Clinical Quality Language Specification
2.0.0-ballot - R2 STU 1 (Ballot)

Clinical Quality Language Specification, published by Clinical Decision Support WG. This guide is not an authorized publication; it is the continuous build for version 2.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/cql/ and changes regularly. See the Directory of published versions

## : CQL Message Characteristic Codes - JSON Representation

Page standards status: Trial-use | Maturity Level: 2

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    {
      "resourceType" : "CodeSystem",
      "id" : "cql-message-characteristic-codes",
      "text" : {
        "status" : "generated",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem cql-message-characteristic-codes</b></p><a name=\"cql-message-characteristic-codes\"> </a><a name=\"hccql-message-characteristic-codes\"> </a><p>This case-sensitive code system <code>http://cql.hl7.org/CodeSystem/cql-message-characteristic-codes</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">category<a name=\"cql-message-characteristic-codes-category\"> </a></td><td>Category</td><td><div><p>The language area, possible values are codes in the <a href=\"CodeSystem-cql-message-category-codes.html\">CQL Message Category Codes</a> code system.</p>\n</div></td></tr><tr><td style=\"white-space:nowrap\">severity<a name=\"cql-message-characteristic-codes-severity\"> </a></td><td>Severity</td><td><div><p>Severity of the issue, possible values are codes in the <a href=\"CodeSystem-cql-message-severity-codes.html\">CQL Message Severity Codes</a> code system.</p>\n</div></td></tr><tr><td style=\"white-space:nowrap\">source<a name=\"cql-message-characteristic-codes-source\"> </a></td><td>Source</td><td><div><p>The source of the issue, providing information about where the issue is originating and how it might be addressed, possible values are codes in the <a href=\"CodeSystem-cql-message-source-codes.html\">CQL Message Source Codes</a> code system.</p>\n</div></td></tr><tr><td style=\"white-space:nowrap\">example<a name=\"cql-message-characteristic-codes-example\"> </a></td><td>Example Message</td><td><div><p>An example message providing a sample of what kinds of actual messages will be returned with this code.</p>\n</div></td></tr><tr><td style=\"white-space:nowrap\">notes<a name=\"cql-message-characteristic-codes-notes\"> </a></td><td>Notes</td><td><div><p>Notes about the message, especially how to address the issue being identified.</p>\n</div></td></tr><tr><td style=\"white-space:nowrap\">spec-link<a name=\"cql-message-characteristic-codes-spec-link\"> </a></td><td>Specification Link</td><td><div><p>A URL to the point in the specification where this message is defined.</p>\n</div></td></tr></table></div>"
      },
      "extension" : [
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
          "valueCode" : "cds"
        },
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
          "valueCode" : "trial-use"
        },
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
          "valueInteger" : 2
        }
      ],
      "url" : "http://cql.hl7.org/CodeSystem/cql-message-characteristic-codes",
      "version" : "2.0.0-ballot",
      "name" : "CQLMessageCharacteristicCodes",
      "title" : "CQL Message Characteristic Codes",
      "status" : "active",
      "experimental" : false,
      "date" : "2025-10-24T16:45:25+00:00",
      "publisher" : "Clinical Decision Support WG",
      "contact" : [
        {
          "telecom" : [
            {
              "system" : "url",
              "value" : "http://www.hl7.org/Special/committees/dss/index.cfm"
            }
          ]
        }
      ],
      "description" : "Codes for characteristics of messages returned by applications that process Clinical Quality Language.",
      "caseSensitive" : true,
      "valueSet" : "http://cql.hl7.org/ValueSet/cql-message-characteristic",
      "content" : "complete",
      "concept" : [
        {
          "code" : "category",
          "display" : "Category",
          "definition" : "The language area, possible values are codes in the [CQL Message Category Codes](CodeSystem-cql-message-category-codes.html) code system."
        },
        {
          "code" : "severity",
          "display" : "Severity",
          "definition" : "Severity of the issue, possible values are codes in the [CQL Message Severity Codes](CodeSystem-cql-message-severity-codes.html) code system."
        },
        {
          "code" : "source",
          "display" : "Source",
          "definition" : "The source of the issue, providing information about where the issue is originating and how it might be addressed, possible values are codes in the [CQL Message Source Codes](CodeSystem-cql-message-source-codes.html) code system."
        },
        {
          "code" : "example",
          "display" : "Example Message",
          "definition" : "An example message providing a sample of what kinds of actual messages will be returned with this code."
        },
        {
          "code" : "notes",
          "display" : "Notes",
          "definition" : "Notes about the message, especially how to address the issue being identified."
        },
        {
          "code" : "spec-link",
          "display" : "Specification Link",
          "definition" : "A URL to the point in the specification where this message is defined."
        }
      ]
    }