Prescription Search Support
1.0.0 - STU1

Prescription Search Support, published by eHealth Platform Belgium. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-be/pss/ and changes regularly. See the Directory of published versions

## Resource Profile: PSS Data Acquisition Form

Official URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/PSSDataAcquisitionForm | Version: 1.0.0
Active as of 2026-01-14 | Computable Name: PSSDataAcquisitionForm
Other Identifiers: OID:2.16.840.1.113883.2.51.22.2.42.3

The PSS Data Acquisition Form is used to inform what data needs to be acquired and provided to the PSS system.

Usages:

- Examples for this Profile: Questionnaire/30551ce1-5a28-4356-b684-2e639094ad4c

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

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

- Key Elements Table
- Differential Table
- Snapshot Table
- Statistics/References
- All

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Questionnaire | C | 0..* | CPGComputableQuestionnaire | A structured set of questions Constraints: que-0, que-2
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
status | ?!Σ | 1..1 | code | draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
item | S C | 0..* | BackboneElement | Questions and sections within the Questionnaire Constraints: que-1, que-3, que-4, que-5, que-6, que-8, que-9, que-10, que-11, que-12, que-13
Slices for extension |  |  |  | Content/Rules for all slices
extension:answerValueSetSource | S | 0..1 | canonical() | CPG Answer Value Set Source Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-answerValueSetSource
extension:itemImage | S | 0..1 | Attachment | CPG Item Image Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-itemImage
extension:CodeValueSet |  | 0..1 | canonical() | Code ValueSet URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
linkId |  | 1..1 | string | Unique id for item in questionnaire
type |  | 1..1 | code | group | display | boolean | decimal | integer | date | dateTime + Binding: QuestionnaireItemType (required): Distinguishes groups from questions and display text and indicates data type for questions.
enableWhen | ?!C | 0..* | BackboneElement | Only allow data when Constraints: que-7
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
question |  | 1..1 | string | Question that determines whether item is enabled
operator |  | 1..1 | code | exists | = | != | > | < | >= | <= Binding: QuestionnaireItemOperator (required): The criteria by which a question is enabled.
answer[x] | C | 1..1 |  | Value for question comparison based on operator Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
answerBoolean |  |  | boolean |
answerDecimal |  |  | decimal |
answerInteger |  |  | integer |
answerDate |  |  | date |
answerDateTime |  |  | dateTime |
answerTime |  |  | time |
answerString |  |  | string |
answerCoding |  |  | Coding |
answerQuantity |  |  | Quantity |
answerReference |  |  | Reference(Resource) |
answerValueSet | C | 0..1 | canonical(ValueSet) | Valueset containing permitted answers
answerOption | S C | 0..* | BackboneElement | Permitted answer
Slices for extension |  |  |  | Content/Rules for all slices
extension:responseImage | S | 0..1 | Attachment | CPG Response Image Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-responseImage
extension:answerOptionAdditionalCode |  | 0..* | Coding | AnswerOption Additional Code URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/AnswerOptionAdditionalCode
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
value[x] |  | 1..1 |  | Answer value Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
valueInteger |  |  | integer |
valueDate |  |  | date |
valueTime |  |  | time |
valueString |  |  | string |
valueCoding |  |  | Coding |
valueReference |  |  | Reference(Resource) |
initial | C | 0..* | BackboneElement | Initial value(s) when item is first rendered
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
value[x] |  | 1..1 |  | Actual value for initializing the question Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
valueBoolean |  |  | boolean |
valueDecimal |  |  | decimal |
valueInteger |  |  | integer |
valueDate |  |  | date |
valueDateTime |  |  | dateTime |
valueTime |  |  | time |
valueString |  |  | string |
valueUri |  |  | uri |
valueAttachment |  |  | Attachment |
valueCoding |  |  | Coding |
valueQuantity |  |  | Quantity |
valueReference |  |  | Reference(Resource) |
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Questionnaire.status | Base | required | PublicationStatus | 📍4.0.1 | FHIR Std.
Questionnaire.item.type | Base | required | QuestionnaireItemType | 📍4.0.1 | FHIR Std.
Questionnaire.item.enableWhen.​operator | Base | required | QuestionnaireItemOperator | 📍4.0.1 | FHIR Std.
Questionnaire.item.enableWhen.​answer[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.answerOption.​value[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.initial.​value[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | Questionnaire | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Questionnaire | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Questionnaire | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | Questionnaire | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Questionnaire | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
que-0 | warning | Questionnaire | Name should be usable as an identifier for the module by machine processing applications such as code generation | `name.matches('[A-Z]([A-Za-z0-9_]){0,254}')`
que-1 | error | Questionnaire.item | Group items must have nested items, display items cannot have nested items | `(type='group' implies item.empty().not()) and (type.trace('type')='display' implies item.trace('item').empty())`
que-2 | error | Questionnaire | The link ids for groups and questions must be unique within the questionnaire | `descendants().linkId.isDistinct()`
que-3 | error | Questionnaire.item | Display items cannot have a "code" asserted | `type!='display' or code.empty()`
que-4 | error | Questionnaire.item | A question cannot have both answerOption and answerValueSet | `answerOption.empty() or answerValueSet.empty()`
que-5 | error | Questionnaire.item | Only 'choice' and 'open-choice' items can have answerValueSet | `(type ='choice' or type = 'open-choice' or type = 'decimal' or type = 'integer' or type = 'date' or type = 'dateTime' or type = 'time' or type = 'string' or type = 'quantity') or (answerValueSet.empty() and answerOption.empty())`
que-6 | error | Questionnaire.item | Required and repeat aren't permitted for display items | `type!='display' or (required.empty() and repeats.empty())`
que-7 | error | Questionnaire.item.enableWhen | If the operator is 'exists', the value must be a boolean | `operator = 'exists' implies (answer is Boolean)`
que-8 | error | Questionnaire.item | Initial values can't be specified for groups or display items | `(type!='group' and type!='display') or initial.empty()`
que-9 | error | Questionnaire.item | Read-only can't be specified for "display" items | `type!='display' or readOnly.empty()`
que-10 | error | Questionnaire.item | Maximum length can only be declared for simple question types | `(type in ('boolean' | 'decimal' | 'integer' | 'string' | 'text' | 'url' | 'open-choice')) or maxLength.empty()`
que-11 | error | Questionnaire.item | If one or more answerOption is present, initial[x] must be missing | `answerOption.empty() or initial.empty()`
que-12 | error | Questionnaire.item | If there are more than one enableWhen, enableBehavior must be specified | `enableWhen.count() > 2 implies enableBehavior.exists()`
que-13 | error | Questionnaire.item | Can only have multiple initial values for repeating items | `repeats=true or initial.count() <= 1`

This structure is derived from CPGComputableQuestionnaire

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Questionnaire |  | 0..* | CPGComputableQuestionnaire | A structured set of questions
item |  |  |  |
Slices for extension |  |  |  | Content/Rules for all slices
extension:CodeValueSet |  | 0..1 | canonical() | Code ValueSet URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet
answerOption |  |  |  |
Slices for extension |  |  |  | Content/Rules for all slices
extension:answerOptionAdditionalCode |  | 0..* | Coding | AnswerOption Additional Code URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/AnswerOptionAdditionalCode
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Questionnaire | C | 0..* | CPGComputableQuestionnaire | A structured set of questions Constraints: que-0, que-2
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
url | Σ | 0..1 | uri | Canonical identifier for this questionnaire, represented as a URI (globally unique)
identifier | Σ | 0..* | Identifier | Additional identifier for the questionnaire
version | Σ | 0..1 | string | Business version of the questionnaire
name | Σ C | 0..1 | string | Name for this questionnaire (computer friendly)
title | Σ | 0..1 | string | Name for this questionnaire (human friendly)
derivedFrom |  | 0..* | canonical(Questionnaire) | Instantiates protocol or definition
status | ?!Σ | 1..1 | code | draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
experimental | Σ | 0..1 | boolean | For testing purposes, not real usage
subjectType | Σ | 0..* | code | Resource that can be subject of QuestionnaireResponse Binding: ResourceType (required): One of the resource types defined as part of this version of FHIR.
date | Σ | 0..1 | dateTime | Date last changed
publisher | Σ | 0..1 | string | Name of the publisher (organization or individual)
contact | Σ | 0..* | ContactDetail | Contact details for the publisher
description |  | 0..1 | markdown | Natural language description of the questionnaire
useContext | Σ | 0..* | UsageContext | The context that the content is intended to support
jurisdiction | Σ | 0..* | CodeableConcept | Intended jurisdiction for questionnaire (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use.
purpose |  | 0..1 | markdown | Why this questionnaire is defined
copyright |  | 0..1 | markdown | Use and/or publishing restrictions
approvalDate |  | 0..1 | date | When the questionnaire was approved by publisher
lastReviewDate |  | 0..1 | date | When the questionnaire was last reviewed
effectivePeriod | Σ | 0..1 | Period | When the questionnaire is expected to be used
code | Σ | 0..* | Coding | Concept that represents the overall questionnaire Binding: QuestionnaireQuestionCodes (example): Codes for questionnaires, groups and individual questions.
item | S C | 0..* | BackboneElement | Questions and sections within the Questionnaire Constraints: que-1, que-3, que-4, que-5, que-6, que-8, que-9, que-10, que-11, que-12, que-13
id |  | 0..1 | string | Unique id for inter-element referencing
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:answerValueSetSource | S | 0..1 | canonical() | CPG Answer Value Set Source Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-answerValueSetSource
extension:itemImage | S | 0..1 | Attachment | CPG Item Image Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-itemImage
extension:CodeValueSet |  | 0..1 | canonical() | Code ValueSet URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
linkId |  | 1..1 | string | Unique id for item in questionnaire
definition |  | 0..1 | uri | ElementDefinition - details for the item
code | C | 0..* | Coding | Corresponding concept for this item in a terminology Binding: QuestionnaireQuestionCodes (example): Codes for questionnaires, groups and individual questions.
prefix |  | 0..1 | string | E.g. "1(a)", "2.5.3"
text |  | 0..1 | string | Primary text for the item
type |  | 1..1 | code | group | display | boolean | decimal | integer | date | dateTime + Binding: QuestionnaireItemType (required): Distinguishes groups from questions and display text and indicates data type for questions.
enableWhen | ?!C | 0..* | BackboneElement | Only allow data when Constraints: que-7
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
question |  | 1..1 | string | Question that determines whether item is enabled
operator |  | 1..1 | code | exists | = | != | > | < | >= | <= Binding: QuestionnaireItemOperator (required): The criteria by which a question is enabled.
answer[x] | C | 1..1 |  | Value for question comparison based on operator Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
answerBoolean |  |  | boolean |
answerDecimal |  |  | decimal |
answerInteger |  |  | integer |
answerDate |  |  | date |
answerDateTime |  |  | dateTime |
answerTime |  |  | time |
answerString |  |  | string |
answerCoding |  |  | Coding |
answerQuantity |  |  | Quantity |
answerReference |  |  | Reference(Resource) |
enableBehavior | C | 0..1 | code | all | any Binding: EnableWhenBehavior (required): Controls how multiple enableWhen values are interpreted - whether all or any must be true.
required | C | 0..1 | boolean | Whether the item must be included in data results
repeats | C | 0..1 | boolean | Whether the item may repeat
readOnly | C | 0..1 | boolean | Don't allow human editing
maxLength | C | 0..1 | integer | No more than this many characters
answerValueSet | C | 0..1 | canonical(ValueSet) | Valueset containing permitted answers
answerOption | S C | 0..* | BackboneElement | Permitted answer
id |  | 0..1 | string | Unique id for inter-element referencing
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:responseImage | S | 0..1 | Attachment | CPG Response Image Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-responseImage
extension:answerOptionAdditionalCode |  | 0..* | Coding | AnswerOption Additional Code URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/AnswerOptionAdditionalCode
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
value[x] |  | 1..1 |  | Answer value Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
valueInteger |  |  | integer |
valueDate |  |  | date |
valueTime |  |  | time |
valueString |  |  | string |
valueCoding |  |  | Coding |
valueReference |  |  | Reference(Resource) |
initialSelected |  | 0..1 | boolean | Whether option is selected by default
initial | C | 0..* | BackboneElement | Initial value(s) when item is first rendered
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
value[x] |  | 1..1 |  | Actual value for initializing the question Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
valueBoolean |  |  | boolean |
valueDecimal |  |  | decimal |
valueInteger |  |  | integer |
valueDate |  |  | date |
valueDateTime |  |  | dateTime |
valueTime |  |  | time |
valueString |  |  | string |
valueUri |  |  | uri |
valueAttachment |  |  | Attachment |
valueCoding |  |  | Coding |
valueQuantity |  |  | Quantity |
valueReference |  |  | Reference(Resource) |
item | C | 0..* | See item (Questionnaire) | Nested questionnaire items
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Questionnaire.language | Base | preferred | Common Languages | 📦4.0.1 | FHIR Std.
Questionnaire.status | Base | required | PublicationStatus | 📍4.0.1 | FHIR Std.
Questionnaire.subjectType | Base | required | ResourceType | 📍4.0.1 | FHIR Std.
Questionnaire.jurisdiction | Base | extensible | Jurisdiction | 📦4.0.1 | FHIR Std.
Questionnaire.code | Base | example | Questionnaire Question Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.code | Base | example | Questionnaire Question Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.type | Base | required | QuestionnaireItemType | 📍4.0.1 | FHIR Std.
Questionnaire.item.enableWhen.​operator | Base | required | QuestionnaireItemOperator | 📍4.0.1 | FHIR Std.
Questionnaire.item.enableWhen.​answer[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.enableBehavior | Base | required | EnableWhenBehavior | 📍4.0.1 | FHIR Std.
Questionnaire.item.answerOption.​value[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.initial.​value[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | Questionnaire | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Questionnaire | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Questionnaire | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | Questionnaire | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Questionnaire | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
que-0 | warning | Questionnaire | Name should be usable as an identifier for the module by machine processing applications such as code generation | `name.matches('[A-Z]([A-Za-z0-9_]){0,254}')`
que-1 | error | Questionnaire.item | Group items must have nested items, display items cannot have nested items | `(type='group' implies item.empty().not()) and (type.trace('type')='display' implies item.trace('item').empty())`
que-2 | error | Questionnaire | The link ids for groups and questions must be unique within the questionnaire | `descendants().linkId.isDistinct()`
que-3 | error | Questionnaire.item | Display items cannot have a "code" asserted | `type!='display' or code.empty()`
que-4 | error | Questionnaire.item | A question cannot have both answerOption and answerValueSet | `answerOption.empty() or answerValueSet.empty()`
que-5 | error | Questionnaire.item | Only 'choice' and 'open-choice' items can have answerValueSet | `(type ='choice' or type = 'open-choice' or type = 'decimal' or type = 'integer' or type = 'date' or type = 'dateTime' or type = 'time' or type = 'string' or type = 'quantity') or (answerValueSet.empty() and answerOption.empty())`
que-6 | error | Questionnaire.item | Required and repeat aren't permitted for display items | `type!='display' or (required.empty() and repeats.empty())`
que-7 | error | Questionnaire.item.enableWhen | If the operator is 'exists', the value must be a boolean | `operator = 'exists' implies (answer is Boolean)`
que-8 | error | Questionnaire.item | Initial values can't be specified for groups or display items | `(type!='group' and type!='display') or initial.empty()`
que-9 | error | Questionnaire.item | Read-only can't be specified for "display" items | `type!='display' or readOnly.empty()`
que-10 | error | Questionnaire.item | Maximum length can only be declared for simple question types | `(type in ('boolean' | 'decimal' | 'integer' | 'string' | 'text' | 'url' | 'open-choice')) or maxLength.empty()`
que-11 | error | Questionnaire.item | If one or more answerOption is present, initial[x] must be missing | `answerOption.empty() or initial.empty()`
que-12 | error | Questionnaire.item | If there are more than one enableWhen, enableBehavior must be specified | `enableWhen.count() > 2 implies enableBehavior.exists()`
que-13 | error | Questionnaire.item | Can only have multiple initial values for repeating items | `repeats=true or initial.count() <= 1`

This structure is derived from CPGComputableQuestionnaire

Summary

Extensions

This structure refers to these extensions:

- https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet
- https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/AnswerOptionAdditionalCode

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Questionnaire | C | 0..* | CPGComputableQuestionnaire | A structured set of questions Constraints: que-0, que-2
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
status | ?!Σ | 1..1 | code | draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
item | S C | 0..* | BackboneElement | Questions and sections within the Questionnaire Constraints: que-1, que-3, que-4, que-5, que-6, que-8, que-9, que-10, que-11, que-12, que-13
Slices for extension |  |  |  | Content/Rules for all slices
extension:answerValueSetSource | S | 0..1 | canonical() | CPG Answer Value Set Source Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-answerValueSetSource
extension:itemImage | S | 0..1 | Attachment | CPG Item Image Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-itemImage
extension:CodeValueSet |  | 0..1 | canonical() | Code ValueSet URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
linkId |  | 1..1 | string | Unique id for item in questionnaire
type |  | 1..1 | code | group | display | boolean | decimal | integer | date | dateTime + Binding: QuestionnaireItemType (required): Distinguishes groups from questions and display text and indicates data type for questions.
enableWhen | ?!C | 0..* | BackboneElement | Only allow data when Constraints: que-7
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
question |  | 1..1 | string | Question that determines whether item is enabled
operator |  | 1..1 | code | exists | = | != | > | < | >= | <= Binding: QuestionnaireItemOperator (required): The criteria by which a question is enabled.
answer[x] | C | 1..1 |  | Value for question comparison based on operator Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
answerBoolean |  |  | boolean |
answerDecimal |  |  | decimal |
answerInteger |  |  | integer |
answerDate |  |  | date |
answerDateTime |  |  | dateTime |
answerTime |  |  | time |
answerString |  |  | string |
answerCoding |  |  | Coding |
answerQuantity |  |  | Quantity |
answerReference |  |  | Reference(Resource) |
answerValueSet | C | 0..1 | canonical(ValueSet) | Valueset containing permitted answers
answerOption | S C | 0..* | BackboneElement | Permitted answer
Slices for extension |  |  |  | Content/Rules for all slices
extension:responseImage | S | 0..1 | Attachment | CPG Response Image Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-responseImage
extension:answerOptionAdditionalCode |  | 0..* | Coding | AnswerOption Additional Code URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/AnswerOptionAdditionalCode
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
value[x] |  | 1..1 |  | Answer value Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
valueInteger |  |  | integer |
valueDate |  |  | date |
valueTime |  |  | time |
valueString |  |  | string |
valueCoding |  |  | Coding |
valueReference |  |  | Reference(Resource) |
initial | C | 0..* | BackboneElement | Initial value(s) when item is first rendered
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
value[x] |  | 1..1 |  | Actual value for initializing the question Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
valueBoolean |  |  | boolean |
valueDecimal |  |  | decimal |
valueInteger |  |  | integer |
valueDate |  |  | date |
valueDateTime |  |  | dateTime |
valueTime |  |  | time |
valueString |  |  | string |
valueUri |  |  | uri |
valueAttachment |  |  | Attachment |
valueCoding |  |  | Coding |
valueQuantity |  |  | Quantity |
valueReference |  |  | Reference(Resource) |
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Questionnaire.status | Base | required | PublicationStatus | 📍4.0.1 | FHIR Std.
Questionnaire.item.type | Base | required | QuestionnaireItemType | 📍4.0.1 | FHIR Std.
Questionnaire.item.enableWhen.​operator | Base | required | QuestionnaireItemOperator | 📍4.0.1 | FHIR Std.
Questionnaire.item.enableWhen.​answer[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.answerOption.​value[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.initial.​value[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | Questionnaire | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Questionnaire | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Questionnaire | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | Questionnaire | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Questionnaire | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
que-0 | warning | Questionnaire | Name should be usable as an identifier for the module by machine processing applications such as code generation | `name.matches('[A-Z]([A-Za-z0-9_]){0,254}')`
que-1 | error | Questionnaire.item | Group items must have nested items, display items cannot have nested items | `(type='group' implies item.empty().not()) and (type.trace('type')='display' implies item.trace('item').empty())`
que-2 | error | Questionnaire | The link ids for groups and questions must be unique within the questionnaire | `descendants().linkId.isDistinct()`
que-3 | error | Questionnaire.item | Display items cannot have a "code" asserted | `type!='display' or code.empty()`
que-4 | error | Questionnaire.item | A question cannot have both answerOption and answerValueSet | `answerOption.empty() or answerValueSet.empty()`
que-5 | error | Questionnaire.item | Only 'choice' and 'open-choice' items can have answerValueSet | `(type ='choice' or type = 'open-choice' or type = 'decimal' or type = 'integer' or type = 'date' or type = 'dateTime' or type = 'time' or type = 'string' or type = 'quantity') or (answerValueSet.empty() and answerOption.empty())`
que-6 | error | Questionnaire.item | Required and repeat aren't permitted for display items | `type!='display' or (required.empty() and repeats.empty())`
que-7 | error | Questionnaire.item.enableWhen | If the operator is 'exists', the value must be a boolean | `operator = 'exists' implies (answer is Boolean)`
que-8 | error | Questionnaire.item | Initial values can't be specified for groups or display items | `(type!='group' and type!='display') or initial.empty()`
que-9 | error | Questionnaire.item | Read-only can't be specified for "display" items | `type!='display' or readOnly.empty()`
que-10 | error | Questionnaire.item | Maximum length can only be declared for simple question types | `(type in ('boolean' | 'decimal' | 'integer' | 'string' | 'text' | 'url' | 'open-choice')) or maxLength.empty()`
que-11 | error | Questionnaire.item | If one or more answerOption is present, initial[x] must be missing | `answerOption.empty() or initial.empty()`
que-12 | error | Questionnaire.item | If there are more than one enableWhen, enableBehavior must be specified | `enableWhen.count() > 2 implies enableBehavior.exists()`
que-13 | error | Questionnaire.item | Can only have multiple initial values for repeating items | `repeats=true or initial.count() <= 1`

Differential View

This structure is derived from CPGComputableQuestionnaire

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Questionnaire |  | 0..* | CPGComputableQuestionnaire | A structured set of questions
item |  |  |  |
Slices for extension |  |  |  | Content/Rules for all slices
extension:CodeValueSet |  | 0..1 | canonical() | Code ValueSet URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet
answerOption |  |  |  |
Slices for extension |  |  |  | Content/Rules for all slices
extension:answerOptionAdditionalCode |  | 0..* | Coding | AnswerOption Additional Code URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/AnswerOptionAdditionalCode
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Questionnaire | C | 0..* | CPGComputableQuestionnaire | A structured set of questions Constraints: que-0, que-2
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
url | Σ | 0..1 | uri | Canonical identifier for this questionnaire, represented as a URI (globally unique)
identifier | Σ | 0..* | Identifier | Additional identifier for the questionnaire
version | Σ | 0..1 | string | Business version of the questionnaire
name | Σ C | 0..1 | string | Name for this questionnaire (computer friendly)
title | Σ | 0..1 | string | Name for this questionnaire (human friendly)
derivedFrom |  | 0..* | canonical(Questionnaire) | Instantiates protocol or definition
status | ?!Σ | 1..1 | code | draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
experimental | Σ | 0..1 | boolean | For testing purposes, not real usage
subjectType | Σ | 0..* | code | Resource that can be subject of QuestionnaireResponse Binding: ResourceType (required): One of the resource types defined as part of this version of FHIR.
date | Σ | 0..1 | dateTime | Date last changed
publisher | Σ | 0..1 | string | Name of the publisher (organization or individual)
contact | Σ | 0..* | ContactDetail | Contact details for the publisher
description |  | 0..1 | markdown | Natural language description of the questionnaire
useContext | Σ | 0..* | UsageContext | The context that the content is intended to support
jurisdiction | Σ | 0..* | CodeableConcept | Intended jurisdiction for questionnaire (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use.
purpose |  | 0..1 | markdown | Why this questionnaire is defined
copyright |  | 0..1 | markdown | Use and/or publishing restrictions
approvalDate |  | 0..1 | date | When the questionnaire was approved by publisher
lastReviewDate |  | 0..1 | date | When the questionnaire was last reviewed
effectivePeriod | Σ | 0..1 | Period | When the questionnaire is expected to be used
code | Σ | 0..* | Coding | Concept that represents the overall questionnaire Binding: QuestionnaireQuestionCodes (example): Codes for questionnaires, groups and individual questions.
item | S C | 0..* | BackboneElement | Questions and sections within the Questionnaire Constraints: que-1, que-3, que-4, que-5, que-6, que-8, que-9, que-10, que-11, que-12, que-13
id |  | 0..1 | string | Unique id for inter-element referencing
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:answerValueSetSource | S | 0..1 | canonical() | CPG Answer Value Set Source Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-answerValueSetSource
extension:itemImage | S | 0..1 | Attachment | CPG Item Image Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-itemImage
extension:CodeValueSet |  | 0..1 | canonical() | Code ValueSet URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
linkId |  | 1..1 | string | Unique id for item in questionnaire
definition |  | 0..1 | uri | ElementDefinition - details for the item
code | C | 0..* | Coding | Corresponding concept for this item in a terminology Binding: QuestionnaireQuestionCodes (example): Codes for questionnaires, groups and individual questions.
prefix |  | 0..1 | string | E.g. "1(a)", "2.5.3"
text |  | 0..1 | string | Primary text for the item
type |  | 1..1 | code | group | display | boolean | decimal | integer | date | dateTime + Binding: QuestionnaireItemType (required): Distinguishes groups from questions and display text and indicates data type for questions.
enableWhen | ?!C | 0..* | BackboneElement | Only allow data when Constraints: que-7
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
question |  | 1..1 | string | Question that determines whether item is enabled
operator |  | 1..1 | code | exists | = | != | > | < | >= | <= Binding: QuestionnaireItemOperator (required): The criteria by which a question is enabled.
answer[x] | C | 1..1 |  | Value for question comparison based on operator Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
answerBoolean |  |  | boolean |
answerDecimal |  |  | decimal |
answerInteger |  |  | integer |
answerDate |  |  | date |
answerDateTime |  |  | dateTime |
answerTime |  |  | time |
answerString |  |  | string |
answerCoding |  |  | Coding |
answerQuantity |  |  | Quantity |
answerReference |  |  | Reference(Resource) |
enableBehavior | C | 0..1 | code | all | any Binding: EnableWhenBehavior (required): Controls how multiple enableWhen values are interpreted - whether all or any must be true.
required | C | 0..1 | boolean | Whether the item must be included in data results
repeats | C | 0..1 | boolean | Whether the item may repeat
readOnly | C | 0..1 | boolean | Don't allow human editing
maxLength | C | 0..1 | integer | No more than this many characters
answerValueSet | C | 0..1 | canonical(ValueSet) | Valueset containing permitted answers
answerOption | S C | 0..* | BackboneElement | Permitted answer
id |  | 0..1 | string | Unique id for inter-element referencing
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:responseImage | S | 0..1 | Attachment | CPG Response Image Extension URL: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-responseImage
extension:answerOptionAdditionalCode |  | 0..* | Coding | AnswerOption Additional Code URL: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/AnswerOptionAdditionalCode
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
value[x] |  | 1..1 |  | Answer value Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
valueInteger |  |  | integer |
valueDate |  |  | date |
valueTime |  |  | time |
valueString |  |  | string |
valueCoding |  |  | Coding |
valueReference |  |  | Reference(Resource) |
initialSelected |  | 0..1 | boolean | Whether option is selected by default
initial | C | 0..* | BackboneElement | Initial value(s) when item is first rendered
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
value[x] |  | 1..1 |  | Actual value for initializing the question Binding: QuestionnaireAnswerCodes (example): Allowed values to answer questions.
valueBoolean |  |  | boolean |
valueDecimal |  |  | decimal |
valueInteger |  |  | integer |
valueDate |  |  | date |
valueDateTime |  |  | dateTime |
valueTime |  |  | time |
valueString |  |  | string |
valueUri |  |  | uri |
valueAttachment |  |  | Attachment |
valueCoding |  |  | Coding |
valueQuantity |  |  | Quantity |
valueReference |  |  | Reference(Resource) |
item | C | 0..* | See item (Questionnaire) | Nested questionnaire items
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Questionnaire.language | Base | preferred | Common Languages | 📦4.0.1 | FHIR Std.
Questionnaire.status | Base | required | PublicationStatus | 📍4.0.1 | FHIR Std.
Questionnaire.subjectType | Base | required | ResourceType | 📍4.0.1 | FHIR Std.
Questionnaire.jurisdiction | Base | extensible | Jurisdiction | 📦4.0.1 | FHIR Std.
Questionnaire.code | Base | example | Questionnaire Question Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.code | Base | example | Questionnaire Question Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.type | Base | required | QuestionnaireItemType | 📍4.0.1 | FHIR Std.
Questionnaire.item.enableWhen.​operator | Base | required | QuestionnaireItemOperator | 📍4.0.1 | FHIR Std.
Questionnaire.item.enableWhen.​answer[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.enableBehavior | Base | required | EnableWhenBehavior | 📍4.0.1 | FHIR Std.
Questionnaire.item.answerOption.​value[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.
Questionnaire.item.initial.​value[x] | Base | example | Questionnaire Answer Codes | 📦4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | Questionnaire | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Questionnaire | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Questionnaire | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | Questionnaire | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Questionnaire | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
que-0 | warning | Questionnaire | Name should be usable as an identifier for the module by machine processing applications such as code generation | `name.matches('[A-Z]([A-Za-z0-9_]){0,254}')`
que-1 | error | Questionnaire.item | Group items must have nested items, display items cannot have nested items | `(type='group' implies item.empty().not()) and (type.trace('type')='display' implies item.trace('item').empty())`
que-2 | error | Questionnaire | The link ids for groups and questions must be unique within the questionnaire | `descendants().linkId.isDistinct()`
que-3 | error | Questionnaire.item | Display items cannot have a "code" asserted | `type!='display' or code.empty()`
que-4 | error | Questionnaire.item | A question cannot have both answerOption and answerValueSet | `answerOption.empty() or answerValueSet.empty()`
que-5 | error | Questionnaire.item | Only 'choice' and 'open-choice' items can have answerValueSet | `(type ='choice' or type = 'open-choice' or type = 'decimal' or type = 'integer' or type = 'date' or type = 'dateTime' or type = 'time' or type = 'string' or type = 'quantity') or (answerValueSet.empty() and answerOption.empty())`
que-6 | error | Questionnaire.item | Required and repeat aren't permitted for display items | `type!='display' or (required.empty() and repeats.empty())`
que-7 | error | Questionnaire.item.enableWhen | If the operator is 'exists', the value must be a boolean | `operator = 'exists' implies (answer is Boolean)`
que-8 | error | Questionnaire.item | Initial values can't be specified for groups or display items | `(type!='group' and type!='display') or initial.empty()`
que-9 | error | Questionnaire.item | Read-only can't be specified for "display" items | `type!='display' or readOnly.empty()`
que-10 | error | Questionnaire.item | Maximum length can only be declared for simple question types | `(type in ('boolean' | 'decimal' | 'integer' | 'string' | 'text' | 'url' | 'open-choice')) or maxLength.empty()`
que-11 | error | Questionnaire.item | If one or more answerOption is present, initial[x] must be missing | `answerOption.empty() or initial.empty()`
que-12 | error | Questionnaire.item | If there are more than one enableWhen, enableBehavior must be specified | `enableWhen.count() > 2 implies enableBehavior.exists()`
que-13 | error | Questionnaire.item | Can only have multiple initial values for repeating items | `repeats=true or initial.count() <= 1`

This structure is derived from CPGComputableQuestionnaire

Summary

Extensions

This structure refers to these extensions:

- https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet
- https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/AnswerOptionAdditionalCode

Other representations of profile: CSV, Excel, Schematron