FHIR IG Statistics: StructureDefinition/ext-R5-EvidenceVariable.ch.dEV
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{
"resourceType": "StructureDefinition",
"id": "ext-R5-EvidenceVariable.ch.dEV",
"url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-EvidenceVariable.characteristic.definitionByCombination",
"version": "0.0.1-snapshot-1",
"name": "ext_R5_EvidenceVariable_ch_dEV",
"title": "Cross-version Extension for R5.EvidenceVariable.characteristic.definitionByCombination for use in FHIR R4B",
"status": "draft",
"experimental": false,
"date": "2025-06-03T03:14:59.197633+02:00",
"description": "This cross-version extension represents EvidenceVariable.characteristic.definitionByCombination from http://hl7.org/fhir/StructureDefinition/EvidenceVariable|5.0.0 for use in FHIR R4B.",
"fhirVersion": "4.3.0",
"kind": "complex-type",
"abstract": false,
"context": [
{
"type": "element",
"expression": "EvidenceVariable.characteristic"
}
],
"type": "Extension",
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"derivation": "constraint",
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{
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"comment": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"min": 0,
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"type": [
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"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
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"source": "http://hl7.org/fhir/StructureDefinition/Element"
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],
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"definition": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
"alias": [
"extensions",
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{
"key": "ele-1",
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},
{
"key": "ext-1",
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"path": "Element.id",
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{
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{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
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"code": "http://hl7.org/fhirpath/System.String"
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"comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
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{
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"short": "identifies the meaning of the extension",
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"min": 1,
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"path": "Extension.url",
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"max": "1"
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"type": [
{
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},
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"path": "Extension.extension.value[x]",
"short": "Provides the value of \"n\" when \"at-least\" or \"at-most\" codes are used",
"definition": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"min": 0,
"max": "1",
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"path": "Extension.value[x]",
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"type": [
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],
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],
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{
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"definition": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
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"source": "http://hl7.org/fhir/StructureDefinition/Element"
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{
"key": "ext-1",
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"comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
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"short": "Data type name for EvidenceVariable.characteristic.definitionByCombination.characteristic from FHIR R5",
"definition": "Data type name for EvidenceVariable.characteristic.definitionByCombination.characteristic from FHIR R5",
"comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
"alias": [
"extensions",
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{
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{
"id": "Extension.extension:characteristic.extension:_datatype.extension",
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{
"type": "value",
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],
"description": "Extensions are always sliced by (at least) url",
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"short": "Additional content defined by implementations",
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"comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
"alias": [
"extensions",
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"expression": "hasValue() or (children().count() > id.count())",
"source": "http://hl7.org/fhir/StructureDefinition/Element"
},
{
"key": "ext-1",
"severity": "error",
"human": "Must have either extensions or value[x], not both",
"expression": "extension.exists() != value.exists()",
"source": "http://hl7.org/fhir/StructureDefinition/Extension"
}
],
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "n/a"
}
]
},
{
"id": "Extension.extension:characteristic.extension:_datatype.url",
"path": "Extension.extension.extension.url",
"representation": [
"xmlAttr"
],
"short": "identifies the meaning of the extension",
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"min": 1,
"max": "1",
"base": {
"path": "Extension.url",
"min": 1,
"max": "1"
},
"type": [
{
"extension": [
{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
"valueUrl": "uri"
}
],
"code": "http://hl7.org/fhirpath/System.String"
}
],
"fixedUri": "http://hl7.org/fhir/StructureDefinition/_datatype",
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "N/A"
}
]
},
{
"id": "Extension.extension:characteristic.extension:_datatype.value[x]",
"path": "Extension.extension.extension.value[x]",
"short": "Value of extension",
"definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
"comment": "Must be: EvidenceVariable.characteristic",
"min": 1,
"max": "1",
"base": {
"path": "Extension.value[x]",
"min": 0,
"max": "1"
},
"type": [
{
"code": "string"
}
],
"fixedString": "EvidenceVariable.characteristic",
"constraint": [
{
"key": "ele-1",
"severity": "error",
"human": "All FHIR elements must have a @value or children",
"expression": "hasValue() or (children().count() > id.count())",
"source": "http://hl7.org/fhir/StructureDefinition/Element"
}
],
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "N/A"
}
]
},
{
"id": "Extension.extension:characteristic.url",
"path": "Extension.extension.url",
"representation": [
"xmlAttr"
],
"short": "identifies the meaning of the extension",
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"min": 1,
"max": "1",
"base": {
"path": "Extension.url",
"min": 1,
"max": "1"
},
"type": [
{
"extension": [
{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
"valueUrl": "uri"
}
],
"code": "http://hl7.org/fhirpath/System.String"
}
],
"fixedUri": "characteristic",
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "N/A"
}
]
},
{
"id": "Extension.extension:characteristic.value[x]",
"path": "Extension.extension.value[x]",
"short": "Value of extension",
"definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
"min": 0,
"max": "1",
"base": {
"path": "Extension.value[x]",
"min": 0,
"max": "1"
},
"type": [
{
"code": "base64Binary"
},
{
"code": "boolean"
},
{
"code": "canonical"
},
{
"code": "code"
},
{
"code": "date"
},
{
"code": "dateTime"
},
{
"code": "decimal"
},
{
"code": "id"
},
{
"code": "instant"
},
{
"code": "integer"
},
{
"code": "markdown"
},
{
"code": "oid"
},
{
"code": "positiveInt"
},
{
"code": "string"
},
{
"code": "time"
},
{
"code": "unsignedInt"
},
{
"code": "uri"
},
{
"code": "url"
},
{
"code": "uuid"
},
{
"code": "Address"
},
{
"code": "Age"
},
{
"code": "Annotation"
},
{
"code": "Attachment"
},
{
"code": "CodeableConcept"
},
{
"code": "CodeableReference"
},
{
"code": "Coding"
},
{
"code": "ContactPoint"
},
{
"code": "Count"
},
{
"code": "Distance"
},
{
"code": "Duration"
},
{
"code": "HumanName"
},
{
"code": "Identifier"
},
{
"code": "Money"
},
{
"code": "Period"
},
{
"code": "Quantity"
},
{
"code": "Range"
},
{
"code": "Ratio"
},
{
"code": "RatioRange"
},
{
"code": "Reference"
},
{
"code": "SampledData"
},
{
"code": "Signature"
},
{
"code": "Timing"
},
{
"code": "ContactDetail"
},
{
"code": "Contributor"
},
{
"code": "DataRequirement"
},
{
"code": "Expression"
},
{
"code": "ParameterDefinition"
},
{
"code": "RelatedArtifact"
},
{
"code": "TriggerDefinition"
},
{
"code": "UsageContext"
},
{
"code": "Dosage"
}
],
"constraint": [
{
"key": "ele-1",
"severity": "error",
"human": "All FHIR elements must have a @value or children",
"expression": "hasValue() or (children().count() > id.count())",
"source": "http://hl7.org/fhir/StructureDefinition/Element"
}
],
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "N/A"
}
]
},
{
"id": "Extension.url",
"path": "Extension.url",
"representation": [
"xmlAttr"
],
"short": "identifies the meaning of the extension",
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"min": 1,
"max": "1",
"base": {
"path": "Extension.url",
"min": 1,
"max": "1"
},
"type": [
{
"extension": [
{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
"valueUrl": "uri"
}
],
"code": "http://hl7.org/fhirpath/System.String"
}
],
"fixedUri": "http://hl7.org/fhir/5.0/StructureDefinition/extension-EvidenceVariable.characteristic.definitionByCombination",
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "N/A"
}
]
},
{
"id": "Extension.value[x]",
"path": "Extension.value[x]",
"short": "Value of extension",
"definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
"min": 0,
"max": "1",
"base": {
"path": "Extension.value[x]",
"min": 0,
"max": "1"
},
"type": [
{
"code": "base64Binary"
},
{
"code": "boolean"
},
{
"code": "canonical"
},
{
"code": "code"
},
{
"code": "date"
},
{
"code": "dateTime"
},
{
"code": "decimal"
},
{
"code": "id"
},
{
"code": "instant"
},
{
"code": "integer"
},
{
"code": "markdown"
},
{
"code": "oid"
},
{
"code": "positiveInt"
},
{
"code": "string"
},
{
"code": "time"
},
{
"code": "unsignedInt"
},
{
"code": "uri"
},
{
"code": "url"
},
{
"code": "uuid"
},
{
"code": "Address"
},
{
"code": "Age"
},
{
"code": "Annotation"
},
{
"code": "Attachment"
},
{
"code": "CodeableConcept"
},
{
"code": "CodeableReference"
},
{
"code": "Coding"
},
{
"code": "ContactPoint"
},
{
"code": "Count"
},
{
"code": "Distance"
},
{
"code": "Duration"
},
{
"code": "HumanName"
},
{
"code": "Identifier"
},
{
"code": "Money"
},
{
"code": "Period"
},
{
"code": "Quantity"
},
{
"code": "Range"
},
{
"code": "Ratio"
},
{
"code": "RatioRange"
},
{
"code": "Reference"
},
{
"code": "SampledData"
},
{
"code": "Signature"
},
{
"code": "Timing"
},
{
"code": "ContactDetail"
},
{
"code": "Contributor"
},
{
"code": "DataRequirement"
},
{
"code": "Expression"
},
{
"code": "ParameterDefinition"
},
{
"code": "RelatedArtifact"
},
{
"code": "TriggerDefinition"
},
{
"code": "UsageContext"
},
{
"code": "Dosage"
}
],
"constraint": [
{
"key": "ele-1",
"severity": "error",
"human": "All FHIR elements must have a @value or children",
"expression": "hasValue() or (children().count() > id.count())",
"source": "http://hl7.org/fhir/StructureDefinition/Element"
}
],
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "N/A"
}
]
}
]
},
"differential": {
"element": [
{
"id": "Extension",
"path": "Extension",
"short": "Used to specify how two or more characteristics are combined",
"definition": "Defines the characteristic as a combination of two or more characteristics.",
"comment": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"min": 0,
"max": "1",
"isModifier": false
},
{
"id": "Extension.extension",
"path": "Extension.extension",
"slicing": {
"discriminator": [
{
"type": "value",
"path": "url"
}
],
"ordered": false,
"rules": "closed"
},
"min": 2,
"max": "*"
},
{
"id": "Extension.extension:code",
"path": "Extension.extension",
"sliceName": "code",
"short": "all-of | any-of | at-least | at-most | statistical | net-effect | dataset",
"definition": "Used to specify if two or more characteristics are combined with OR or AND.",
"comment": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"min": 1,
"max": "1",
"isModifier": false
},
{
"id": "Extension.extension:code.value[x]",
"path": "Extension.extension.value[x]",
"short": "all-of | any-of | at-least | at-most | statistical | net-effect | dataset",
"definition": "Used to specify if two or more characteristics are combined with OR or AND.",
"comment": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"base": {
"path": "Extension.value[x]"
},
"type": [
{
"code": "code"
}
],
"binding": {
"strength": "required",
"valueSet": "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-characteristic-combination-for-R4B"
}
},
{
"id": "Extension.extension:threshold",
"path": "Extension.extension",
"sliceName": "threshold",
"short": "Provides the value of \"n\" when \"at-least\" or \"at-most\" codes are used",
"definition": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"min": 0,
"max": "1",
"isModifier": false
},
{
"id": "Extension.extension:threshold.value[x]",
"path": "Extension.extension.value[x]",
"short": "Provides the value of \"n\" when \"at-least\" or \"at-most\" codes are used",
"definition": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"base": {
"path": "Extension.value[x]"
},
"type": [
{
"code": "positiveInt"
}
]
},
{
"id": "Extension.extension:characteristic",
"path": "Extension.extension",
"sliceName": "characteristic",
"short": "A defining factor of the characteristic",
"definition": "`EvidenceVariable.characteristic.definitionByCombination` has no related element in R4B:EvidenceVariable",
"min": 1,
"max": "*",
"isModifier": false
},
{
"id": "Extension.extension:characteristic.extension:_datatype",
"path": "Extension.extension.extension",
"sliceName": "_datatype",
"short": "Data type name for EvidenceVariable.characteristic.definitionByCombination.characteristic from FHIR R5",
"definition": "Data type name for EvidenceVariable.characteristic.definitionByCombination.characteristic from FHIR R5",
"min": 0,
"max": "1",
"type": [
{
"code": "Extension",
"profile": [
"http://hl7.org/fhir/StructureDefinition/_datatype"
]
}
]
},
{
"id": "Extension.extension:characteristic.extension:_datatype.value[x]",
"path": "Extension.extension.extension.value[x]",
"comment": "Must be: EvidenceVariable.characteristic",
"min": 1,
"max": "1",
"base": {
"path": "Extension.value[x]"
},
"type": [
{
"code": "string"
}
],
"fixedString": "EvidenceVariable.characteristic"
},
{
"id": "Extension.url",
"path": "Extension.url",
"min": 1,
"max": "1",
"fixedUri": "http://hl7.org/fhir/5.0/StructureDefinition/extension-EvidenceVariable.characteristic.definitionByCombination"
}
]
}
}
FHIR