Clinical Document Architecture
2.0.1 - active

Clinical Document Architecture, published by Health Level 7. This is not an authorized publication; it is the continuous build for version 2.0.1). This version is based on the current content of https://github.com/HL7/CDA-core-2.0/ and changes regularly. See the Directory of published versions

Logical Model: CDAR2.Observation - JSON Profile

Active as of 2023-10-03

JSON representation of the Observation logical model.

Raw json | Download


{
  "resourceType" : "StructureDefinition",
  "id" : "Observation",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n      <p>A derivative of the RIM Observation class, used for representing coded and other observations.</p>\n      <p>Observation.negationInd, when set to &quot;true&quot;, is a positive assertion that the Observation as a whole is negated. Some properties such as Observation.id, Observation.moodCode, and the participations are not negated. These properties always have the same meaning: i.e., the author remains the author of the negative Observation. An observation statement with negationInd is still a statement about the specific fact described by the Observation. For instance, a negated &quot;finding of wheezing on July 1&quot; means that the author positively denies that there was wheezing on July 1, and that he takes the same responsibility for such statement and the same requirement to have evidence for such statement than if he had not used negation.</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/StructureDefinition/elementdefinition-namespace",
      "valueUri" : "urn:hl7-org:v3"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-xml-name",
      "valueUri" : "observation"
    }
  ],
  "url" : "http://hl7.org/cda/stds/core/StructureDefinition/Observation",
  "version" : "2.0.1",
  "name" : "CDAR2.Observation",
  "title" : "Observation (CDA Class)",
  "status" : "active",
  "experimental" : false,
  "date" : "2023-10-03T20:44:04+00:00",
  "publisher" : "Health Level 7",
  "contact" : [
    {
      "name" : "HL7 International - Structured Documents",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/structdoc"
        },
        {
          "system" : "email",
          "value" : "structdog@lists.HL7.org"
        }
      ]
    }
  ],
  "description" : "A derivative of the RIM Observation class, used for representing coded and other observations.\nObservation.negationInd, when set to \"true\", is a positive assertion that the Observation as a whole is negated. Some properties such as Observation.id, Observation.moodCode, and the participations are not negated. These properties always have the same meaning: i.e., the author remains the author of the negative Observation. An observation statement with negationInd is still a statement about the specific fact described by the Observation. For instance, a negated \"finding of wheezing on July 1\" means that the author positively denies that there was wheezing on July 1, and that he takes the same responsibility for such statement and the same requirement to have evidence for such statement than if he had not used negation.",
  "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/Observation",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Base",
  "derivation" : "specialization",
  "snapshot" : {
    "element" : [
      {
        "id" : "Observation",
        "path" : "Observation",
        "short" : "Base for all types and resources",
        "definition" : "Base definition for all types defined in FHIR type system.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Base",
          "min" : 0,
          "max" : "*"
        },
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Observation.classCode",
        "path" : "Observation.classCode",
        "representation" : [
          "xmlAttr"
        ],
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Observation.classCode",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code",
            "profile" : [
              "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
            ]
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ActClassObservation"
        }
      },
      {
        "id" : "Observation.moodCode",
        "path" : "Observation.moodCode",
        "representation" : [
          "xmlAttr"
        ],
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Observation.moodCode",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code",
            "profile" : [
              "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
            ]
          }
        ]
      },
      {
        "id" : "Observation.negationInd",
        "path" : "Observation.negationInd",
        "representation" : [
          "xmlAttr"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.negationInd",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean",
            "profile" : [
              "http://hl7.org/cda/stds/core/StructureDefinition/bl-simple"
            ]
          }
        ]
      },
      {
        "id" : "Observation.realmCode",
        "path" : "Observation.realmCode",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.realmCode",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CS"
          }
        ]
      },
      {
        "id" : "Observation.typeId",
        "path" : "Observation.typeId",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.typeId",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          }
        ]
      },
      {
        "id" : "Observation.templateId",
        "path" : "Observation.templateId",
        "definition" : "When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.templateId",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          }
        ]
      },
      {
        "id" : "Observation.id",
        "path" : "Observation.id",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.id",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          }
        ]
      },
      {
        "id" : "Observation.code",
        "path" : "Observation.code",
        "representation" : [
          "typeAttr"
        ],
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Observation.code",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CD"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ObservationType"
        }
      },
      {
        "id" : "Observation.derivationExpr",
        "path" : "Observation.derivationExpr",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.derivationExpr",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ST"
          }
        ]
      },
      {
        "id" : "Observation.text",
        "path" : "Observation.text",
        "representation" : [
          "typeAttr"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ED"
          }
        ]
      },
      {
        "id" : "Observation.statusCode",
        "path" : "Observation.statusCode",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.statusCode",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CS"
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ActStatus"
        }
      },
      {
        "id" : "Observation.effectiveTime",
        "path" : "Observation.effectiveTime",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.effectiveTime",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/IVL-TS"
          }
        ]
      },
      {
        "id" : "Observation.priorityCode",
        "path" : "Observation.priorityCode",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.priorityCode",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CE"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ActPriority"
        }
      },
      {
        "id" : "Observation.repeatNumber",
        "path" : "Observation.repeatNumber",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.repeatNumber",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/IVL-INT"
          }
        ]
      },
      {
        "id" : "Observation.languageCode",
        "path" : "Observation.languageCode",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.languageCode",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CS"
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-HumanLanguage"
        }
      },
      {
        "id" : "Observation.value",
        "path" : "Observation.value",
        "representation" : [
          "typeAttr"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.value",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ANY"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/BL"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ED"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ST"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CD"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CV"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CE"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/SC"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/TEL"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/AD"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/EN"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/INT"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/REAL"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/PQ"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/MO"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/IVL-PQ"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/IVL-TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/PIVL-TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/EIVL-TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/SXPR-TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/RTO-PQ-PQ"
          }
        ]
      },
      {
        "id" : "Observation.interpretationCode",
        "path" : "Observation.interpretationCode",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.interpretationCode",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CE"
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ObservationInterpretation"
        }
      },
      {
        "id" : "Observation.methodCode",
        "path" : "Observation.methodCode",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.methodCode",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CE"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ObservationMethod"
        }
      },
      {
        "id" : "Observation.targetSiteCode",
        "path" : "Observation.targetSiteCode",
        "definition" : "Drawn from concept domain ActSite",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.targetSiteCode",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CD"
          }
        ]
      },
      {
        "id" : "Observation.subject",
        "path" : "Observation.subject",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.subject",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Subject"
          }
        ]
      },
      {
        "id" : "Observation.specimen",
        "path" : "Observation.specimen",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.specimen",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Specimen"
          }
        ]
      },
      {
        "id" : "Observation.performer",
        "path" : "Observation.performer",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.performer",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Performer2"
          }
        ]
      },
      {
        "id" : "Observation.author",
        "path" : "Observation.author",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.author",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Author"
          }
        ]
      },
      {
        "id" : "Observation.informant",
        "path" : "Observation.informant",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.informant",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Informant"
          }
        ]
      },
      {
        "id" : "Observation.participant",
        "path" : "Observation.participant",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.participant",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Participant2"
          }
        ]
      },
      {
        "id" : "Observation.entryRelationship",
        "path" : "Observation.entryRelationship",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.entryRelationship",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/EntryRelationship"
          }
        ]
      },
      {
        "id" : "Observation.reference",
        "path" : "Observation.reference",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.reference",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Reference"
          }
        ]
      },
      {
        "id" : "Observation.precondition",
        "path" : "Observation.precondition",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.precondition",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Precondition"
          }
        ]
      },
      {
        "id" : "Observation.referenceRange",
        "path" : "Observation.referenceRange",
        "definition" : "Relates an Observation to the ObservationRange class, where the expected range of values for a particular observation can be specified.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Observation.referenceRange",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/InfrastructureRoot"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ]
      },
      {
        "id" : "Observation.referenceRange.nullFlavor",
        "path" : "Observation.referenceRange.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://terminology.hl7.org/ValueSet/v3-NullFlavor"
        }
      },
      {
        "id" : "Observation.referenceRange.realmCode",
        "path" : "Observation.referenceRange.realmCode",
        "definition" : "When valued in an instance, this attribute signals the imposition of realm-specific constraints. The value of this attribute identifies the realm in question",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "InfrastructureRoot.realmCode",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CS"
          }
        ]
      },
      {
        "id" : "Observation.referenceRange.typeId",
        "path" : "Observation.referenceRange.typeId",
        "definition" : "When valued in an instance, this attribute signals the imposition of constraints defined in an HL7-specified message type. This might be a common type (also known as CMET in the messaging communication environment), or content included within a wrapper. The value of this attribute provides a unique identifier for the type in question.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "InfrastructureRoot.typeId",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          }
        ]
      },
      {
        "id" : "Observation.referenceRange.templateId",
        "path" : "Observation.referenceRange.templateId",
        "definition" : "When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "InfrastructureRoot.templateId",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          }
        ]
      },
      {
        "id" : "Observation.referenceRange.typeCode",
        "path" : "Observation.referenceRange.typeCode",
        "representation" : [
          "xmlAttr"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Observation.referenceRange.typeCode",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code",
            "profile" : [
              "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
            ]
          }
        ],
        "fixedCode" : "REFV",
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ActRelationshipPertains"
        }
      },
      {
        "id" : "Observation.referenceRange.observationRange",
        "path" : "Observation.referenceRange.observationRange",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Observation.referenceRange.observationRange",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ObservationRange"
          }
        ]
      }
    ]
  },
  "differential" : {
    "element" : [
      {
        "id" : "Observation",
        "path" : "Observation",
        "min" : 1,
        "max" : "1"
      },
      {
        "id" : "Observation.classCode",
        "path" : "Observation.classCode",
        "representation" : [
          "xmlAttr"
        ],
        "min" : 1,
        "max" : "1",
        "type" : [
          {
            "code" : "code",
            "profile" : [
              "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
            ]
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ActClassObservation"
        }
      },
      {
        "id" : "Observation.moodCode",
        "path" : "Observation.moodCode",
        "representation" : [
          "xmlAttr"
        ],
        "min" : 1,
        "max" : "1",
        "type" : [
          {
            "code" : "code",
            "profile" : [
              "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
            ]
          }
        ]
      },
      {
        "id" : "Observation.negationInd",
        "path" : "Observation.negationInd",
        "representation" : [
          "xmlAttr"
        ],
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "boolean",
            "profile" : [
              "http://hl7.org/cda/stds/core/StructureDefinition/bl-simple"
            ]
          }
        ]
      },
      {
        "id" : "Observation.realmCode",
        "path" : "Observation.realmCode",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CS"
          }
        ]
      },
      {
        "id" : "Observation.typeId",
        "path" : "Observation.typeId",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          }
        ]
      },
      {
        "id" : "Observation.templateId",
        "path" : "Observation.templateId",
        "definition" : "When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          }
        ]
      },
      {
        "id" : "Observation.id",
        "path" : "Observation.id",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          }
        ]
      },
      {
        "id" : "Observation.code",
        "path" : "Observation.code",
        "representation" : [
          "typeAttr"
        ],
        "min" : 1,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CD"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ObservationType"
        }
      },
      {
        "id" : "Observation.derivationExpr",
        "path" : "Observation.derivationExpr",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ST"
          }
        ]
      },
      {
        "id" : "Observation.text",
        "path" : "Observation.text",
        "representation" : [
          "typeAttr"
        ],
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ED"
          }
        ]
      },
      {
        "id" : "Observation.statusCode",
        "path" : "Observation.statusCode",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CS"
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ActStatus"
        }
      },
      {
        "id" : "Observation.effectiveTime",
        "path" : "Observation.effectiveTime",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/IVL-TS"
          }
        ]
      },
      {
        "id" : "Observation.priorityCode",
        "path" : "Observation.priorityCode",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CE"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ActPriority"
        }
      },
      {
        "id" : "Observation.repeatNumber",
        "path" : "Observation.repeatNumber",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/IVL-INT"
          }
        ]
      },
      {
        "id" : "Observation.languageCode",
        "path" : "Observation.languageCode",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CS"
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-HumanLanguage"
        }
      },
      {
        "id" : "Observation.value",
        "path" : "Observation.value",
        "representation" : [
          "typeAttr"
        ],
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ANY"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/BL"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ED"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ST"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CD"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CV"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CE"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/SC"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/II"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/TEL"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/AD"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/EN"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/INT"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/REAL"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/PQ"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/MO"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/IVL-PQ"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/IVL-TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/PIVL-TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/EIVL-TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/SXPR-TS"
          },
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/RTO-PQ-PQ"
          }
        ]
      },
      {
        "id" : "Observation.interpretationCode",
        "path" : "Observation.interpretationCode",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CE"
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ObservationInterpretation"
        }
      },
      {
        "id" : "Observation.methodCode",
        "path" : "Observation.methodCode",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CE"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ObservationMethod"
        }
      },
      {
        "id" : "Observation.targetSiteCode",
        "path" : "Observation.targetSiteCode",
        "definition" : "Drawn from concept domain ActSite",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/CD"
          }
        ]
      },
      {
        "id" : "Observation.subject",
        "path" : "Observation.subject",
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Subject"
          }
        ]
      },
      {
        "id" : "Observation.specimen",
        "path" : "Observation.specimen",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Specimen"
          }
        ]
      },
      {
        "id" : "Observation.performer",
        "path" : "Observation.performer",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Performer2"
          }
        ]
      },
      {
        "id" : "Observation.author",
        "path" : "Observation.author",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Author"
          }
        ]
      },
      {
        "id" : "Observation.informant",
        "path" : "Observation.informant",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Informant"
          }
        ]
      },
      {
        "id" : "Observation.participant",
        "path" : "Observation.participant",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Participant2"
          }
        ]
      },
      {
        "id" : "Observation.entryRelationship",
        "path" : "Observation.entryRelationship",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/EntryRelationship"
          }
        ]
      },
      {
        "id" : "Observation.reference",
        "path" : "Observation.reference",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Reference"
          }
        ]
      },
      {
        "id" : "Observation.precondition",
        "path" : "Observation.precondition",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/Precondition"
          }
        ]
      },
      {
        "id" : "Observation.referenceRange",
        "path" : "Observation.referenceRange",
        "definition" : "Relates an Observation to the ObservationRange class, where the expected range of values for a particular observation can be specified.",
        "min" : 0,
        "max" : "*",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/InfrastructureRoot"
          }
        ]
      },
      {
        "id" : "Observation.referenceRange.typeCode",
        "path" : "Observation.referenceRange.typeCode",
        "representation" : [
          "xmlAttr"
        ],
        "min" : 0,
        "max" : "1",
        "type" : [
          {
            "code" : "code",
            "profile" : [
              "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
            ]
          }
        ],
        "fixedCode" : "REFV",
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ActRelationshipPertains"
        }
      },
      {
        "id" : "Observation.referenceRange.observationRange",
        "path" : "Observation.referenceRange.observationRange",
        "min" : 1,
        "max" : "1",
        "type" : [
          {
            "code" : "http://hl7.org/cda/stds/core/StructureDefinition/ObservationRange"
          }
        ]
      }
    ]
  }
}