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Narrative

Note: links and images are rebased to the (stated) source

/*
This example is purely for illustration purposes to show how all the elements of a
FHIR-based quality measure are represented. It is intentionally simplified to show
specific aspects of a measure, and is not intended as an example of a clinically
meaningful measure.
*/
library Terminology version '1.0.0'

using FHIR version '4.0.1'

include FHIRHelpers version '4.0.1' called FHIRHelpers
include CommonTerminologies version '1.0.000' called Common

// NOTE: Versioning is used in this example to illustrate completely how versioning is applied
// References to specific versions of code systems and value sets should be used only when necessary

valueset "Encounter Inpatient SNOMEDCT Value Set":
   'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.666.7.307|20160929'

code "Venous foot pump, device (physical object)": '442023007' from Common."SNOMED CT:2017-09"
code "Right foot": '7769000' from Common."SNOMED CT:2017-09"

parameter "Measurement Period" Interval<DateTime>

define "Inpatient Encounter":
  ["Encounter": type in "Encounter Inpatient SNOMEDCT Value Set"] E
    where E.status = 'finished'

// DeviceUseStatement has a known issue with the publication tooling
// so it is removed to allow this IG to publish until that is fixed
//define "Venous Foot Pumps Applied":
//  ["DeviceUseStatement": code in "Venous foot pump, device (physical object)"] D
//    where D.status = 'completed'
//      and D.bodySite ~ ToConcept("Right foot")

Source1

{
  "resourceType": "Library",
  "id": "Terminology-FHIR",
  "text": {
    "status": "extensions",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-softwaresystem",
      "valueReference": {
        "reference": "Device/software-system-example"
      }
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "cqi"
    }
  ],
  "url": "http://hl7.org/fhir/us/cqfmeasures/Library/Terminology-FHIR",
  "version": "1.0.0",
  "name": "Terminology",
  "title": "Terminology Library",
  "status": "draft",
  "type": {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/library-type",
        "code": "logic-library"
      }
    ]
  },
  "date": "2024-11-04T20:33:12+00:00",
  "publisher": "HL7 International / Clinical Quality Information",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/cqi"
        }
      ]
    }
  ],
  "description": "This library is the primary measure library for the terminology example measure",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "urn:iso:std:iso:3166",
          "code": "US"
        }
      ]
    }
  ],
  "relatedArtifact": [
    {
      "type": "depends-on",
      "display": "FHIR model information",
      "resource": "http://fhir.org/guides/cqf/common/Library/FHIR-ModelInfo|4.0.1"
    },
    {
      "type": "depends-on",
      "display": "Library FHIRHelpers",
      "resource": "http://fhir.org/guides/common/Library/FHIRHelpers|4.0.1"
    },
    {
      "type": "depends-on",
      "display": "Code system SNOMED CT:2017-09",
      "resource": "http://snomed.info/sct|http://snomed.info/sct/731000124108/version/201709"
    },
    {
      "type": "depends-on",
      "display": "Value set Encounter Inpatient SNOMEDCT Value Set",
      "resource": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.666.7.307|20160929"
    }
  ],
  "parameter": [
    {
      "name": "Measurement Period",
      "use": "in",
      "min": 0,
      "max": "1",
      "type": "Period"
    },
    {
      "name": "Inpatient Encounter",
      "use": "out",
      "min": 0,
      "max": "*",
      "type": "Encounter"
    }
  ],
  "dataRequirement": [
    {
      "type": "Encounter",
      "profile": [
        "http://hl7.org/fhir/StructureDefinition/Encounter"
      ],
      "codeFilter": [
        {
          "path": "type",
          "valueSet": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.666.7.307|20160929"
        },
        {
          "path": "status",
          "code": [
            {
              "system": "http://hl7.org/fhir/encounter-status",
              "code": "finished"
            }
          ]
        }
      ]
    }
  ],
  "content": [
    {
      "contentType": "text/cql",
      "data": "LyoKVGhpcyBleGFtcGxlIGlzIHB1cmVseSBmb3IgaWxsdXN0cmF0aW9uIHB1cnBvc2VzIHRvIHNob3cgaG93IGFsbCB0aGUgZWxlbWVudHMgb2YgYQpGSElSLWJhc2VkIHF1YWxpdHkgbWVhc3VyZSBhcmUgcmVwcmVzZW50ZWQuIEl0IGlzIGludGVudGlvbmFsbHkgc2ltcGxpZmllZCB0byBzaG93CnNwZWNpZmljIGFzcGVjdHMgb2YgYSBtZWFzdXJlLCBhbmQgaXMgbm90IGludGVuZGVkIGFzIGFuIGV4YW1wbGUgb2YgYSBjbGluaWNhbGx5Cm1lYW5pbmdmdWwgbWVhc3VyZS4KKi8KbGlicmFyeSBUZXJtaW5vbG9neSB2ZXJzaW9uICcxLjAuMCcKCnVzaW5nIEZISVIgdmVyc2lvbiAnNC4wLjEnCgppbmNsdWRlIEZISVJIZWxwZXJzIHZlcnNpb24gJzQuMC4xJyBjYWxsZWQgRkhJUkhlbHBlcnMKaW5jbHVkZSBDb21tb25UZXJtaW5vbG9naWVzIHZlcnNpb24gJzEuMC4wMDAnIGNhbGxlZCBDb21tb24KCi8vIE5PVEU6IFZlcnNpb25pbmcgaXMgdXNlZCBpbiB0aGlzIGV4YW1wbGUgdG8gaWxsdXN0cmF0ZSBjb21wbGV0ZWx5IGhvdyB2ZXJzaW9uaW5nIGlzIGFwcGxpZWQKLy8gUmVmZXJlbmNlcyB0byBzcGVjaWZpYyB2ZXJzaW9ucyBvZiBjb2RlIHN5c3RlbXMgYW5kIHZhbHVlIHNldHMgc2hvdWxkIGJlIHVzZWQgb25seSB3aGVuIG5lY2Vzc2FyeQoKdmFsdWVzZXQgIkVuY291bnRlciBJbnBhdGllbnQgU05PTUVEQ1QgVmFsdWUgU2V0IjoKICAgJ2h0dHA6Ly9jdHMubmxtLm5paC5nb3YvZmhpci9WYWx1ZVNldC8yLjE2Ljg0MC4xLjExMzg4My4zLjY2Ni43LjMwN3wyMDE2MDkyOScKCmNvZGUgIlZlbm91cyBmb290IHB1bXAsIGRldmljZSAocGh5c2ljYWwgb2JqZWN0KSI6ICc0NDIwMjMwMDcnIGZyb20gQ29tbW9uLiJTTk9NRUQgQ1Q6MjAxNy0wOSIKY29kZSAiUmlnaHQgZm9vdCI6ICc3NzY5MDAwJyBmcm9tIENvbW1vbi4iU05PTUVEIENUOjIwMTctMDkiCgpwYXJhbWV0ZXIgIk1lYXN1cmVtZW50IFBlcmlvZCIgSW50ZXJ2YWw8RGF0ZVRpbWU+CgpkZWZpbmUgIklucGF0aWVudCBFbmNvdW50ZXIiOgogIFsiRW5jb3VudGVyIjogdHlwZSBpbiAiRW5jb3VudGVyIElucGF0aWVudCBTTk9NRURDVCBWYWx1ZSBTZXQiXSBFCiAgICB3aGVyZSBFLnN0YXR1cyA9ICdmaW5pc2hlZCcKCi8vIERldmljZVVzZVN0YXRlbWVudCBoYXMgYSBrbm93biBpc3N1ZSB3aXRoIHRoZSBwdWJsaWNhdGlvbiB0b29saW5nCi8vIHNvIGl0IGlzIHJlbW92ZWQgdG8gYWxsb3cgdGhpcyBJRyB0byBwdWJsaXNoIHVudGlsIHRoYXQgaXMgZml4ZWQKLy9kZWZpbmUgIlZlbm91cyBGb290IFB1bXBzIEFwcGxpZWQiOgovLyAgWyJEZXZpY2VVc2VTdGF0ZW1lbnQiOiBjb2RlIGluICJWZW5vdXMgZm9vdCBwdW1wLCBkZXZpY2UgKHBoeXNpY2FsIG9iamVjdCkiXSBECi8vICAgIHdoZXJlIEQuc3RhdHVzID0gJ2NvbXBsZXRlZCcKLy8gICAgICBhbmQgRC5ib2R5U2l0ZSB+IFRvQ29uY2VwdCgiUmlnaHQgZm9vdCIpCg=="
    }
  ]
}