{
  "description": "This ValueSet is part of the Health Device Data Transfer specification (HDDT) which defines profiles, operations, and value sets \\nfor sharing data between medical aids and digital health applications (DiGA). \\n\\nThis ValueSet defines the LOINC codes, used for lung function reference values:\\n- The reference value for Peak Expiratory Flow (PEF) is the personal best value achieved by the patient within a certain time frame. \\n- The reference value for Forced Expiratory Volume in 1 second (FEV1) is in most cases a predicted value, calculated based on demographic data of the patient.",
  "compose": {
    "include": [ {
      "system": "http://loinc.org",
      "concept": [ {
        "code": "83368-1",
        "display": "Personal best peak expiratory gas flow Respiratory system airway"
      }, {
        "code": "20149-1",
        "display": "FEV1 predicted"
      } ]
    } ]
  },
  "_filename": "ValueSet-hddt-lung-function-reference-values.json",
  "package_name": "de.gematik.hddt",
  "date": "2026-01-26",
  "meta": {
    "profile": [ "http://hl7.org/fhir/StructureDefinition/shareablevalueset" ]
  },
  "publisher": "gematik GmbH",
  "name": "HddtLungFunctionReferenceValues",
  "copyright": "gematik GmbH. This material contains content from [LOINC](http://loinc.org). LOINC is copyright ©1995, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at [http://loinc.org/license](http://loinc.org/license). LOINC® is a registered United States trademark of Regenstrief Institute, Inc.",
  "type": null,
  "experimental": "false",
  "resourceType": "ValueSet",
  "title": "Lung Function Reference Values from LOINC",
  "package_version": "1.0.0-rc",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/resource-effectivePeriod",
    "valuePeriod": {
      "start": "2026-02-01"
    }
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/artifact-author",
    "valueContactDetail": {
      "name": "gematik GmbH"
    }
  } ],
  "status": "active",
  "language": "en",
  "id": "cbb80ac9-d259-47c9-8f7e-20c6dec8268d",
  "kind": null,
  "url": "https://gematik.de/fhir/hddt/ValueSet/hddt-lung-function-reference-values",
  "version": "1.0.0-rc",
  "contact": [ {
    "telecom": [ {
      "value": "https://www.gematik.de",
      "system": "url"
    } ]
  } ]
}