FHIR implementation guide of AP-HP FormBuilder
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FHIR implementation guide of AP-HP FormBuilder - Local Development build (v1.0.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Extension: QuestionnaireItemSource - Detailed Descriptions

Draft as of 2025-09-16

Definitions for the QuestionnaireItemSource extension.

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

0. Extension
Définition

This item specific extension formalize the source for the information in an Information System


Optional Extension Element - found in all resources.

ShortSource applicationOptional Extensions Element
Control0..1*
This element is affected by the following invariants: ele-1
Is Modifierfalse
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
2. Extension.extension:source
Nom de la slicesource
Définition

This property allow the specific identification of the Source.

ShortSource URIAdditional content defined by implementations
Control0..1*
TypeExtension
Is Modifierfalse
Résuméfalse
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
4. Extension.extension:source.extension
Définition

An Extension


May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.

ShortExtensionAdditional content defined by implementations
Commentaires

There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.

Control0..0*
TypeExtension
Is Modifierfalse
Résuméfalse
Alternate Namesextensions, user content
Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
SlicingThis element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators:
  • value @ url
  • 6. Extension.extension:source.url
    Définition

    Source of the definition for the extension code - a logical name or a URL.

    Shortidentifies the meaning of the extension
    Commentaires

    The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.

    Control1..1
    Typeuri
    Is Modifierfalse
    XML FormatIn the XML format, this property is represented as an attribute.
    Résuméfalse
    Fixed Valuesource
    8. Extension.extension:source.value[x]
    Définition

    Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).

    ShortValue of extension
    Control10..1
    BindingFor example codes, see For codes, see Some application that might be considered as source for data management
    (example to https://aphp.fr/ig/fhir/formbuilder/ValueSet/SourceExample)
    TypeCoding, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, SampledData, id, positiveInt, Distance, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, CodeableConcept, ParameterDefinition, dateTime, code, string, Contributor, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, boolean, Expression, Signature, unsignedInt, time
    [x] NoteSeeChoice of Data Typesfor further information about how to use [x]
    Is Modifierfalse
    Résuméfalse
    Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
    10. Extension.extension:comment
    Nom de la slicecomment
    Définition

    To store any comment on the source

    ShortComment on sourceAdditional content defined by implementations
    Control0..1*
    TypeExtension
    Is Modifierfalse
    Résuméfalse
    Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
    ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
    12. Extension.extension:comment.extension
    Définition

    An Extension


    May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.

    ShortExtensionAdditional content defined by implementations
    Commentaires

    There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.

    Control0..0*
    TypeExtension
    Is Modifierfalse
    Résuméfalse
    Alternate Namesextensions, user content
    Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
    ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
    SlicingThis element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators:
    • value @ url
    • 14. Extension.extension:comment.url
      Définition

      Source of the definition for the extension code - a logical name or a URL.

      Shortidentifies the meaning of the extension
      Commentaires

      The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.

      Control1..1
      Typeuri
      Is Modifierfalse
      XML FormatIn the XML format, this property is represented as an attribute.
      Résuméfalse
      Fixed Valuecomment
      16. Extension.extension:comment.value[x]
      Définition

      Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).

      ShortValue of extension
      Control10..1
      Typestring, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, Coding, SampledData, id, positiveInt, Distance, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, CodeableConcept, ParameterDefinition, dateTime, code, Contributor, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, boolean, Expression, Signature, unsignedInt, time
      [x] NoteSeeChoice of Data Typesfor further information about how to use [x]
      Is Modifierfalse
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      Résuméfalse
      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      18. Extension.url
      Définition

      Source of the definition for the extension code - a logical name or a URL.

      Shortidentifies the meaning of the extension
      Commentaires

      The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.

      Control1..1
      Typeuri
      Is Modifierfalse
      XML FormatIn the XML format, this property is represented as an attribute.
      Résuméfalse
      Fixed Valuehttps://aphp.fr/ig/fhir/formbuilder/StructureDefinition/QuestionnaireItemSource
      20. Extension.value[x]
      Définition

      Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).

      ShortValue of extension
      Control0..01
      TypeChoice of: base64Binary, boolean, canonical, code, date, dateTime, decimal, id, instant, integer, markdown, oid, positiveInt, string, time, unsignedInt, uri, url, uuid, Address, Age, Annotation, Attachment, CodeableConcept, Coding, ContactPoint, Count, Distance, Duration, HumanName, Identifier, Money, Period, Quantity, Range, Ratio, Reference, SampledData, Signature, Timing, ContactDetail, Contributor, DataRequirement, Expression, ParameterDefinition, RelatedArtifact, TriggerDefinition, UsageContext, Dosage, Meta
      Is Modifierfalse
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      Résuméfalse
      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))

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

      0. Extension
      Définition

      This item specific extension formalize the source for the information in an Information System

      ShortSource application
      Control0..1
      2. Extension.extension:source
      Nom de la slicesource
      Définition

      This property allow the specific identification of the Source.

      ShortSource URI
      Control0..1
      4. Extension.extension:source.extension
      Control0..0
      6. Extension.extension:source.url
      Fixed Valuesource
      8. Extension.extension:source.value[x]
      Control1..?
      BindingFor example codes, see Some application that might be considered as source for data management
      (example to https://aphp.fr/ig/fhir/formbuilder/ValueSet/SourceExample)
      TypeCoding
      [x] NoteSeeChoice of Data Typesfor further information about how to use [x]
      10. Extension.extension:comment
      Nom de la slicecomment
      Définition

      To store any comment on the source

      ShortComment on source
      Control0..1
      12. Extension.extension:comment.extension
      Control0..0
      14. Extension.extension:comment.url
      Fixed Valuecomment
      16. Extension.extension:comment.value[x]
      Control1..?
      Typestring
      [x] NoteSeeChoice of Data Typesfor further information about how to use [x]
      Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
      18. Extension.url
      Fixed Valuehttps://aphp.fr/ig/fhir/formbuilder/StructureDefinition/QuestionnaireItemSource
      20. Extension.value[x]
      Control0..0

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

      0. Extension
      Définition

      This item specific extension formalize the source for the information in an Information System

      ShortSource application
      Control0..1
      This element is affected by the following invariants: ele-1
      Is Modifierfalse
      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
      2. Extension.id
      Définition

      Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.

      ShortUnique id for inter-element referencing
      Control0..1
      Typestring
      Is Modifierfalse
      XML FormatIn the XML format, this property is represented as an attribute.
      Résuméfalse
      4. Extension.extension
      Définition

      May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.

      ShortAdditional content defined by implementations
      Commentaires

      There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.

      Control0..*
      TypeExtension
      Is Modifierfalse
      Résuméfalse
      Alternate Namesextensions, user content
      Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
      ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
      SlicingThis element introduces a set of slices on Extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators:
      • value @ url
      • 6. Extension.extension:source
        Nom de la slicesource
        Définition

        This property allow the specific identification of the Source.

        ShortSource URI
        Control0..1
        TypeExtension
        Is Modifierfalse
        Résuméfalse
        Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
        ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
        8. Extension.extension:source.id
        Définition

        Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.

        ShortUnique id for inter-element referencing
        Control0..1
        Typestring
        Is Modifierfalse
        XML FormatIn the XML format, this property is represented as an attribute.
        Résuméfalse
        10. Extension.extension:source.extension
        Définition

        An Extension

        ShortExtension
        Control0..0
        TypeExtension
        Is Modifierfalse
        Résuméfalse
        Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
        ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
        SlicingThis element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators:
        • value @ url
        • 12. Extension.extension:source.url
          Définition

          Source of the definition for the extension code - a logical name or a URL.

          Shortidentifies the meaning of the extension
          Commentaires

          The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.

          Control1..1
          Typeuri
          Is Modifierfalse
          XML FormatIn the XML format, this property is represented as an attribute.
          Résuméfalse
          Fixed Valuesource
          14. Extension.extension:source.value[x]
          Définition

          Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).

          ShortValue of extension
          Control1..1
          BindingFor example codes, see Some application that might be considered as source for data management
          (example to https://aphp.fr/ig/fhir/formbuilder/ValueSet/SourceExample)
          TypeCoding
          [x] NoteSeeChoice of Data Typesfor further information about how to use [x]
          Is Modifierfalse
          Résuméfalse
          Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
          16. Extension.extension:comment
          Nom de la slicecomment
          Définition

          To store any comment on the source

          ShortComment on source
          Control0..1
          TypeExtension
          Is Modifierfalse
          Résuméfalse
          Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
          ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
          18. Extension.extension:comment.id
          Définition

          Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.

          ShortUnique id for inter-element referencing
          Control0..1
          Typestring
          Is Modifierfalse
          XML FormatIn the XML format, this property is represented as an attribute.
          Résuméfalse
          20. Extension.extension:comment.extension
          Définition

          An Extension

          ShortExtension
          Control0..0
          TypeExtension
          Is Modifierfalse
          Résuméfalse
          Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
          ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists())
          SlicingThis element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators:
          • value @ url
          • 22. Extension.extension:comment.url
            Définition

            Source of the definition for the extension code - a logical name or a URL.

            Shortidentifies the meaning of the extension
            Commentaires

            The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.

            Control1..1
            Typeuri
            Is Modifierfalse
            XML FormatIn the XML format, this property is represented as an attribute.
            Résuméfalse
            Fixed Valuecomment
            24. Extension.extension:comment.value[x]
            Définition

            Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).

            ShortValue of extension
            Control1..1
            Typestring
            [x] NoteSeeChoice of Data Typesfor further information about how to use [x]
            Is Modifierfalse
            Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
            Résuméfalse
            Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
            26. Extension.url
            Définition

            Source of the definition for the extension code - a logical name or a URL.

            Shortidentifies the meaning of the extension
            Commentaires

            The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.

            Control1..1
            Typeuri
            Is Modifierfalse
            XML FormatIn the XML format, this property is represented as an attribute.
            Résuméfalse
            Fixed Valuehttps://aphp.fr/ig/fhir/formbuilder/StructureDefinition/QuestionnaireItemSource
            28. Extension.value[x]
            Définition

            Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).

            ShortValue of extension
            Control0..0
            TypeChoice of: base64Binary, boolean, canonical, code, date, dateTime, decimal, id, instant, integer, markdown, oid, positiveInt, string, time, unsignedInt, uri, url, uuid, Address, Age, Annotation, Attachment, CodeableConcept, Coding, ContactPoint, Count, Distance, Duration, HumanName, Identifier, Money, Period, Quantity, Range, Ratio, Reference, SampledData, Signature, Timing, ContactDetail, Contributor, DataRequirement, Expression, ParameterDefinition, RelatedArtifact, TriggerDefinition, UsageContext, Dosage, Meta
            Is Modifierfalse
            Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
            Résuméfalse
            Invariantsele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))