{
  "description": "Code indicating how the current observation compares to previous observations - e.g., no change, rising trend, decreasing trend, etc...",
  "compose": {
    "include": [ {
      "system": "http://terminology.hl7.org/CodeSystem/v2-0078",
      "concept": [ {
        "code": "B",
        "display": "Better-use when direction not relevant"
      }, {
        "code": "D",
        "display": "Significant change down"
      }, {
        "code": "U",
        "display": "Significant change up"
      }, {
        "code": "W",
        "display": "Worse-use when direction not relevant"
      } ]
    } ]
  },
  "_filename": "ValueSet-qicore-observation-delta.json",
  "package_name": "hl7.fhir.us.qicore",
  "date": "2018-08-22",
  "meta": {
    "profile": [ "http://hl7.org/fhir/StructureDefinition/shareablevalueset" ]
  },
  "publisher": "http://www.hl7.org/Special/committees/cqi/index.cfm",
  "jurisdiction": [ {
    "coding": [ {
      "code": "US",
      "system": "urn:iso:std:iso:3166"
    } ]
  } ],
  "name": "QICoreObservationDelta",
  "type": null,
  "experimental": "false",
  "resourceType": "ValueSet",
  "title": "QICore Observation Delta Value Set Definition",
  "package_version": "4.1.1",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/valueset-extensible",
    "valueBoolean": true
  } ],
  "status": "draft",
  "id": "3bfc7948-9a89-4279-a802-bbe9030b07f4",
  "kind": null,
  "url": "http://hl7.org/fhir/us/qicore/ValueSet/qicore-observation-delta",
  "version": "4.1.1",
  "contact": [ {
    "name": "Clinical Quality Information WG",
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/cqi",
      "system": "url"
    } ]
  } ]
}