{
  "concept_id": 2483,
  "concept_version_id": 6366,
  "coding_system": {
    "id": 20,
    "name": "ICPC-2 codes",
    "description": "ICPC-2 codes"
  },
  "name": "Chronic obstructive pulmonary disease (COPD) Primary care -  4",
  "description": "\n\n*copd*\n\n",
  "author": "Eleanor L Axson, Jennifer K Quint, Mome Mukherjee, Hannah R Whittaker, Philip W Stone, Kate McLaren",
  "entry_date": "2022-01-17",
  "validation_performed": true,
  "validation_description": "Validation of Read Codes for the Identification of COPD in CPRDQuint et al. validated a set of Read codes for the identification of COPD in CPRD in 2014. Using diagnostic codes alone, the positive predictive value (PPV) was 86.5% (77.5–92.3%). Requiring a diagnostic code, spirometry measures, and specific medication increased PPV to 89.4% (80.7–94.5%) but reduced\ncase numbers by 10",
  "publication_doi": "",
  "publication_link": "",
  "secondary_publication_links": "",
  "paper_published": false,
  "source_reference": "",
  "citation_requirements": "",
  "owner_access": 3,
  "group_access": 1,
  "world_access": 2,
  "tags": [],
  "collections": [
    {
      "name": "BREATHE",
      "value": 19,
      "type": 2
    },
    {
      "name": "Phenotype Library",
      "value": 18,
      "type": 2
    }
  ],
  "created_by": null,
  "modified_by": null,
  "owner": null,
  "group": null,
  "phenotype_owner": "PH797",
  "code_attribute_header": [
    "Jakobs et al., 2020",
    "Lokke et al., 2020",
    "Savran et al., 2020",
    "Nies et al., 2021"
  ],
  "phenotype_owner_history_id": 2221,
  "requested_entity_id": null,
  "components": [
    {
      "id": 2805,
      "name": "Chronic obstructive pulmonary disease (COPD) Primary care",
      "logical_type": "INCLUDE",
      "source_type": "SELECT_IMPORT",
      "source": null,
      "codes": [
        {
          "id": 169314,
          "code": "R95",
          "description": "Chronic obstructive pulmonary disease",
          "attributes": {
            "Jakobs et al., 2020": "Y",
            "Lokke et al., 2020": "Y",
            "Savran et al., 2020": "Y",
            "Nies et al., 2021": "Y"
          }
        }
      ]
    }
  ],
  "version_history": [
    {
      "version_id": 6366,
      "version_name": "Chronic obstructive pulmonary disease (COPD) Primary care -  4",
      "version_date": "2022-01-17T14:00:14.886689Z",
      "is_published": true,
      "is_latest": true
    }
  ]
}