Clinical Document Architecture, published by Health Level 7. This guide is not an authorized publication; it is the continuous build for version 2.0.0-sd built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/CDA-core-sd/ and changes regularly. See the Directory of published versions

• Content
• Detailed Descriptions
• Mappings
• XML
• JSON

Logical Model: BL - JSON Profile

JSON representation of the BL logical model.

Raw json | Download

{
  "resourceType" : "StructureDefinition",
  "id" : "BL",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n      <p>The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.</p>\n    </div>"
  },
  "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/logical-container",
      "valueUri" : "http://hl7.org/cda/stds/core/StructureDefinition/ClinicalDocument"
    }
  ],
  "url" : "http://hl7.org/cda/stds/core/StructureDefinition/BL",
  "version" : "2.0.0-sd",
  "name" : "BL",
  "title" : "BL: Boolean (V3 Data Type)",
  "status" : "active",
  "experimental" : false,
  "date" : "2024-10-25T20:25:09+00:00",
  "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" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
  "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/BL",
  "baseDefinition" : "http://hl7.org/cda/stds/core/StructureDefinition/ANY",
  "derivation" : "specialization",
  "snapshot" : {
    "element" : [
      {
        "id" : "BL",
        "path" : "BL",
        "short" : "Base for all types and resources",
        "definition" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
        "min" : 1,
        "max" : "*",
        "base" : {
          "path" : "Base",
          "min" : 0,
          "max" : "*"
        },
        "constraint" : [
          {
            "key" : "value-null",
            "severity" : "error",
            "human" : "value and nullFlavor are mutually exclusive (one must be present)",
            "expression" : "(value | nullFlavor).count() = 1"
          }
        ],
        "isModifier" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "BL.nullFlavor",
        "path" : "BL.nullFlavor",
        "representation" : [
          "xmlAttr"
        ],
        "label" : "Exceptional Value Detail",
        "definition" : "If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "ANY.nullFlavor",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code",
            "profile" : [
              🔗 "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
            ]
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor"
        }
      },
      {
        "id" : "BL.value",
        "path" : "BL.value",
        "representation" : [
          "xmlAttr"
        ],
        "definition" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "BL.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean",
            "profile" : [
              🔗 "http://hl7.org/cda/stds/core/StructureDefinition/bl-simple"
            ]
          }
        ]
      }
    ]
  },
  "differential" : {
    "element" : [
      {
        "id" : "BL",
        "path" : "BL",
        "definition" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
        "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" : "BL.value",
        "path" : "BL.value",
        "representation" : [
          "xmlAttr"
        ],
        "definition" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "boolean",
            "profile" : [
              🔗 "http://hl7.org/cda/stds/core/StructureDefinition/bl-simple"
            ]
          }
        ]
      }
    ]
  }
}