthma accident and emergency attendance since last visit",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIIX",
            "description": "Asthma treatment compliance satisfactory",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIIY",
            "description": "Asthma treatment compliance unsatisfactory",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIIZ",
            "description": "Asthma daytime symptoms",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaINa",
            "description": "Asthma never causes daytime symptoms",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaINb",
            "description": "Asthma causes daytime symptoms 1 to 2 times per month",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaINc",
            "description": "Asthma causes daytime symptoms 1 to 2 times per week",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaINd",
            "description": "Asthma causes daytime symptoms most days",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaINf",
            "description": "Asthma limits walking up hills or stairs",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaINg",
            "description": "Asthma limits walking on the flat",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaINh",
            "description": "Number of asthma exacerbations in past year",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaINZ",
            "description": "Asthma causes night symptoms 1 to 2 times per month",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIoE",
            "description": "Asthma night-time symptoms",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIOV",
            "description": "Asthma finding",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaIQ4",
            "description": "Change in asthma management plan",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIQD",
            "description": "Step up change in asthma management plan",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIQE",
            "description": "Step down change in asthma management plan",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIR3",
            "description": "Absent from work or school due to asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIRN",
            "description": "Asthma monitoring due",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaIu5",
            "description": "Asthma monitoring by nurse",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIu6",
            "description": "Asthma monitoring by doctor",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIuG",
            "description": "Asthma confirmed",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaIww",
            "description": "Asthma trigger",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaJFG",
            "description": "Aspirin-induced asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaJYe",
            "description": "Asthma clinical management plan",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaKdk",
            "description": "Work aggravated asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaLIm",
            "description": "Asthma trigger - respiratory infection",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaLIn",
            "description": "Asthma trigger - seasonal",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaLIr",
            "description": "Asthma trigger - animals",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaLJS",
            "description": "Asthma trigger - cold air",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaLJT",
            "description": "Asthma trigger - damp",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaLJU",
            "description": "Asthma trigger - emotion",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaLPE",
            "description": "Nocturnal asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "XaNKw",
            "description": "Royal College of Physicians asthma assessment",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaObi",
            "description": "Asthma trigger - airborne dust",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaObj",
            "description": "Asthma trigger - exercise",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaObk",
            "description": "Asthma trigger - pollen",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaObl",
            "description": "Asthma trigger - tobacco smoke",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaObm",
            "description": "Asthma trigger - warm air",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaQHq",
            "description": "Asthma control test",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaQig",
            "description": "Asthma control questionnaire",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaQih",
            "description": "Mini asthma quality of life questionnaire",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaQij",
            "description": "Under care of asthma specialist nurse",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaR8K",
            "description": "Did not attend asthma review",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaRFi",
            "description": "Patient has a written asthma personal action plan",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaRFj",
            "description": "Health education - asthma self management",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaRFk",
            "description": "Health education - structured asthma discussion",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaRFl",
            "description": "Health education - structured patient focused asthma discuss",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaX3n",
            "description": "Asthma review using Roy Colleg of Physicians three questions",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaXa0",
            "description": "Royal College Physician asthma assessment 3 question score",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaXZm",
            "description": "Asthma causes night time symptoms 1 to 2 times per week",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaXZp",
            "description": "Asthma causes symptoms most nights",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaXZs",
            "description": "Asthma limits activities 1 to 2 times per month",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaXZu",
            "description": "Asthma limits activities 1 to 2 times per week",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaXZx",
            "description": "Asthma limits activities most days",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaY2V",
            "description": "Asthma never causes night symptoms",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaYb8",
            "description": "Asthma self-management plan agreed",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaYja",
            "description": "Asthma trigger - wind",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaYpF",
            "description": "Asthma trigger - perfume",
            "attributes": {
              "CTV3Source": "High_Level_SNOMED"
            }
          },
          {
            "code": "XaYZB",
            "description": "Asthma self-management plan review",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XaYZh",
            "description": "Number days absent from school due to asthma in past 6 month",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XE0YQ",
            "description": "Allergic atopic asthma",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XE0YR",
            "description": "Extrinsic asthma without status asthmaticus",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XE0YS",
            "description": "Extrinsic asthma with status asthmaticus",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XE0YT",
            "description": "Non-allergic asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "XE0YU",
            "description": "Intrinsic asthma with status asthmaticus",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XE0YV",
            "description": "Status asthmaticus NOS",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XE0YW",
            "description": "Asthma attack",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XE0YX",
            "description": "Asthma NOS",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XE0ZP",
            "description": "Extrinsic asthma - atopy (& pollen)",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "XE0ZR",
            "description": "Asthma: [intrinsic] or [late onset]",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "XE0ZT",
            "description": "Asthma: [NOS] or [attack]",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "XE2Nb",
            "description": "Asthma monitoring check done",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XM0s2",
            "description": "Asthma attack NOS",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "XM1Xb",
            "description": "Asthma monitoring",
            "attributes": {
              "CTV3Source": "CTV3Map_Code_And_Term"
            }
          },
          {
            "code": "Y0017",
            "description": "Nocturnal Asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y137e",
            "description": "Asthma guidance",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y137f",
            "description": "Indicators - worsening asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y138a",
            "description": "Indicators - asthma attack",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y139b",
            "description": "Asthma guidance",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y139c",
            "description": "Indicators - worsening asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y139d",
            "description": "Indicators - asthma attack",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y13a1",
            "description": "Worsening asthma - preventer inhaler increased dose",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y13a2",
            "description": "Worsening asthma - reliever inhaler increased dose 4 hourly",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y13a3",
            "description": "Worsening asthma - steroid Rescue dose prednisolone",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y13a4",
            "description": "Worsening asthma - steroid Rescue dose prednisolone no. 5mg tabs",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y13a5",
            "description": "Worsening asthma - steroid Rescue dose prednisolone no. days treatment",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y13a7",
            "description": "Peak flow - worsening asthma - less than",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y13a8",
            "description": "Asthma attack - reliever use more frequent than every",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y13a9",
            "description": "Asthma attack - peak flow less than",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y1b24",
            "description": "Acute severe exacerbation of allergic asthma",
            "attributes": {
              "CTV3Source": "CTV3_Children"
            }
          },
          {
            "code": "Y1f90",
            "description": "Quality and Outcomes Framework asthma quality indicator-related care invitation (procedure)",
            "attributes": {
              "CTV3Source": "QOF"
            }
          }
        ]
      }
    ],
    "coding_system_release": "",
    "open_codelist_version_id": "6629d93b",
    "open_codelist_version_tag": "2020-05-06",
    "status": 1,
    "doi": "https://doi.org/10.48533/v7e0-kp67",
    "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": 8407,
        "version_name": "Current Asthma",
        "version_date": "2026-01-26T23:14:51.394081Z",
        "is_published": true,
        "is_latest": true
      }
    ]
  }
]