Consolidated CDA (C-CDA)
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Consolidated CDA (C-CDA), published by Health Level Seven. This guide is not an authorized publication; it is the continuous build for version 4.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/CDA-ccda/ and changes regularly. See the Directory of published versions

Logical Model: AgeObservation - Detailed Descriptions

Draft as of 2024-12-19

Definitions for the AgeObservation logical model.

Guidance on how to interpret the contents of this table can be found here

0. Observation
Logical ContainerClinicalDocument (CDA Class)
ValidationInstance of this type are validated by templateId
XML FormatIn the XML format, this property has the namespace urn:hl7-org:v3.
Invariantsshould-text-ref-value: SHOULD contain text/reference/@value (text.reference.value.exists())
2. Observation.templateId
Control1..?
SlicingThis element introduces a set of slices on Observation.templateId. The slices areUnordered and Open, and can be differentiated using the following discriminators:
  • value @ root
  • 4. Observation.templateId:age-obs
    Slice Nameage-obs
    Control1..1
    6. Observation.templateId:age-obs.root
    Control1..?
    Pattern Value2.16.840.1.113883.10.20.22.4.31
    8. Observation.templateId:age-obs.extension
    Control0..0
    10. Observation.classCode
    Comments

    SHALL contain exactly one [1..1] @classCode="OBS" Observation (CodeSystem: HL7ActClass urn:oid:2.16.840.1.113883.5.6 STATIC) (CONF:81-7613).

    Fixed ValueOBS
    12. Observation.moodCode
    Comments

    SHALL contain exactly one [1..1] @moodCode="EVN" Event (CodeSystem: HL7ActMood urn:oid:2.16.840.1.113883.5.1001 STATIC) (CONF:81-7614).

    Fixed ValueEVN
    14. Observation.code
    ShortAge at onset of clinical finding
    Comments

    This code SHALL contain exactly one [1..1] @code="445518008" Age At Onset (CONF:81-16776).

    16. Observation.code.code
    Control1..?
    Pattern Value445518008
    18. Observation.code.codeSystem
    ShortSNOMED CT
    Control1..?
    Pattern Value2.16.840.1.113883.6.96
    20. Observation.text
    ShortSHOULD reference the portion of section narrative text corresponding to this entry
    22. Observation.text.reference
    Invariantsvalue-starts-octothorpe: If reference/@value is present, it SHALL begin with a '#' and SHALL point to its corresponding narrative (value.exists() implies value.startsWith('#'))
    24. Observation.statusCode
    Comments

    SHALL contain exactly one [1..1] statusCode (CONF:81-15965).

    Control1..?
    26. Observation.statusCode.code
    Comments

    This statusCode SHALL contain exactly one [1..1] @code="completed" Completed (CodeSystem: HL7ActStatus urn:oid:2.16.840.1.113883.5.14 STATIC) (CONF:81-15966).

    Control1..?
    Fixed Valuecompleted
    28. Observation.value
    Comments

    SHALL contain exactly one [1..1] value with @xsi:type="PQ" (CONF:81-7617).

    Control1..1
    Typehttp://hl7.org/cda/stds/core/StructureDefinition/PQ, http://hl7.org/cda/stds/core/StructureDefinition/EIVL-TS, http://hl7.org/cda/stds/core/StructureDefinition/CO, http://hl7.org/cda/stds/core/StructureDefinition/TEL, http://hl7.org/cda/stds/core/StructureDefinition/EN, http://hl7.org/cda/stds/core/StructureDefinition/BL, http://hl7.org/cda/stds/core/StructureDefinition/AD, http://hl7.org/cda/stds/core/StructureDefinition/PIVL-TS, http://hl7.org/cda/stds/core/StructureDefinition/RTO-PQ-PQ, http://hl7.org/cda/stds/core/StructureDefinition/SXPR-TS, http://hl7.org/cda/stds/core/StructureDefinition/ED, http://hl7.org/cda/stds/core/StructureDefinition/TS, http://hl7.org/cda/stds/core/StructureDefinition/II, http://hl7.org/cda/stds/core/StructureDefinition/ST, http://hl7.org/cda/stds/core/StructureDefinition/CD, http://hl7.org/cda/stds/core/StructureDefinition/IVL-PQ, http://hl7.org/cda/stds/core/StructureDefinition/CE, http://hl7.org/cda/stds/core/StructureDefinition/MO, http://hl7.org/cda/stds/core/StructureDefinition/IVL-TS, http://hl7.org/cda/stds/core/StructureDefinition/ANY, http://hl7.org/cda/stds/core/StructureDefinition/INT, http://hl7.org/cda/stds/core/StructureDefinition/REAL, http://hl7.org/cda/stds/core/StructureDefinition/CV, http://hl7.org/cda/stds/core/StructureDefinition/SC
    30. Observation.value.unit
    Comments

    This value SHALL contain exactly one [1..1] @unit, which SHALL be selected from ValueSet AgePQ_UCUM urn:oid:2.16.840.1.113883.11.20.9.21 DYNAMIC (CONF:81-7618).

    Control1..?
    BindingThe codes SHALL be taken from AgePQ_UCUM .
    (required to http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.11.20.9.21)

    Guidance on how to interpret the contents of this table can be found here

    0. Observation
    Definition

    Defines the basic properties of every data value. This is an abstract type, meaning that no value can be just a data value without belonging to any concrete type. Every concrete type is a specialization of this general abstract DataValue type.


    Base definition for all types defined in FHIR type system.

    ShortBase for all types and resources
    Control10..1*
    Is Modifierfalse
    Logical ContainerClinicalDocument (CDA Class)
    ValidationInstance of this type are validated by templateId
    XML FormatIn the XML format, this property has the namespace urn:hl7-org:v3.
    Invariantsshould-text-ref-value: SHOULD contain text/reference/@value (text.reference.value.exists())
    2. Observation.nullFlavor
    Definition

    If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

    Control0..1
    BindingThe codes SHALL be taken from CDANullFlavor
    (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
    Typecode(cs: Coded Simple Value)
    Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
    XML FormatIn the XML format, this property is represented as an attribute.
    LabelExceptional Value Detail
    4. Observation.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

    Control0..*
    Typehttp://hl7.org/cda/stds/core/StructureDefinition/CS
    6. Observation.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.

    Control0..1
    Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
    InvariantsII-1: An II instance must have either a root or an nullFlavor. (root.exists() or nullFlavor.exists())
    8. Observation.typeId.nullFlavor
    Definition

    If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

    Control0..1
    BindingThe codes SHALL be taken from CDANullFlavor
    (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
    Typecode(cs: Coded Simple Value)
    Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
    XML FormatIn the XML format, this property is represented as an attribute.
    LabelExceptional Value Detail
    10. Observation.typeId.assigningAuthorityName
    Definition

    A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.

    Control0..1
    Typestring(st: Character String)
    Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
    XML FormatIn the XML format, this property is represented as an attribute.
    LabelAssigning Authority Name
    12. Observation.typeId.displayable
    Definition

    Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).

    Control0..1
    Typeboolean(bl: Boolean)
    Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
    XML FormatIn the XML format, this property is represented as an attribute.
    LabelDisplayable
    14. Observation.typeId.root
    Definition

    Identifies the type as an HL7 Registered model

    Control1..1
    Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
    Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
    XML FormatIn the XML format, this property is represented as an attribute.
    LabelRoot
    Fixed Value2.16.840.1.113883.1.3
    16. Observation.typeId.extension
    Definition

    A character string as a unique identifier within the scope of the identifier root.

    Control1..1
    Typestring(st: Character String)
    Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
    XML FormatIn the XML format, this property is represented as an attribute.
    LabelExtension
    18. 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

    Control1..*
    Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
    SlicingThis element introduces a set of slices on Observation.templateId. The slices areUnordered and Open, and can be differentiated using the following discriminators:
    • value @ root
    • 20. Observation.templateId:age-obs
      Slice Nameage-obs
      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

      Control1..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
      22. Observation.templateId:age-obs.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      24. Observation.templateId:age-obs.assigningAuthorityName
      Definition

      A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelAssigning Authority Name
      26. Observation.templateId:age-obs.displayable
      Definition

      Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).

      Control0..1
      Typeboolean(bl: Boolean)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelDisplayable
      28. Observation.templateId:age-obs.root
      Definition

      A unique identifier that guarantees the global uniqueness of the instance identifier. The root alone may be the entire instance identifier.

      Control1..1
      Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelRoot
      Pattern Value2.16.840.1.113883.10.20.22.4.31
      30. Observation.templateId:age-obs.extension
      Definition

      A character string as a unique identifier within the scope of the identifier root.

      Control0..0
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExtension
      32. Observation.classCode
      Comments

      SHALL contain exactly one [1..1] @classCode="OBS" Observation (CodeSystem: HL7ActClass urn:oid:2.16.840.1.113883.5.6 STATIC) (CONF:81-7613).

      Control1..1
      BindingThe codes SHALL be taken from CDAActClassObservation
      (required to http://hl7.org/cda/stds/core/ValueSet/CDAActClassObservation)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      Fixed ValueOBS
      34. Observation.moodCode
      Comments

      SHALL contain exactly one [1..1] @moodCode="EVN" Event (CodeSystem: HL7ActMood urn:oid:2.16.840.1.113883.5.1001 STATIC) (CONF:81-7614).

      Control1..1
      BindingThe codes SHALL be taken from XActMoodDocumentObservation (2.0.0)
      (required to http://terminology.hl7.org/ValueSet/v3-xActMoodDocumentObservation|2.0.0)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      Fixed ValueEVN
      36. Observation.negationInd
      Control0..1
      Typeboolean(bl: Boolean)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      38. Observation.id
      Definition

      The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.

      ShortLogical id of this artifact
      Comments

      Within the context of the FHIR RESTful interactions, the resource has an id except for cases like the create and conditional update. Otherwise, the use of the resouce id depends on the given use case.

      Control0..*1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/IIid
      Is Modifierfalse
      40. Observation.sdtcCategory
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
      XML FormatIn the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namecategory.
      42. Observation.code
      Definition

      Describes what was observed. Sometimes this is called the observation "name".

      ShortAge at onset of clinical findingType of observation (code / type)
      Comments

      This code SHALL contain exactly one [1..1] @code="445518008" Age At Onset (CONF:81-16776).


      All code-value and, if present, component.code-component.value pairs need to be taken into account to correctly understand the meaning of the observation.

      Control1..1
      This element is affected by the following invariants: obs-7
      BindingFor example codes, see ObservationTypehttp://hl7.org/fhir/ValueSet/observation-codes
      (example to http://terminology.hl7.org/ValueSet/v3-ObservationType)
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CDCodeableConcept
      Is Modifierfalse
      XML FormatThe type of this property is determined using the xsi:typeattribute.
      Requirements

      Knowing what kind of observation is being made is essential to understanding the observation.

      Alternate NamesName
      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      44. Observation.code.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      46. Observation.code.code
      Definition

      The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.

      Control1..1
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCode
      Pattern Value445518008
      48. Observation.code.codeSystem
      Definition

      Specifies the code system that defines the code.

      ShortSNOMED CT
      Control1..1
      Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCode System
      Pattern Value2.16.840.1.113883.6.96
      50. Observation.code.codeSystemName
      Definition

      The common name of the coding system.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCode System Name
      52. Observation.code.codeSystemVersion
      Definition

      If applicable, a version descriptor defined specifically for the given code system.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCode System Version
      54. Observation.code.displayName
      Definition

      A name or title for the code, under which the sending system shows the code value to its users.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelDisplay Name
      56. Observation.code.sdtcValueSet
      Definition

      The valueSet extension adds an attribute for elements with a CD dataType which indicates the particular value set constraining the coded concept.

      Control0..1
      Typestring(oid: ISO Object Identifier)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.In the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namevalueSet.
      58. Observation.code.sdtcValueSetVersion
      Definition

      The valueSetVersion extension adds an attribute for elements with a CD dataType which indicates the version of the particular value set constraining the coded concept.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.In the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namevalueSetVersion.
      60. Observation.code.originalText
      Definition

      The text or phrase used as the basis for the coding.

      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/ED
      LabelOriginal Text
      62. Observation.code.qualifier
      Definition

      Specifies additional codes that increase the specificity of the the primary code.

      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CR
      LabelQualifier
      64. Observation.code.translation
      Definition

      A set of other concept descriptors that translate this concept descriptor into other code systems.

      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
      XML FormatThe type of this property is determined using the xsi:typeattribute.
      LabelTranslation
      66. Observation.derivationExpr
      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/ST
      68. Observation.text
      Definition

      A human-readable narrative that contains a summary of the resource and can be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it "clinically safe" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.

      ShortSHOULD reference the portion of section narrative text corresponding to this entryText summary of the resource, for human interpretation
      Comments

      Contained resources do not have a narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied). This may be necessary for data from legacy systems where information is captured as a "text blob" or where text is additionally entered raw or narrated and encoded information is added later.

      Control0..1
      This element is affected by the following invariants: dom-6
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/EDNarrative
      Is Modifierfalse
      XML FormatThe type of this property is determined using the xsi:typeattribute.
      Alternate Namesnarrative, html, xhtml, display
      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      70. Observation.text.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      72. Observation.text.compression
      Definition

      Indicates whether the raw byte data is compressed, and what compression algorithm was used.

      Control0..1
      BindingThe codes SHALL be taken from CDACompressionAlgorithm
      (required to http://hl7.org/cda/stds/core/ValueSet/CDACompressionAlgorithm)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCompression
      74. Observation.text.integrityCheck
      Definition

      The integrity check is a short binary value representing a cryptographically strong checksum that is calculated over the binary data. The purpose of this property, when communicated with a reference is for anyone to validate later whether the reference still resolved to the same data that the reference resolved to when the encapsulated data value with reference was created.

      Control0..1
      Typebase64Binary(bin: Binary Data)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelIntegrity Check
      76. Observation.text.integrityCheckAlgorithm
      Definition

      Specifies the algorithm used to compute the integrityCheck value. The cryptographically strong checksum algorithm Secure Hash Algorithm-1 (SHA-1) is currently the industry standard. It has superseded the MD5 algorithm only a couple of years ago, when certain flaws in the security of MD5 were discovered. Currently the SHA-1 hash algorithm is the default choice for the integrity check algorithm. Note that SHA-256 is also entering widespread usage.

      Control0..1
      BindingThe codes SHALL be taken from IntegrityCheckAlgorithm (2.0.0)
      (required to http://terminology.hl7.org/ValueSet/v3-IntegrityCheckAlgorithm|2.0.0)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelIntegrity Check Algorithm
      78. Observation.text.language
      Definition

      For character based information the language property specifies the human language of the text.

      Control0..1
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelLanguage
      80. Observation.text.mediaType
      Definition

      Identifies the type of the encapsulated data and identifies a method to interpret or render the data.

      Control0..1
      BindingFor example codes, see MediaType
      (example to http://terminology.hl7.org/ValueSet/v3-MediaType)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelMedia Type
      82. Observation.text.representation
      Control0..1
      BindingThe codes SHALL be taken from CDABinaryDataEncoding
      (required to http://hl7.org/cda/stds/core/ValueSet/BinaryDataEncoding)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      84. Observation.text.xmlText
      Definition

      Data that is primarily intended for human interpretation or for further machine processing is outside the scope of HL7. This includes unformatted or formatted written language, multimedia data, or structured information as defined by a different standard (e.g., XML-signatures.)

      ShortAllows for mixed text content. If @representation='B64', this SHALL be a base64binary string.
      Comments

      This element is represented in XML as textual content. The actual name "xmlText" will not appear in a CDA instance.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as unadorned text.
      86. Observation.text.reference
      Definition

      A telecommunication address (TEL), such as a URL for HTTP or FTP, which will resolve to precisely the same binary data that could as well have been provided as inline data.

      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/TEL
      LabelReference
      Invariantsvalue-starts-octothorpe: If reference/@value is present, it SHALL begin with a '#' and SHALL point to its corresponding narrative (value.exists() implies value.startsWith('#'))
      88. Observation.text.thumbnail
      Definition

      An abbreviated rendition of the full data. A thumbnail requires significantly fewer resources than the full data, while still maintaining some distinctive similarity with the full data. A thumbnail is typically used with by-reference encapsulated data. It allows a user to select data more efficiently before actually downloading through the reference.

      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/ED
      LabelThumbnail
      90. Observation.statusCode
      Comments

      SHALL contain exactly one [1..1] statusCode (CONF:81-15965).

      Control1..1
      BindingThe codes SHALL be taken from ActStatus
      (required to http://terminology.hl7.org/ValueSet/v3-ActStatus)
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CS
      92. Observation.statusCode.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      94. Observation.statusCode.code
      Definition

      The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.

      Comments

      This statusCode SHALL contain exactly one [1..1] @code="completed" Completed (CodeSystem: HL7ActStatus urn:oid:2.16.840.1.113883.5.14 STATIC) (CONF:81-15966).

      Control1..1
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCode
      Fixed Valuecompleted
      96. Observation.statusCode.codeSystem
      Definition

      Specifies the code system that defines the code.

      Control0..0
      Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCode System
      98. Observation.statusCode.codeSystemName
      Definition

      The common name of the coding system.

      Control0..0
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCode System Name
      100. Observation.statusCode.codeSystemVersion
      Definition

      If applicable, a version descriptor defined specifically for the given code system.

      Control0..0
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelCode System Version
      102. Observation.statusCode.displayName
      Definition

      A name or title for the code, under which the sending system shows the code value to its users.

      Control0..0
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelDisplay Name
      104. Observation.statusCode.sdtcValueSet
      Definition

      The valueSet extension adds an attribute for elements with a CD dataType which indicates the particular value set constraining the coded concept.

      Control0..1
      Typestring(oid: ISO Object Identifier)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.In the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namevalueSet.
      106. Observation.statusCode.sdtcValueSetVersion
      Definition

      The valueSetVersion extension adds an attribute for elements with a CD dataType which indicates the version of the particular value set constraining the coded concept.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.In the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namevalueSetVersion.
      108. Observation.statusCode.originalText
      Definition

      The text or phrase used as the basis for the coding.

      Control0..0
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/ED
      LabelOriginal Text
      110. Observation.statusCode.qualifier
      Definition

      Specifies additional codes that increase the specificity of the the primary code.

      Control0..0
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CR
      LabelQualifier
      112. Observation.statusCode.translation
      Definition

      A set of other concept descriptors that translate this concept descriptor into other code systems.

      Control0..0
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
      XML FormatThe type of this property is determined using the xsi:typeattribute.
      LabelTranslation
      114. Observation.effectiveTime
      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/IVL-TS
      116. Observation.priorityCode
      Control0..1
      BindingFor example codes, see ActPriority
      (example to http://terminology.hl7.org/ValueSet/v3-ActPriority)
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CE
      118. Observation.repeatNumber
      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/IVL-INT
      120. Observation.languageCode
      Control0..1
      BindingThe codes SHALL be taken from AllLanguages
      (required to http://hl7.org/fhir/ValueSet/all-languages)
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CS
      122. Observation.value
      Comments

      SHALL contain exactly one [1..1] value with @xsi:type="PQ" (CONF:81-7617).

      Control1..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/PQ
      XML FormatThe type of this property is determined using the xsi:typeattribute.
      124. Observation.value.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      126. Observation.value.unit
      Definition

      The unit of measure specified in the Unified Code for Units of Measure (UCUM) [].

      Comments

      This value SHALL contain exactly one [1..1] @unit, which SHALL be selected from ValueSet AgePQ_UCUM urn:oid:2.16.840.1.113883.11.20.9.21 DYNAMIC (CONF:81-7618).

      Control1..1
      BindingThe codes SHALL be taken from AgePQ_UCUM .
      (required to http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.11.20.9.21)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelUnit of Measure
      Default Value1
      128. Observation.value.value
      Definition

      The magnitude of the quantity measured in terms of the unit.

      Control0..1
      Typedecimal(real: Real Number)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelMaginitude Value
      130. Observation.value.translation
      Definition

      An alternative representation of the same physical quantity expressed in a different unit, of a different unit code system and possibly with a different value.

      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/PQR
      LabelTranslation
      132. Observation.interpretationCode
      Control0..*
      BindingThe codes SHALL be taken from CDAObservationInterpretation
      (required to http://hl7.org/cda/stds/core/ValueSet/CDAObservationInterpretation)
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CE
      134. Observation.methodCode
      Control0..*
      BindingFor example codes, see ObservationMethod
      (example to http://terminology.hl7.org/ValueSet/v3-ObservationMethod)
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CE
      136. Observation.targetSiteCode
      Definition

      Drawn from concept domain ActSite

      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
      138. Observation.subject
      Definition

      The patient, or group of patients, location, device, organization, procedure or practitioner this observation is about and into whose or what record the observation is placed. If the actual focus of the observation is different from the subject (or a sample of, part, or region of the subject), the focus element or the code itself specifies the actual focus of the observation.

      ShortWho and/or what the observation is about
      Comments

      One would expect this element to be a cardinality of 1..1. The only circumstance in which the subject can be missing is when the observation is made by a device that does not know the patient. In this case, the observation SHALL be matched to a patient through some context/channel matching technique, and at this point, the observation should be updated. The subject of an Observation may in some cases be a procedure. This supports the regulatory inspection use case where observations are captured during inspections of a procedure that is being performed (independent of any particular patient or whether patient related at all).

      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/SubjectReference(Patient, Group, Device, Location, Organization, Procedure, Practitioner, Medication, Substance, BiologicallyDerivedProduct, NutritionProduct)
      Is Modifierfalse
      Requirements

      Observations have no value if you don't know who or what they're about.

      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      140. Observation.specimen
      Definition

      The specimen that was used when this observation was made.

      ShortSpecimen used for this observation
      Comments

      Should only be used if not implicit in code found in Observation.code. Observations are not made on specimens themselves; they are made on a subject, but in many cases by the means of a specimen. Note that although specimens are often involved, they are not always tracked and reported explicitly. Also note that observation resources may be used in contexts that track the specimen explicitly (e.g. Diagnostic Report).

      Control0..*1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/SpecimenReference(Specimen, Group)
      Is Modifierfalse
      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      obs-9: If Observation.specimen is a reference to Group, the group can only have specimens ((reference.resolve().exists() and reference.resolve() is Group) implies reference.resolve().member.entity.resolve().all($this is Specimen))
      142. Observation.performer
      Definition

      Who was responsible for asserting the observed value as "true".

      ShortWho is responsible for the observation
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/Performer2Reference(Practitioner, PractitionerRole, Organization, CareTeam, Patient, RelatedPerson)
      Is Modifierfalse
      Requirements

      May give a degree of confidence in the observation and also indicates where follow-up questions should be directed.

      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      144. Observation.author
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/Author
      146. Observation.informant
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/Informant
      148. Observation.participant
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/Participant2
      150. Observation.entryRelationship
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/EntryRelationship
      152. Observation.reference
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/Reference
      154. Observation.precondition
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/Precondition
      156. Observation.sdtcPrecondition2
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/Precondition2
      XML FormatIn the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual nameprecondition2.
      158. Observation.referenceRange
      Definition

      Relates an Observation to the ObservationRange class, where the expected range of values for a particular observation can be specified.


      Guidance on how to interpret the value by comparison to a normal or recommended range. Multiple reference ranges are interpreted as an "OR". In other words, to represent two distinct target populations, two referenceRange elements would be used.

      ShortProvides guide for interpretation
      Comments

      Most observations only have one generic reference range. Systems MAY choose to restrict to only supplying the relevant reference range based on knowledge about the patient (e.g., specific to the patient's age, gender, weight and other factors), but this might not be possible or appropriate. Whenever more than one reference range is supplied, the differences between them SHOULD be provided in the reference range and/or age properties.

      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/InfrastructureRootBackboneElement
      Is Modifierfalse
      Requirements

      Knowing what values are considered "normal" can help evaluate the significance of a particular result. Need to be able to provide multiple reference ranges for different contexts.

      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      obs-3: Must have at least a low or a high or text (low.exists() or high.exists() or text.exists())
      160. Observation.referenceRange.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      162. 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

      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CS
      164. 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.

      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
      InvariantsII-1: An II instance must have either a root or an nullFlavor. (root.exists() or nullFlavor.exists())
      166. Observation.referenceRange.typeId.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      168. Observation.referenceRange.typeId.assigningAuthorityName
      Definition

      A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelAssigning Authority Name
      170. Observation.referenceRange.typeId.displayable
      Definition

      Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).

      Control0..1
      Typeboolean(bl: Boolean)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelDisplayable
      172. Observation.referenceRange.typeId.root
      Definition

      Identifies the type as an HL7 Registered model

      Control1..1
      Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelRoot
      Fixed Value2.16.840.1.113883.1.3
      174. Observation.referenceRange.typeId.extension
      Definition

      A character string as a unique identifier within the scope of the identifier root.

      Control1..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExtension
      176. 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

      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
      178. Observation.referenceRange.typeCode
      Control0..1
      BindingThe codes SHALL be taken from CDAActRelationshipType
      (required to http://hl7.org/cda/stds/core/ValueSet/CDAActRelationshipType)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      Fixed ValueREFV
      180. Observation.referenceRange.observationRange
      Control1..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/ObservationRange
      182. Observation.sdtcInFulfillmentOf1
      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/InFulfillmentOf1
      XML FormatIn the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual nameinFulfillmentOf1.

      Guidance on how to interpret the contents of this table can be found here

      0. Observation
      Definition

      Defines the basic properties of every data value. This is an abstract type, meaning that no value can be just a data value without belonging to any concrete type. Every concrete type is a specialization of this general abstract DataValue type.

      ShortBase for all types and resources
      Control1..1
      Is Modifierfalse
      Logical ContainerClinicalDocument (CDA Class)
      ValidationInstance of this type are validated by templateId
      XML FormatIn the XML format, this property has the namespace urn:hl7-org:v3.
      Invariantsshould-text-ref-value: SHOULD contain text/reference/@value (text.reference.value.exists())
      2. Observation.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      4. Observation.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

      Control0..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/CS
      6. Observation.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.

      Control0..1
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
      InvariantsII-1: An II instance must have either a root or an nullFlavor. (root.exists() or nullFlavor.exists())
      8. Observation.typeId.nullFlavor
      Definition

      If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

      Control0..1
      BindingThe codes SHALL be taken from CDANullFlavor
      (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
      Typecode(cs: Coded Simple Value)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExceptional Value Detail
      10. Observation.typeId.assigningAuthorityName
      Definition

      A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.

      Control0..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelAssigning Authority Name
      12. Observation.typeId.displayable
      Definition

      Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).

      Control0..1
      Typeboolean(bl: Boolean)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelDisplayable
      14. Observation.typeId.root
      Definition

      Identifies the type as an HL7 Registered model

      Control1..1
      Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelRoot
      Fixed Value2.16.840.1.113883.1.3
      16. Observation.typeId.extension
      Definition

      A character string as a unique identifier within the scope of the identifier root.

      Control1..1
      Typestring(st: Character String)
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      XML FormatIn the XML format, this property is represented as an attribute.
      LabelExtension
      18. 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

      Control1..*
      Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
      SlicingThis element introduces a set of slices on Observation.templateId. The slices areUnordered and Open, and can be differentiated using the following discriminators:
      • value @ root
      • 20. Observation.templateId:age-obs
        Slice Nameage-obs
        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

        Control1..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
        22. Observation.templateId:age-obs.nullFlavor
        Definition

        If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

        Control0..1
        BindingThe codes SHALL be taken from CDANullFlavor
        (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExceptional Value Detail
        24. Observation.templateId:age-obs.assigningAuthorityName
        Definition

        A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.

        Control0..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelAssigning Authority Name
        26. Observation.templateId:age-obs.displayable
        Definition

        Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).

        Control0..1
        Typeboolean(bl: Boolean)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelDisplayable
        28. Observation.templateId:age-obs.root
        Definition

        A unique identifier that guarantees the global uniqueness of the instance identifier. The root alone may be the entire instance identifier.

        Control1..1
        Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelRoot
        Pattern Value2.16.840.1.113883.10.20.22.4.31
        30. Observation.templateId:age-obs.extension
        Definition

        A character string as a unique identifier within the scope of the identifier root.

        Control0..0
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExtension
        32. Observation.classCode
        Comments

        SHALL contain exactly one [1..1] @classCode="OBS" Observation (CodeSystem: HL7ActClass urn:oid:2.16.840.1.113883.5.6 STATIC) (CONF:81-7613).

        Control1..1
        BindingThe codes SHALL be taken from CDAActClassObservation
        (required to http://hl7.org/cda/stds/core/ValueSet/CDAActClassObservation)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        Fixed ValueOBS
        34. Observation.moodCode
        Comments

        SHALL contain exactly one [1..1] @moodCode="EVN" Event (CodeSystem: HL7ActMood urn:oid:2.16.840.1.113883.5.1001 STATIC) (CONF:81-7614).

        Control1..1
        BindingThe codes SHALL be taken from XActMoodDocumentObservation (2.0.0)
        (required to http://terminology.hl7.org/ValueSet/v3-xActMoodDocumentObservation|2.0.0)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        Fixed ValueEVN
        36. Observation.negationInd
        Control0..1
        Typeboolean(bl: Boolean)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        38. Observation.id
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
        40. Observation.sdtcCategory
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
        XML FormatIn the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namecategory.
        42. Observation.code
        ShortAge at onset of clinical finding
        Comments

        This code SHALL contain exactly one [1..1] @code="445518008" Age At Onset (CONF:81-16776).

        Control1..1
        BindingFor example codes, see ObservationType
        (example to http://terminology.hl7.org/ValueSet/v3-ObservationType)
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
        XML FormatThe type of this property is determined using the xsi:typeattribute.
        44. Observation.code.nullFlavor
        Definition

        If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

        Control0..1
        BindingThe codes SHALL be taken from CDANullFlavor
        (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExceptional Value Detail
        46. Observation.code.code
        Definition

        The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.

        Control1..1
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCode
        Pattern Value445518008
        48. Observation.code.codeSystem
        Definition

        Specifies the code system that defines the code.

        ShortSNOMED CT
        Control1..1
        Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCode System
        Pattern Value2.16.840.1.113883.6.96
        50. Observation.code.codeSystemName
        Definition

        The common name of the coding system.

        Control0..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCode System Name
        52. Observation.code.codeSystemVersion
        Definition

        If applicable, a version descriptor defined specifically for the given code system.

        Control0..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCode System Version
        54. Observation.code.displayName
        Definition

        A name or title for the code, under which the sending system shows the code value to its users.

        Control0..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelDisplay Name
        56. Observation.code.sdtcValueSet
        Definition

        The valueSet extension adds an attribute for elements with a CD dataType which indicates the particular value set constraining the coded concept.

        Control0..1
        Typestring(oid: ISO Object Identifier)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.In the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namevalueSet.
        58. Observation.code.sdtcValueSetVersion
        Definition

        The valueSetVersion extension adds an attribute for elements with a CD dataType which indicates the version of the particular value set constraining the coded concept.

        Control0..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.In the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namevalueSetVersion.
        60. Observation.code.originalText
        Definition

        The text or phrase used as the basis for the coding.

        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/ED
        LabelOriginal Text
        62. Observation.code.qualifier
        Definition

        Specifies additional codes that increase the specificity of the the primary code.

        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CR
        LabelQualifier
        64. Observation.code.translation
        Definition

        A set of other concept descriptors that translate this concept descriptor into other code systems.

        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
        XML FormatThe type of this property is determined using the xsi:typeattribute.
        LabelTranslation
        66. Observation.derivationExpr
        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/ST
        68. Observation.text
        ShortSHOULD reference the portion of section narrative text corresponding to this entry
        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/ED
        XML FormatThe type of this property is determined using the xsi:typeattribute.
        70. Observation.text.nullFlavor
        Definition

        If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

        Control0..1
        BindingThe codes SHALL be taken from CDANullFlavor
        (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExceptional Value Detail
        72. Observation.text.compression
        Definition

        Indicates whether the raw byte data is compressed, and what compression algorithm was used.

        Control0..1
        BindingThe codes SHALL be taken from CDACompressionAlgorithm
        (required to http://hl7.org/cda/stds/core/ValueSet/CDACompressionAlgorithm)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCompression
        74. Observation.text.integrityCheck
        Definition

        The integrity check is a short binary value representing a cryptographically strong checksum that is calculated over the binary data. The purpose of this property, when communicated with a reference is for anyone to validate later whether the reference still resolved to the same data that the reference resolved to when the encapsulated data value with reference was created.

        Control0..1
        Typebase64Binary(bin: Binary Data)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelIntegrity Check
        76. Observation.text.integrityCheckAlgorithm
        Definition

        Specifies the algorithm used to compute the integrityCheck value. The cryptographically strong checksum algorithm Secure Hash Algorithm-1 (SHA-1) is currently the industry standard. It has superseded the MD5 algorithm only a couple of years ago, when certain flaws in the security of MD5 were discovered. Currently the SHA-1 hash algorithm is the default choice for the integrity check algorithm. Note that SHA-256 is also entering widespread usage.

        Control0..1
        BindingThe codes SHALL be taken from IntegrityCheckAlgorithm (2.0.0)
        (required to http://terminology.hl7.org/ValueSet/v3-IntegrityCheckAlgorithm|2.0.0)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelIntegrity Check Algorithm
        78. Observation.text.language
        Definition

        For character based information the language property specifies the human language of the text.

        Control0..1
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelLanguage
        80. Observation.text.mediaType
        Definition

        Identifies the type of the encapsulated data and identifies a method to interpret or render the data.

        Control0..1
        BindingFor example codes, see MediaType
        (example to http://terminology.hl7.org/ValueSet/v3-MediaType)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelMedia Type
        82. Observation.text.representation
        Control0..1
        BindingThe codes SHALL be taken from CDABinaryDataEncoding
        (required to http://hl7.org/cda/stds/core/ValueSet/BinaryDataEncoding)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        84. Observation.text.xmlText
        Definition

        Data that is primarily intended for human interpretation or for further machine processing is outside the scope of HL7. This includes unformatted or formatted written language, multimedia data, or structured information as defined by a different standard (e.g., XML-signatures.)

        ShortAllows for mixed text content. If @representation='B64', this SHALL be a base64binary string.
        Comments

        This element is represented in XML as textual content. The actual name "xmlText" will not appear in a CDA instance.

        Control0..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as unadorned text.
        86. Observation.text.reference
        Definition

        A telecommunication address (TEL), such as a URL for HTTP or FTP, which will resolve to precisely the same binary data that could as well have been provided as inline data.

        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/TEL
        LabelReference
        Invariantsvalue-starts-octothorpe: If reference/@value is present, it SHALL begin with a '#' and SHALL point to its corresponding narrative (value.exists() implies value.startsWith('#'))
        88. Observation.text.thumbnail
        Definition

        An abbreviated rendition of the full data. A thumbnail requires significantly fewer resources than the full data, while still maintaining some distinctive similarity with the full data. A thumbnail is typically used with by-reference encapsulated data. It allows a user to select data more efficiently before actually downloading through the reference.

        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/ED
        LabelThumbnail
        90. Observation.statusCode
        Comments

        SHALL contain exactly one [1..1] statusCode (CONF:81-15965).

        Control1..1
        BindingThe codes SHALL be taken from ActStatus
        (required to http://terminology.hl7.org/ValueSet/v3-ActStatus)
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CS
        92. Observation.statusCode.nullFlavor
        Definition

        If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

        Control0..1
        BindingThe codes SHALL be taken from CDANullFlavor
        (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExceptional Value Detail
        94. Observation.statusCode.code
        Definition

        The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.

        Comments

        This statusCode SHALL contain exactly one [1..1] @code="completed" Completed (CodeSystem: HL7ActStatus urn:oid:2.16.840.1.113883.5.14 STATIC) (CONF:81-15966).

        Control1..1
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCode
        Fixed Valuecompleted
        96. Observation.statusCode.codeSystem
        Definition

        Specifies the code system that defines the code.

        Control0..0
        Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCode System
        98. Observation.statusCode.codeSystemName
        Definition

        The common name of the coding system.

        Control0..0
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCode System Name
        100. Observation.statusCode.codeSystemVersion
        Definition

        If applicable, a version descriptor defined specifically for the given code system.

        Control0..0
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelCode System Version
        102. Observation.statusCode.displayName
        Definition

        A name or title for the code, under which the sending system shows the code value to its users.

        Control0..0
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelDisplay Name
        104. Observation.statusCode.sdtcValueSet
        Definition

        The valueSet extension adds an attribute for elements with a CD dataType which indicates the particular value set constraining the coded concept.

        Control0..1
        Typestring(oid: ISO Object Identifier)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.In the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namevalueSet.
        106. Observation.statusCode.sdtcValueSetVersion
        Definition

        The valueSetVersion extension adds an attribute for elements with a CD dataType which indicates the version of the particular value set constraining the coded concept.

        Control0..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.In the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual namevalueSetVersion.
        108. Observation.statusCode.originalText
        Definition

        The text or phrase used as the basis for the coding.

        Control0..0
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/ED
        LabelOriginal Text
        110. Observation.statusCode.qualifier
        Definition

        Specifies additional codes that increase the specificity of the the primary code.

        Control0..0
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CR
        LabelQualifier
        112. Observation.statusCode.translation
        Definition

        A set of other concept descriptors that translate this concept descriptor into other code systems.

        Control0..0
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
        XML FormatThe type of this property is determined using the xsi:typeattribute.
        LabelTranslation
        114. Observation.effectiveTime
        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/IVL-TS
        116. Observation.priorityCode
        Control0..1
        BindingFor example codes, see ActPriority
        (example to http://terminology.hl7.org/ValueSet/v3-ActPriority)
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CE
        118. Observation.repeatNumber
        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/IVL-INT
        120. Observation.languageCode
        Control0..1
        BindingThe codes SHALL be taken from AllLanguages
        (required to http://hl7.org/fhir/ValueSet/all-languages)
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CS
        122. Observation.value
        Comments

        SHALL contain exactly one [1..1] value with @xsi:type="PQ" (CONF:81-7617).

        Control1..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/PQ
        XML FormatThe type of this property is determined using the xsi:typeattribute.
        124. Observation.value.nullFlavor
        Definition

        If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

        Control0..1
        BindingThe codes SHALL be taken from CDANullFlavor
        (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExceptional Value Detail
        126. Observation.value.unit
        Definition

        The unit of measure specified in the Unified Code for Units of Measure (UCUM) [].

        Comments

        This value SHALL contain exactly one [1..1] @unit, which SHALL be selected from ValueSet AgePQ_UCUM urn:oid:2.16.840.1.113883.11.20.9.21 DYNAMIC (CONF:81-7618).

        Control1..1
        BindingThe codes SHALL be taken from AgePQ_UCUM .
        (required to http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.11.20.9.21)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelUnit of Measure
        Default Value1
        128. Observation.value.value
        Definition

        The magnitude of the quantity measured in terms of the unit.

        Control0..1
        Typedecimal(real: Real Number)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelMaginitude Value
        130. Observation.value.translation
        Definition

        An alternative representation of the same physical quantity expressed in a different unit, of a different unit code system and possibly with a different value.

        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/PQR
        LabelTranslation
        132. Observation.interpretationCode
        Control0..*
        BindingThe codes SHALL be taken from CDAObservationInterpretation
        (required to http://hl7.org/cda/stds/core/ValueSet/CDAObservationInterpretation)
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CE
        134. Observation.methodCode
        Control0..*
        BindingFor example codes, see ObservationMethod
        (example to http://terminology.hl7.org/ValueSet/v3-ObservationMethod)
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CE
        136. Observation.targetSiteCode
        Definition

        Drawn from concept domain ActSite

        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CD
        138. Observation.subject
        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Subject
        140. Observation.specimen
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Specimen
        142. Observation.performer
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Performer2
        144. Observation.author
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Author
        146. Observation.informant
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Informant
        148. Observation.participant
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Participant2
        150. Observation.entryRelationship
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/EntryRelationship
        152. Observation.reference
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Reference
        154. Observation.precondition
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Precondition
        156. Observation.sdtcPrecondition2
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/Precondition2
        XML FormatIn the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual nameprecondition2.
        158. Observation.referenceRange
        Definition

        Relates an Observation to the ObservationRange class, where the expected range of values for a particular observation can be specified.

        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/InfrastructureRoot
        160. Observation.referenceRange.nullFlavor
        Definition

        If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

        Control0..1
        BindingThe codes SHALL be taken from CDANullFlavor
        (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExceptional Value Detail
        162. 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

        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/CS
        164. 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.

        Control0..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
        InvariantsII-1: An II instance must have either a root or an nullFlavor. (root.exists() or nullFlavor.exists())
        166. Observation.referenceRange.typeId.nullFlavor
        Definition

        If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.

        Control0..1
        BindingThe codes SHALL be taken from CDANullFlavor
        (required to http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExceptional Value Detail
        168. Observation.referenceRange.typeId.assigningAuthorityName
        Definition

        A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.

        Control0..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelAssigning Authority Name
        170. Observation.referenceRange.typeId.displayable
        Definition

        Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).

        Control0..1
        Typeboolean(bl: Boolean)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelDisplayable
        172. Observation.referenceRange.typeId.root
        Definition

        Identifies the type as an HL7 Registered model

        Control1..1
        Typestring(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelRoot
        Fixed Value2.16.840.1.113883.1.3
        174. Observation.referenceRange.typeId.extension
        Definition

        A character string as a unique identifier within the scope of the identifier root.

        Control1..1
        Typestring(st: Character String)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        LabelExtension
        176. 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

        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
        178. Observation.referenceRange.typeCode
        Control0..1
        BindingThe codes SHALL be taken from CDAActRelationshipType
        (required to http://hl7.org/cda/stds/core/ValueSet/CDAActRelationshipType)
        Typecode(cs: Coded Simple Value)
        Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
        XML FormatIn the XML format, this property is represented as an attribute.
        Fixed ValueREFV
        180. Observation.referenceRange.observationRange
        Control1..1
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/ObservationRange
        182. Observation.sdtcInFulfillmentOf1
        Control0..*
        Typehttp://hl7.org/cda/stds/core/StructureDefinition/InFulfillmentOf1
        XML FormatIn the XML format, this property has the namespace urn:hl7-org:sdtc.In the XML format, this property has the actual nameinFulfillmentOf1.