Using CQL with FHIR
1.0.0-snapshot - Snapshot
Using CQL with FHIR
1.0.0-snapshot - Snapshot
This page is part of the Using CQL with FHIR Implementation Guide (v1.0.0-snapshot: STU1 Draft) based on FHIR (HL7® FHIR® Standard) R4. . For a full list of available versions, see the Directory of published versions
| Official URL: http://hl7.org/fhir/uv/cql/StructureDefinition/cql-structuredefinition | Version: 1.0.0-snapshot | |||
| Standards status: Trial-use | Maturity Level: 3 | Computable Name: CQLStructureDefinition | ||
| Other Identifiers: OID:2.16.840.1.113883.4.642.40.37.42.14 | ||||
Supports configuration of model info information for a StructureDefinition
Usage:
Description of Profiles, Differentials, Snapshots and how the different presentations work.
This structure is derived from StructureDefinition
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
  StructureDefinition |
1..1 | StructureDefinition | Structural Definition | |
  modelInfo-isIncluded |
S | 0..1 | boolean | Include in model info URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isIncluded |
| modelInfo-isRetrievable |
S | 0..1 | boolean | Whether the resources can be retrieved URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isRetrievable |
| modelInfo-label |
S | 0..1 | string | What label to use for the class URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-label |
 primaryCodePath |
S | 0..1 | string | What default code-valued element URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-primaryCodePath |
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
| StructureDefinition |
C | 1..1 | StructureDefinition | Structural Definition sdf-0: Name should be usable as an identifier for the module by machine processing applications such as code generation sdf-1: Element paths must be unique unless the structure is a constraint sdf-15a: If the first element in a differential has no "." in the path and it's not a logical model, it has no type sdf-4: If the structure is not abstract, then there SHALL be a baseDefinition sdf-5: If the structure defines an extension then the structure must have context information sdf-6: A structure must have either a differential, or a snapshot (or both) sdf-9: In any snapshot or differential, no label, code or requirements on an element without a "." in the path (e.g. the first element) sdf-11: If there's a type, its content must match the path name in the first element of a snapshot sdf-14: All element definitions must have an id sdf-15: The first element in a snapshot has no type unless model is a logical model. sdf-16: All element definitions must have unique ids (snapshot) sdf-17: All element definitions must have unique ids (diff) sdf-18: Context Invariants can only be used for extensions sdf-19: FHIR Specification models only use FHIR defined types sdf-21: Default values can only be specified on specializations sdf-22: FHIR Specification models never have default values sdf-23: No slice name on root |
 implicitRules |
?!Σ | 0..1 | uri | A set of rules under which this content was created |
| modelInfo-isIncluded |
S | 0..1 | boolean | Include in model info URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isIncluded |
| modelInfo-isRetrievable |
S | 0..1 | boolean | Whether the resources can be retrieved URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isRetrievable |
| modelInfo-label |
S | 0..1 | string | What label to use for the class URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-label |
| primaryCodePath |
S | 0..1 | string | What default code-valued element URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-primaryCodePath |
 modifierExtension |
?! | 0..* | Extension | Extensions that cannot be ignored |
| url |
Σ | 1..1 | uri | Canonical identifier for this structure definition, represented as a URI (globally unique) |
| name |
ΣC | 1..1 | string | Name for this structure definition (computer friendly) |
| status |
?!Σ | 1..1 | code | draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact. |
| kind |
Σ | 1..1 | code | primitive-type | complex-type | resource | logical Binding: StructureDefinitionKind (required): Defines the type of structure that a definition is describing. |
| abstract |
Σ | 1..1 | boolean | Whether the structure is abstract |
| type |
ΣC | 1..1 | uri | Type defined or constrained by this structure Binding: FHIRDefinedType (extensible): Either a resource or a data type, including logical model types. |
| Documentation for this format | ||||
| Path | Conformance | ValueSet | URI |
| StructureDefinition.status | required | PublicationStatushttp://hl7.org/fhir/ValueSet/publication-status|4.0.1from the FHIR Standard | |
| StructureDefinition.kind | required | StructureDefinitionKindhttp://hl7.org/fhir/ValueSet/structure-definition-kind|4.0.1from the FHIR Standard | |
| StructureDefinition.type | extensible | FHIRDefinedTypehttp://hl7.org/fhir/ValueSet/defined-typesfrom the FHIR Standard |
| Id | Grade | Path(s) | Details | Requirements |
| dom-2 | error | StructureDefinition | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() | |
| dom-3 | error | StructureDefinition | 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 | StructureDefinition | 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 | StructureDefinition | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() | |
| dom-6 | best practice | StructureDefinition | 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() | |
| sdf-0 | warning | StructureDefinition | 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}') | |
| sdf-1 | error | StructureDefinition | Element paths must be unique unless the structure is a constraint : derivation = 'constraint' or snapshot.element.select(path).isDistinct() | |
| sdf-6 | error | StructureDefinition | A structure must have either a differential, or a snapshot (or both) : snapshot.exists() or differential.exists() | |
| sdf-14 | error | StructureDefinition | All element definitions must have an id : snapshot.element.all(id.exists()) and differential.element.all(id.exists()) | elements have id |
| sdf-15a | error | StructureDefinition | If the first element in a differential has no "." in the path and it's not a logical model, it has no type : (kind!='logical' and differential.element.first().path.contains('.').not()) implies differential.element.first().type.empty() | No Type on the root element (differential) |
| sdf-4 | error | StructureDefinition | If the structure is not abstract, then there SHALL be a baseDefinition : abstract = true or baseDefinition.exists() | Ensure that the base types are abstract |
| sdf-5 | error | StructureDefinition | If the structure defines an extension then the structure must have context information : type != 'Extension' or derivation = 'specialization' or (context.exists()) | |
| sdf-9 | error | StructureDefinition | In any snapshot or differential, no label, code or requirements on an element without a "." in the path (e.g. the first element) : children().element.where(path.contains('.').not()).label.empty() and children().element.where(path.contains('.').not()).code.empty() and children().element.where(path.contains('.').not()).requirements.empty() | Because these 3 fields seem to be have overlapping meaning with the ones in the root of StructureDefinition |
| sdf-11 | error | StructureDefinition | If there's a type, its content must match the path name in the first element of a snapshot : kind != 'logical' implies snapshot.empty() or snapshot.element.first().path = type | Ensure that the type is not inconsistent with the other information in the structure |
| sdf-15 | error | StructureDefinition | The first element in a snapshot has no type unless model is a logical model. : kind!='logical' implies snapshot.element.first().type.empty() | No Type on the root element (snapshot) |
| sdf-16 | error | StructureDefinition | All element definitions must have unique ids (snapshot) : snapshot.element.all(id.exists()) and snapshot.element.id.trace('ids').isDistinct() | element ids need to be unique |
| sdf-17 | error | StructureDefinition | All element definitions must have unique ids (diff) : differential.element.all(id.exists()) and differential.element.id.trace('ids').isDistinct() | element ids need to be unique |
| sdf-18 | error | StructureDefinition | Context Invariants can only be used for extensions : contextInvariant.exists() implies type = 'Extension' | contextInvariant |
| sdf-19 | error | StructureDefinition | FHIR Specification models only use FHIR defined types : url.startsWith('http://hl7.org/fhir/StructureDefinition') implies (differential.element.type.code.all(matches('^[a-zA-Z0-9]+$') or matches('^http:\\/\\/hl7\\.org\\/fhirpath\\/System\\.[A-Z][A-Za-z]+$')) and snapshot.element.type.code.all(matches('^[a-zA-Z0-9\\.]+$') or matches('^http:\\/\\/hl7\\.org\\/fhirpath\\/System\\.[A-Z][A-Za-z]+$'))) | custom types only in logical models |
| sdf-21 | error | StructureDefinition | Default values can only be specified on specializations : differential.element.defaultValue.exists() implies (derivation = 'specialization') | no default values on data types or resources |
| sdf-22 | error | StructureDefinition | FHIR Specification models never have default values : url.startsWith('http://hl7.org/fhir/StructureDefinition') implies (snapshot.element.defaultValue.empty() and differential.element.defaultValue.empty()) | no default values on data types or resources |
| sdf-23 | error | StructureDefinition | No slice name on root : (snapshot | differential).element.all(path.contains('.').not() implies sliceName.empty()) | no sliceName on root |
| Name | Flags | Card. | Type | Description & Constraints | ||||
|---|---|---|---|---|---|---|---|---|
| StructureDefinition |
C | 1..1 | StructureDefinition | Structural Definition sdf-0: Name should be usable as an identifier for the module by machine processing applications such as code generation sdf-1: Element paths must be unique unless the structure is a constraint sdf-15a: If the first element in a differential has no "." in the path and it's not a logical model, it has no type sdf-4: If the structure is not abstract, then there SHALL be a baseDefinition sdf-5: If the structure defines an extension then the structure must have context information sdf-6: A structure must have either a differential, or a snapshot (or both) sdf-9: In any snapshot or differential, no label, code or requirements on an element without a "." in the path (e.g. the first element) sdf-11: If there's a type, its content must match the path name in the first element of a snapshot sdf-14: All element definitions must have an id sdf-15: The first element in a snapshot has no type unless model is a logical model. sdf-16: All element definitions must have unique ids (snapshot) sdf-17: All element definitions must have unique ids (diff) sdf-18: Context Invariants can only be used for extensions sdf-19: FHIR Specification models only use FHIR defined types sdf-21: Default values can only be specified on specializations sdf-22: FHIR Specification models never have default values sdf-23: No slice name on root | ||||
| 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.
| |||||
| text |
0..1 | Narrative | Text summary of the resource, for human interpretation | |||||
| contained |
0..* | Resource | Contained, inline Resources | |||||
 Slices for extension |
0..* | Extension | Extension Slice: Unordered, Open by value:url | |||||
| modelInfo-isIncluded |
S | 0..1 | boolean | Include in model info URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isIncluded | ||||
| modelInfo-isRetrievable |
S | 0..1 | boolean | Whether the resources can be retrieved URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isRetrievable | ||||
| modelInfo-label |
S | 0..1 | string | What label to use for the class URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-label | ||||
| primaryCodePath |
S | 0..1 | string | What default code-valued element URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-primaryCodePath | ||||
| modifierExtension |
?! | 0..* | Extension | Extensions that cannot be ignored | ||||
| url |
Σ | 1..1 | uri | Canonical identifier for this structure definition, represented as a URI (globally unique) | ||||
| identifier |
Σ | 0..* | Identifier | Additional identifier for the structure definition | ||||
| version |
Σ | 0..1 | string | Business version of the structure definition | ||||
| name |
ΣC | 1..1 | string | Name for this structure definition (computer friendly) | ||||
| title |
Σ | 0..1 | string | Name for this structure definition (human friendly) | ||||
| 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 | ||||
| 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 structure definition | |||||
| useContext |
Σ | 0..* | UsageContext | The context that the content is intended to support | ||||
| jurisdiction |
Σ | 0..* | CodeableConcept | Intended jurisdiction for structure definition (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use. | ||||
| purpose |
0..1 | markdown | Why this structure definition is defined | |||||
| copyright |
0..1 | markdown | Use and/or publishing restrictions | |||||
| keyword |
Σ | 0..* | Coding | Assist with indexing and finding Binding: DefinitionUseCodes (extensible): Codes for the meaning of the defined structure (SNOMED CT and LOINC codes, as an example). | ||||
| fhirVersion |
Σ | 0..1 | code | FHIR Version this StructureDefinition targets Binding: FHIRVersion (required): All published FHIR Versions. | ||||
 mapping |
C | 0..* | BackboneElement | External specification that the content is mapped to sdf-2: Must have at least a name or a uri (or both) | ||||
 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 | ||||
| identity |
1..1 | id | Internal id when this mapping is used | |||||
| uri |
C | 0..1 | uri | Identifies what this mapping refers to | ||||
| name |
C | 0..1 | string | Names what this mapping refers to | ||||
| comment |
0..1 | string | Versions, Issues, Scope limitations etc. | |||||
| kind |
Σ | 1..1 | code | primitive-type | complex-type | resource | logical Binding: StructureDefinitionKind (required): Defines the type of structure that a definition is describing. | ||||
| abstract |
Σ | 1..1 | boolean | Whether the structure is abstract | ||||
| context |
ΣC | 0..* | BackboneElement | If an extension, where it can be used in instances | ||||
| 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 | ||||
| type |
Σ | 1..1 | code | fhirpath | element | extension Binding: ExtensionContextType (required): How an extension context is interpreted. | ||||
| expression |
Σ | 1..1 | string | Where the extension can be used in instances | ||||
| contextInvariant |
ΣC | 0..* | string | FHIRPath invariants - when the extension can be used | ||||
| type |
ΣC | 1..1 | uri | Type defined or constrained by this structure Binding: FHIRDefinedType (extensible): Either a resource or a data type, including logical model types. | ||||
| baseDefinition |
ΣC | 0..1 | canonical(StructureDefinition) | Definition that this type is constrained/specialized from | ||||
| derivation |
Σ | 0..1 | code | specialization | constraint - How relates to base definition Binding: TypeDerivationRule (required): How a type relates to its baseDefinition. | ||||
| snapshot |
C | 0..1 | BackboneElement | Snapshot view of the structure sdf-3: Each element definition in a snapshot must have a formal definition and cardinalities sdf-8: All snapshot elements must start with the StructureDefinition's specified type for non-logical models, or with the same type name for logical models sdf-8b: All snapshot elements must have a base definition | ||||
| 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 | ||||
| element |
C | 1..* | ElementDefinition | Definition of elements in the resource (if no StructureDefinition) sdf-10: provide either a binding reference or a description (or both) | ||||
 differential |
C | 0..1 | BackboneElement | Differential view of the structure sdf-20: No slicing on the root element sdf-8a: In any differential, all the elements must start with the StructureDefinition's specified type for non-logical models, or with the same type name for logical models | ||||
 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 | ||||
| element |
1..* | ElementDefinition | Definition of elements in the resource (if no StructureDefinition) | |||||
| Documentation for this format | ||||||||
| Path | Conformance | ValueSet | URI | |||
| StructureDefinition.language | preferred | CommonLanguages
http://hl7.org/fhir/ValueSet/languagesfrom the FHIR Standard | ||||
| StructureDefinition.status | required | PublicationStatushttp://hl7.org/fhir/ValueSet/publication-status|4.0.1from the FHIR Standard | ||||
| StructureDefinition.jurisdiction | extensible | Jurisdiction ValueSethttp://hl7.org/fhir/ValueSet/jurisdictionfrom the FHIR Standard | ||||
| StructureDefinition.keyword | extensible | DefinitionUseCodeshttp://hl7.org/fhir/ValueSet/definition-usefrom the FHIR Standard | ||||
| StructureDefinition.fhirVersion | required | FHIRVersionhttp://hl7.org/fhir/ValueSet/FHIR-version|4.0.1from the FHIR Standard | ||||
| StructureDefinition.kind | required | StructureDefinitionKindhttp://hl7.org/fhir/ValueSet/structure-definition-kind|4.0.1from the FHIR Standard | ||||
| StructureDefinition.context.type | required | ExtensionContextTypehttp://hl7.org/fhir/ValueSet/extension-context-type|4.0.1from the FHIR Standard | ||||
| StructureDefinition.type | extensible | FHIRDefinedTypehttp://hl7.org/fhir/ValueSet/defined-typesfrom the FHIR Standard | ||||
| StructureDefinition.derivation | required | TypeDerivationRulehttp://hl7.org/fhir/ValueSet/type-derivation-rule|4.0.1from the FHIR Standard |
| Id | Grade | Path(s) | Details | Requirements |
| dom-2 | error | StructureDefinition | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() | |
| dom-3 | error | StructureDefinition | 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 | StructureDefinition | 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 | StructureDefinition | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() | |
| dom-6 | best practice | StructureDefinition | 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() | |
| sdf-0 | warning | StructureDefinition | 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}') | |
| sdf-1 | error | StructureDefinition | Element paths must be unique unless the structure is a constraint : derivation = 'constraint' or snapshot.element.select(path).isDistinct() | |
| sdf-15a | error | StructureDefinition | If the first element in a differential has no "." in the path and it's not a logical model, it has no type : (kind!='logical' and differential.element.first().path.contains('.').not()) implies differential.element.first().type.empty() | No Type on the root element (differential) |
| sdf-2 | error | StructureDefinition.mapping | Must have at least a name or a uri (or both) : name.exists() or uri.exists() | |
| sdf-3 | error | StructureDefinition.snapshot | Each element definition in a snapshot must have a formal definition and cardinalities : element.all(definition.exists() and min.exists() and max.exists()) | |
| sdf-4 | error | StructureDefinition | If the structure is not abstract, then there SHALL be a baseDefinition : abstract = true or baseDefinition.exists() | Ensure that the base types are abstract |
| sdf-5 | error | StructureDefinition | If the structure defines an extension then the structure must have context information : type != 'Extension' or derivation = 'specialization' or (context.exists()) | |
| sdf-6 | error | StructureDefinition | A structure must have either a differential, or a snapshot (or both) : snapshot.exists() or differential.exists() | |
| sdf-8 | error | StructureDefinition.snapshot | All snapshot elements must start with the StructureDefinition's specified type for non-logical models, or with the same type name for logical models : (%resource.kind = 'logical' or element.first().path = %resource.type) and element.tail().all(path.startsWith(%resource.snapshot.element.first().path&'.')) | |
| sdf-9 | error | StructureDefinition | In any snapshot or differential, no label, code or requirements on an element without a "." in the path (e.g. the first element) : children().element.where(path.contains('.').not()).label.empty() and children().element.where(path.contains('.').not()).code.empty() and children().element.where(path.contains('.').not()).requirements.empty() | Because these 3 fields seem to be have overlapping meaning with the ones in the root of StructureDefinition |
| sdf-10 | error | StructureDefinition.snapshot.element | provide either a binding reference or a description (or both) : binding.empty() or binding.valueSet.exists() or binding.description.exists() | binding is required |
| sdf-11 | error | StructureDefinition | If there's a type, its content must match the path name in the first element of a snapshot : kind != 'logical' implies snapshot.empty() or snapshot.element.first().path = type | Ensure that the type is not inconsistent with the other information in the structure |
| sdf-14 | error | StructureDefinition | All element definitions must have an id : snapshot.element.all(id.exists()) and differential.element.all(id.exists()) | elements have id |
| sdf-15 | error | StructureDefinition | The first element in a snapshot has no type unless model is a logical model. : kind!='logical' implies snapshot.element.first().type.empty() | No Type on the root element (snapshot) |
| sdf-16 | error | StructureDefinition | All element definitions must have unique ids (snapshot) : snapshot.element.all(id.exists()) and snapshot.element.id.trace('ids').isDistinct() | element ids need to be unique |
| sdf-17 | error | StructureDefinition | All element definitions must have unique ids (diff) : differential.element.all(id.exists()) and differential.element.id.trace('ids').isDistinct() | element ids need to be unique |
| sdf-18 | error | StructureDefinition | Context Invariants can only be used for extensions : contextInvariant.exists() implies type = 'Extension' | contextInvariant |
| sdf-19 | error | StructureDefinition | FHIR Specification models only use FHIR defined types : url.startsWith('http://hl7.org/fhir/StructureDefinition') implies (differential.element.type.code.all(matches('^[a-zA-Z0-9]+$') or matches('^http:\\/\\/hl7\\.org\\/fhirpath\\/System\\.[A-Z][A-Za-z]+$')) and snapshot.element.type.code.all(matches('^[a-zA-Z0-9\\.]+$') or matches('^http:\\/\\/hl7\\.org\\/fhirpath\\/System\\.[A-Z][A-Za-z]+$'))) | custom types only in logical models |
| sdf-20 | error | StructureDefinition.differential | No slicing on the root element : element.where(path.contains('.').not()).slicing.empty() | no slicing on root |
| sdf-21 | error | StructureDefinition | Default values can only be specified on specializations : differential.element.defaultValue.exists() implies (derivation = 'specialization') | no default values on data types or resources |
| sdf-22 | error | StructureDefinition | FHIR Specification models never have default values : url.startsWith('http://hl7.org/fhir/StructureDefinition') implies (snapshot.element.defaultValue.empty() and differential.element.defaultValue.empty()) | no default values on data types or resources |
| sdf-23 | error | StructureDefinition | No slice name on root : (snapshot | differential).element.all(path.contains('.').not() implies sliceName.empty()) | no sliceName on root |
| sdf-8a | error | StructureDefinition.differential | In any differential, all the elements must start with the StructureDefinition's specified type for non-logical models, or with the same type name for logical models : (%resource.kind = 'logical' or element.first().path.startsWith(%resource.type)) and (element.tail().empty() or element.tail().all(path.startsWith(%resource.differential.element.first().path.replaceMatches('\\..*','')&'.'))) | |
| sdf-8b | error | StructureDefinition.snapshot | All snapshot elements must have a base definition : element.all(base.exists()) |
This structure is derived from StructureDefinition
Summary
Must-Support: 4 elements
Extensions
This structure refers to these extensions:
Maturity: 3
Differential View
This structure is derived from StructureDefinition
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
| StructureDefinition |
1..1 | StructureDefinition | Structural Definition | |
| modelInfo-isIncluded |
S | 0..1 | boolean | Include in model info URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isIncluded |
| modelInfo-isRetrievable |
S | 0..1 | boolean | Whether the resources can be retrieved URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isRetrievable |
| modelInfo-label |
S | 0..1 | string | What label to use for the class URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-label |
| primaryCodePath |
S | 0..1 | string | What default code-valued element URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-primaryCodePath |
| Documentation for this format | ||||
Key Elements View
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
| StructureDefinition |
C | 1..1 | StructureDefinition | Structural Definition sdf-0: Name should be usable as an identifier for the module by machine processing applications such as code generation sdf-1: Element paths must be unique unless the structure is a constraint sdf-15a: If the first element in a differential has no "." in the path and it's not a logical model, it has no type sdf-4: If the structure is not abstract, then there SHALL be a baseDefinition sdf-5: If the structure defines an extension then the structure must have context information sdf-6: A structure must have either a differential, or a snapshot (or both) sdf-9: In any snapshot or differential, no label, code or requirements on an element without a "." in the path (e.g. the first element) sdf-11: If there's a type, its content must match the path name in the first element of a snapshot sdf-14: All element definitions must have an id sdf-15: The first element in a snapshot has no type unless model is a logical model. sdf-16: All element definitions must have unique ids (snapshot) sdf-17: All element definitions must have unique ids (diff) sdf-18: Context Invariants can only be used for extensions sdf-19: FHIR Specification models only use FHIR defined types sdf-21: Default values can only be specified on specializations sdf-22: FHIR Specification models never have default values sdf-23: No slice name on root |
| implicitRules |
?!Σ | 0..1 | uri | A set of rules under which this content was created |
| modelInfo-isIncluded |
S | 0..1 | boolean | Include in model info URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isIncluded |
| modelInfo-isRetrievable |
S | 0..1 | boolean | Whether the resources can be retrieved URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isRetrievable |
| modelInfo-label |
S | 0..1 | string | What label to use for the class URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-label |
| primaryCodePath |
S | 0..1 | string | What default code-valued element URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-primaryCodePath |
| modifierExtension |
?! | 0..* | Extension | Extensions that cannot be ignored |
| url |
Σ | 1..1 | uri | Canonical identifier for this structure definition, represented as a URI (globally unique) |
| name |
ΣC | 1..1 | string | Name for this structure definition (computer friendly) |
| status |
?!Σ | 1..1 | code | draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact. |
| kind |
Σ | 1..1 | code | primitive-type | complex-type | resource | logical Binding: StructureDefinitionKind (required): Defines the type of structure that a definition is describing. |
| abstract |
Σ | 1..1 | boolean | Whether the structure is abstract |
| type |
ΣC | 1..1 | uri | Type defined or constrained by this structure Binding: FHIRDefinedType (extensible): Either a resource or a data type, including logical model types. |
| Documentation for this format | ||||
| Path | Conformance | ValueSet | URI |
| StructureDefinition.status | required | PublicationStatushttp://hl7.org/fhir/ValueSet/publication-status|4.0.1from the FHIR Standard | |
| StructureDefinition.kind | required | StructureDefinitionKindhttp://hl7.org/fhir/ValueSet/structure-definition-kind|4.0.1from the FHIR Standard | |
| StructureDefinition.type | extensible | FHIRDefinedTypehttp://hl7.org/fhir/ValueSet/defined-typesfrom the FHIR Standard |
| Id | Grade | Path(s) | Details | Requirements |
| dom-2 | error | StructureDefinition | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() | |
| dom-3 | error | StructureDefinition | 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 | StructureDefinition | 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 | StructureDefinition | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() | |
| dom-6 | best practice | StructureDefinition | 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() | |
| sdf-0 | warning | StructureDefinition | 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}') | |
| sdf-1 | error | StructureDefinition | Element paths must be unique unless the structure is a constraint : derivation = 'constraint' or snapshot.element.select(path).isDistinct() | |
| sdf-6 | error | StructureDefinition | A structure must have either a differential, or a snapshot (or both) : snapshot.exists() or differential.exists() | |
| sdf-14 | error | StructureDefinition | All element definitions must have an id : snapshot.element.all(id.exists()) and differential.element.all(id.exists()) | elements have id |
| sdf-15a | error | StructureDefinition | If the first element in a differential has no "." in the path and it's not a logical model, it has no type : (kind!='logical' and differential.element.first().path.contains('.').not()) implies differential.element.first().type.empty() | No Type on the root element (differential) |
| sdf-4 | error | StructureDefinition | If the structure is not abstract, then there SHALL be a baseDefinition : abstract = true or baseDefinition.exists() | Ensure that the base types are abstract |
| sdf-5 | error | StructureDefinition | If the structure defines an extension then the structure must have context information : type != 'Extension' or derivation = 'specialization' or (context.exists()) | |
| sdf-9 | error | StructureDefinition | In any snapshot or differential, no label, code or requirements on an element without a "." in the path (e.g. the first element) : children().element.where(path.contains('.').not()).label.empty() and children().element.where(path.contains('.').not()).code.empty() and children().element.where(path.contains('.').not()).requirements.empty() | Because these 3 fields seem to be have overlapping meaning with the ones in the root of StructureDefinition |
| sdf-11 | error | StructureDefinition | If there's a type, its content must match the path name in the first element of a snapshot : kind != 'logical' implies snapshot.empty() or snapshot.element.first().path = type | Ensure that the type is not inconsistent with the other information in the structure |
| sdf-15 | error | StructureDefinition | The first element in a snapshot has no type unless model is a logical model. : kind!='logical' implies snapshot.element.first().type.empty() | No Type on the root element (snapshot) |
| sdf-16 | error | StructureDefinition | All element definitions must have unique ids (snapshot) : snapshot.element.all(id.exists()) and snapshot.element.id.trace('ids').isDistinct() | element ids need to be unique |
| sdf-17 | error | StructureDefinition | All element definitions must have unique ids (diff) : differential.element.all(id.exists()) and differential.element.id.trace('ids').isDistinct() | element ids need to be unique |
| sdf-18 | error | StructureDefinition | Context Invariants can only be used for extensions : contextInvariant.exists() implies type = 'Extension' | contextInvariant |
| sdf-19 | error | StructureDefinition | FHIR Specification models only use FHIR defined types : url.startsWith('http://hl7.org/fhir/StructureDefinition') implies (differential.element.type.code.all(matches('^[a-zA-Z0-9]+$') or matches('^http:\\/\\/hl7\\.org\\/fhirpath\\/System\\.[A-Z][A-Za-z]+$')) and snapshot.element.type.code.all(matches('^[a-zA-Z0-9\\.]+$') or matches('^http:\\/\\/hl7\\.org\\/fhirpath\\/System\\.[A-Z][A-Za-z]+$'))) | custom types only in logical models |
| sdf-21 | error | StructureDefinition | Default values can only be specified on specializations : differential.element.defaultValue.exists() implies (derivation = 'specialization') | no default values on data types or resources |
| sdf-22 | error | StructureDefinition | FHIR Specification models never have default values : url.startsWith('http://hl7.org/fhir/StructureDefinition') implies (snapshot.element.defaultValue.empty() and differential.element.defaultValue.empty()) | no default values on data types or resources |
| sdf-23 | error | StructureDefinition | No slice name on root : (snapshot | differential).element.all(path.contains('.').not() implies sliceName.empty()) | no sliceName on root |
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints | ||||
|---|---|---|---|---|---|---|---|---|
| StructureDefinition |
C | 1..1 | StructureDefinition | Structural Definition sdf-0: Name should be usable as an identifier for the module by machine processing applications such as code generation sdf-1: Element paths must be unique unless the structure is a constraint sdf-15a: If the first element in a differential has no "." in the path and it's not a logical model, it has no type sdf-4: If the structure is not abstract, then there SHALL be a baseDefinition sdf-5: If the structure defines an extension then the structure must have context information sdf-6: A structure must have either a differential, or a snapshot (or both) sdf-9: In any snapshot or differential, no label, code or requirements on an element without a "." in the path (e.g. the first element) sdf-11: If there's a type, its content must match the path name in the first element of a snapshot sdf-14: All element definitions must have an id sdf-15: The first element in a snapshot has no type unless model is a logical model. sdf-16: All element definitions must have unique ids (snapshot) sdf-17: All element definitions must have unique ids (diff) sdf-18: Context Invariants can only be used for extensions sdf-19: FHIR Specification models only use FHIR defined types sdf-21: Default values can only be specified on specializations sdf-22: FHIR Specification models never have default values sdf-23: No slice name on root | ||||
| 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.
| |||||
| text |
0..1 | Narrative | Text summary of the resource, for human interpretation | |||||
| contained |
0..* | Resource | Contained, inline Resources | |||||
| Slices for extension |
0..* | Extension | Extension Slice: Unordered, Open by value:url | |||||
| modelInfo-isIncluded |
S | 0..1 | boolean | Include in model info URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isIncluded | ||||
| modelInfo-isRetrievable |
S | 0..1 | boolean | Whether the resources can be retrieved URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-isRetrievable | ||||
| modelInfo-label |
S | 0..1 | string | What label to use for the class URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-label | ||||
| primaryCodePath |
S | 0..1 | string | What default code-valued element URL: http://hl7.org/fhir/StructureDefinition/cqf-modelInfo-primaryCodePath | ||||
| modifierExtension |
?! | 0..* | Extension | Extensions that cannot be ignored | ||||
| url |
Σ | 1..1 | uri | Canonical identifier for this structure definition, represented as a URI (globally unique) | ||||
| identifier |
Σ | 0..* | Identifier | Additional identifier for the structure definition | ||||
| version |
Σ | 0..1 | string | Business version of the structure definition | ||||
| name |
ΣC | 1..1 | string | Name for this structure definition (computer friendly) | ||||
| title |
Σ | 0..1 | string | Name for this structure definition (human friendly) | ||||
| 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 | ||||
| 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 structure definition | |||||
| useContext |
Σ | 0..* | UsageContext | The context that the content is intended to support | ||||
| jurisdiction |
Σ | 0..* | CodeableConcept | Intended jurisdiction for structure definition (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use. | ||||
| purpose |
0..1 | markdown | Why this structure definition is defined | |||||
| copyright |
0..1 | markdown | Use and/or publishing restrictions | |||||
| keyword |
Σ | 0..* | Coding | Assist with indexing and finding Binding: DefinitionUseCodes (extensible): Codes for the meaning of the defined structure (SNOMED CT and LOINC codes, as an example). | ||||
| fhirVersion |
Σ | 0..1 | code | FHIR Version this StructureDefinition targets Binding: FHIRVersion (required): All published FHIR Versions. | ||||
| mapping |
C | 0..* | BackboneElement | External specification that the content is mapped to sdf-2: Must have at least a name or a uri (or both) | ||||
| 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 | ||||
| identity |
1..1 | id | Internal id when this mapping is used | |||||
| uri |
C | 0..1 | uri | Identifies what this mapping refers to | ||||
| name |
C | 0..1 | string | Names what this mapping refers to | ||||
| comment |
0..1 | string | Versions, Issues, Scope limitations etc. | |||||
| kind |
Σ | 1..1 | code | primitive-type | complex-type | resource | logical Binding: StructureDefinitionKind (required): Defines the type of structure that a definition is describing. | ||||
| abstract |
Σ | 1..1 | boolean | Whether the structure is abstract | ||||
| context |
ΣC | 0..* | BackboneElement | If an extension, where it can be used in instances | ||||
| 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 | ||||
| type |
Σ | 1..1 | code | fhirpath | element | extension Binding: ExtensionContextType (required): How an extension context is interpreted. | ||||
| expression |
Σ | 1..1 | string | Where the extension can be used in instances | ||||
| contextInvariant |
ΣC | 0..* | string | FHIRPath invariants - when the extension can be used | ||||
| type |
ΣC | 1..1 | uri | Type defined or constrained by this structure Binding: FHIRDefinedType (extensible): Either a resource or a data type, including logical model types. | ||||
| baseDefinition |
ΣC | 0..1 | canonical(StructureDefinition) | Definition that this type is constrained/specialized from | ||||
| derivation |
Σ | 0..1 | code | specialization | constraint - How relates to base definition Binding: TypeDerivationRule (required): How a type relates to its baseDefinition. | ||||
| snapshot |
C | 0..1 | BackboneElement | Snapshot view of the structure sdf-3: Each element definition in a snapshot must have a formal definition and cardinalities sdf-8: All snapshot elements must start with the StructureDefinition's specified type for non-logical models, or with the same type name for logical models sdf-8b: All snapshot elements must have a base definition | ||||
| 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 | ||||
| element |
C | 1..* | ElementDefinition | Definition of elements in the resource (if no StructureDefinition) sdf-10: provide either a binding reference or a description (or both) | ||||
| differential |
C | 0..1 | BackboneElement | Differential view of the structure sdf-20: No slicing on the root element sdf-8a: In any differential, all the elements must start with the StructureDefinition's specified type for non-logical models, or with the same type name for logical models | ||||
| 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 | ||||
| element |
1..* | ElementDefinition | Definition of elements in the resource (if no StructureDefinition) | |||||
| Documentation for this format | ||||||||
| Path | Conformance | ValueSet | URI | |||
| StructureDefinition.language | preferred | CommonLanguages
http://hl7.org/fhir/ValueSet/languagesfrom the FHIR Standard | ||||
| StructureDefinition.status | required | PublicationStatushttp://hl7.org/fhir/ValueSet/publication-status|4.0.1from the FHIR Standard | ||||
| StructureDefinition.jurisdiction | extensible | Jurisdiction ValueSethttp://hl7.org/fhir/ValueSet/jurisdictionfrom the FHIR Standard | ||||
| StructureDefinition.keyword | extensible | DefinitionUseCodeshttp://hl7.org/fhir/ValueSet/definition-usefrom the FHIR Standard | ||||
| StructureDefinition.fhirVersion | required | FHIRVersionhttp://hl7.org/fhir/ValueSet/FHIR-version|4.0.1from the FHIR Standard | ||||
| StructureDefinition.kind | required | StructureDefinitionKindhttp://hl7.org/fhir/ValueSet/structure-definition-kind|4.0.1from the FHIR Standard | ||||
| StructureDefinition.context.type | required | ExtensionContextTypehttp://hl7.org/fhir/ValueSet/extension-context-type|4.0.1from the FHIR Standard | ||||
| StructureDefinition.type | extensible | FHIRDefinedTypehttp://hl7.org/fhir/ValueSet/defined-typesfrom the FHIR Standard | ||||
| StructureDefinition.derivation | required | TypeDerivationRulehttp://hl7.org/fhir/ValueSet/type-derivation-rule|4.0.1from the FHIR Standard |
| Id | Grade | Path(s) | Details | Requirements |
| dom-2 | error | StructureDefinition | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() | |
| dom-3 | error | StructureDefinition | 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 | StructureDefinition | 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 | StructureDefinition | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() | |
| dom-6 | best practice | StructureDefinition | 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() | |
| sdf-0 | warning | StructureDefinition | 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}') | |
| sdf-1 | error | StructureDefinition | Element paths must be unique unless the structure is a constraint : derivation = 'constraint' or snapshot.element.select(path).isDistinct() | |
| sdf-15a | error | StructureDefinition | If the first element in a differential has no "." in the path and it's not a logical model, it has no type : (kind!='logical' and differential.element.first().path.contains('.').not()) implies differential.element.first().type.empty() | No Type on the root element (differential) |
| sdf-2 | error | StructureDefinition.mapping | Must have at least a name or a uri (or both) : name.exists() or uri.exists() | |
| sdf-3 | error | StructureDefinition.snapshot | Each element definition in a snapshot must have a formal definition and cardinalities : element.all(definition.exists() and min.exists() and max.exists()) | |
| sdf-4 | error | StructureDefinition | If the structure is not abstract, then there SHALL be a baseDefinition : abstract = true or baseDefinition.exists() | Ensure that the base types are abstract |
| sdf-5 | error | StructureDefinition | If the structure defines an extension then the structure must have context information : type != 'Extension' or derivation = 'specialization' or (context.exists()) | |
| sdf-6 | error | StructureDefinition | A structure must have either a differential, or a snapshot (or both) : snapshot.exists() or differential.exists() | |
| sdf-8 | error | StructureDefinition.snapshot | All snapshot elements must start with the StructureDefinition's specified type for non-logical models, or with the same type name for logical models : (%resource.kind = 'logical' or element.first().path = %resource.type) and element.tail().all(path.startsWith(%resource.snapshot.element.first().path&'.')) | |
| sdf-9 | error | StructureDefinition | In any snapshot or differential, no label, code or requirements on an element without a "." in the path (e.g. the first element) : children().element.where(path.contains('.').not()).label.empty() and children().element.where(path.contains('.').not()).code.empty() and children().element.where(path.contains('.').not()).requirements.empty() | Because these 3 fields seem to be have overlapping meaning with the ones in the root of StructureDefinition |
| sdf-10 | error | StructureDefinition.snapshot.element | provide either a binding reference or a description (or both) : binding.empty() or binding.valueSet.exists() or binding.description.exists() | binding is required |
| sdf-11 | error | StructureDefinition | If there's a type, its content must match the path name in the first element of a snapshot : kind != 'logical' implies snapshot.empty() or snapshot.element.first().path = type | Ensure that the type is not inconsistent with the other information in the structure |
| sdf-14 | error | StructureDefinition | All element definitions must have an id : snapshot.element.all(id.exists()) and differential.element.all(id.exists()) | elements have id |
| sdf-15 | error | StructureDefinition | The first element in a snapshot has no type unless model is a logical model. : kind!='logical' implies snapshot.element.first().type.empty() | No Type on the root element (snapshot) |
| sdf-16 | error | StructureDefinition | All element definitions must have unique ids (snapshot) : snapshot.element.all(id.exists()) and snapshot.element.id.trace('ids').isDistinct() | element ids need to be unique |
| sdf-17 | error | StructureDefinition | All element definitions must have unique ids (diff) : differential.element.all(id.exists()) and differential.element.id.trace('ids').isDistinct() | element ids need to be unique |
| sdf-18 | error | StructureDefinition | Context Invariants can only be used for extensions : contextInvariant.exists() implies type = 'Extension' | contextInvariant |
| sdf-19 | error | StructureDefinition | FHIR Specification models only use FHIR defined types : url.startsWith('http://hl7.org/fhir/StructureDefinition') implies (differential.element.type.code.all(matches('^[a-zA-Z0-9]+$') or matches('^http:\\/\\/hl7\\.org\\/fhirpath\\/System\\.[A-Z][A-Za-z]+$')) and snapshot.element.type.code.all(matches('^[a-zA-Z0-9\\.]+$') or matches('^http:\\/\\/hl7\\.org\\/fhirpath\\/System\\.[A-Z][A-Za-z]+$'))) | custom types only in logical models |
| sdf-20 | error | StructureDefinition.differential | No slicing on the root element : element.where(path.contains('.').not()).slicing.empty() | no slicing on root |
| sdf-21 | error | StructureDefinition | Default values can only be specified on specializations : differential.element.defaultValue.exists() implies (derivation = 'specialization') | no default values on data types or resources |
| sdf-22 | error | StructureDefinition | FHIR Specification models never have default values : url.startsWith('http://hl7.org/fhir/StructureDefinition') implies (snapshot.element.defaultValue.empty() and differential.element.defaultValue.empty()) | no default values on data types or resources |
| sdf-23 | error | StructureDefinition | No slice name on root : (snapshot | differential).element.all(path.contains('.').not() implies sliceName.empty()) | no sliceName on root |
| sdf-8a | error | StructureDefinition.differential | In any differential, all the elements must start with the StructureDefinition's specified type for non-logical models, or with the same type name for logical models : (%resource.kind = 'logical' or element.first().path.startsWith(%resource.type)) and (element.tail().empty() or element.tail().all(path.startsWith(%resource.differential.element.first().path.replaceMatches('\\..*','')&'.'))) | |
| sdf-8b | error | StructureDefinition.snapshot | All snapshot elements must have a base definition : element.all(base.exists()) |
This structure is derived from StructureDefinition
Summary
Must-Support: 4 elements
Extensions
This structure refers to these extensions:
Maturity: 3
Other representations of profile: CSV, Excel, Schematron
IG © 2023+ HL7 International / Clinical Decision Support. Package hl7.fhir.uv.cql#1.0.0-snapshot based on FHIR 4.0.1. Generated 2024-04-06
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