ST-dot-r2b: CharacterString with Value Attribute (V3 Data Type) - Clinical Document Architecture v2.0.1-sd-202510-matchbox-patch

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• ST-dot-r2b: CharacterString with Value Attribute (V3 Data Type)

Logical Model: ST-dot-r2b: CharacterString with Value Attribute (V3 Data Type)

Official URL:http://hl7.org/cda/stds/core/StructureDefinition/ST-dot-r2b	Version:2.0.1-sd-202510-matchbox-patch
Active as of 2025-10-29	Computable Name:ST_dot_r2b

A character string data type variant that uses a value attribute rather than element content. This datatype is primarily used to handle version numbers and other string values in CDA documents where the data is stored as an XML attribute.

Usages:

• Use this Logical Model: Observation (CDA Class)

You can also check for usages in the FHIR IG Statistics

Formal Views of Template Content

Description of Template, Differentials, Snapshots and how the different presentations work.

Other representations of profile: CSV, Excel

Resource Content

{
  "resourceType" : "StructureDefinition",
  "id" : "ST-dot-r2b",
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/tools/StructureDefinition/logical-target",
      "_valueBoolean" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/data-absent-reason",
            "valueCode" : "not-applicable"
          }
        ]
      }
    },
    {
      "url" : "http://hl7.org/fhir/tools/StructureDefinition/xml-namespace",
      "valueUri" : "urn:hl7-org:v3"
    },
    {
      "url" : "http://hl7.org/fhir/tools/StructureDefinition/xml-name",
      "valueString" : "ST.r2b"
    },
    {
      "url" : "http://hl7.org/fhir/tools/StructureDefinition/logical-container",
      "valueUri" : "http://hl7.org/cda/stds/core/StructureDefinition/ClinicalDocument"
    }
  ],
  "url" : "http://hl7.org/cda/stds/core/StructureDefinition/ST-dot-r2b",
  "version" : "2.0.1-sd-202510-matchbox-patch",
  "name" : "ST_dot_r2b",
  "title" : "ST-dot-r2b: CharacterString with Value Attribute (V3 Data Type)",
  "status" : "active",
  "experimental" : false,
  "date" : "2025-10-29T22:15:57+01:00",
  "publisher" : "Health Level 7",
  "contact" : [
    {
      "name" : "HL7 International - Structured Documents",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/structure"
        },
        {
          "system" : "email",
          "value" : "structdog@lists.HL7.org"
        }
      ]
    }
  ],
  "description" : "A character string data type variant that uses a value attribute rather than element content. This datatype is primarily used to handle version numbers and other string values in CDA documents where the data is stored as an XML attribute.",
  "fhirVersion" : "5.0.0",
  "mapping" : [
    {
      "identity" : "rim",
      "uri" : "http://hl7.org/v3",
      "name" : "RIM Mapping"
    }
  ],
  "kind" : "logical",
  "abstract" : false,
  "type" : "http://hl7.org/cda/stds/core/StructureDefinition/ST_dot_r2b",
  "baseDefinition" : "http://hl7.org/cda/stds/core/StructureDefinition/ANY",
  "derivation" : "specialization",
  "differential" : {
    "element" : [
      {
        "id" : "ST_dot_r2b",
        "path" : "ST_dot_r2b",
        "definition" : "A character string data type variant that uses a value attribute rather than element content.",
        "min" : 1,
        "max" : "*",
        "constraint" : [
          {
            "key" : "value-null",
            "severity" : "error",
            "human" : "value and nullFlavor are mutually exclusive (one must be present)",
            "expression" : "(value | nullFlavor).count() = 1"
          }
        ]
      },
      {
        "id" : "ST_dot_r2b.value",
        "path" : "ST_dot_r2b.value",
        "representation" : ["xmlAttr"],
        "label" : "Value",
        "definition" : "The string value stored as an XML attribute rather than element content.",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "string",
            "profile" : ["http://hl7.org/cda/stds/core/StructureDefinition/st-simple"]
          }
        ]
      }
    ]
  }
}