FHIR Extensions Pack
5.1.0 - 5.1.0 (April 2024)
FHIR Extensions Pack
5.1.0 - 5.1.0 (April 2024)
This page is part of the FHIR Core Extensions Registry (v5.1.0: Release 5.1) based on FHIR (HL7® FHIR® Standard) v5.0.0. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions
| Page standards status: Trial-use | Maturity Level: 3 |
TTL representation of the variable extension.
@prefix fhir: <http://hl7.org/fhir/> . @prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix xsd: <http://www.w3.org/2001/XMLSchema#> . # - resource ------------------------------------------------------------------- a fhir:StructureDefinition ; fhir:nodeRole fhir:treeRoot ; fhir:id [ fhir:v "variable"] ; # fhir:text [ fhir:status [ fhir:v "extensions" ] ; fhir:div "<div xmlns=\"http://www.w3.org/1999/xhtml\"><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"The logical name of the element\">Name</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Information about the use of the element\">Flags</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Minimum and Maximum # of times the the element can appear in the instance\">Card.</a></th><th style=\"width: 100px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Reference to the type of the element\">Type</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Additional information about the element\">Description & Constraints</a><span style=\"float: right\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-variable-definitions.html#Extension\" title=\"Variable specifying a logic to generate a variable for use in subsequent logic. The name of the variable will be added to FHIRPath's context when processing descendants of the element that contains this extension as well as extensions within the same element.\">Extension</a><a name=\"Extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold; color: #301212; background-color: #fdf4f4;\" href=\"http://hl7.org/fhir/R5/conformance-rules.html#constraints\" title=\"This element has or is affected by constraints (var-1)\">C</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..*</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Variable for processing<br/><span style=\"font-weight:bold\">var-1: </span>Variable expressions must have a name<br/></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> <span style=\"text-decoration:line-through\">extension</span><a name=\"Extension.extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"text-decoration:line-through\"/><span style=\"text-decoration:line-through\">0</span><span style=\"text-decoration:line-through\">..</span><span style=\"text-decoration:line-through\">0</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-variable-definitions.html#Extension.url\">url</a><a name=\"Extension.url\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">1</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R5/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"color: darkgreen\">"http://hl7.org/fhir/StructureDefinition/variable"</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_datatype.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-variable-definitions.html#Extension.value[x]\">value[x]</a><a name=\"Extension.value_x_\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..<span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R5/metadatatypes.html#Expression\">Expression</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Value of extension</span></td></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>" ] ; # fhir:extension ( [ fhir:url [ fhir:v "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"^^xsd:anyURI ] ; fhir:value [ fhir:v "fhir" ] ] [ fhir:url [ fhir:v "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"^^xsd:anyURI ] ; fhir:value [ fhir:v "3"^^xsd:integer ] ] [ fhir:url [ fhir:v "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"^^xsd:anyURI ] ; fhir:value [ fhir:v "trial-use" ] ] [ fhir:url [ fhir:v "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics"^^xsd:anyURI ] ; fhir:value [ fhir:v "can-bind" ] ] ) ; # fhir:url [ fhir:v "http://hl7.org/fhir/StructureDefinition/variable"^^xsd:anyURI] ; # fhir:identifier ( [ fhir:system [ fhir:v "urn:ietf:rfc:3986"^^xsd:anyURI ] ; fhir:value [ fhir:v "urn:oid:2.16.840.1.113883.4.642.5.1528" ] ] ) ; # fhir:version [ fhir:v "5.1.0"] ; # fhir:name [ fhir:v "Variable"] ; # fhir:title [ fhir:v "Variable"] ; # fhir:status [ fhir:v "active"] ; # fhir:experimental [ fhir:v "false"^^xsd:boolean] ; # fhir:date [ fhir:v "2013-12-05"^^xsd:date] ; # fhir:publisher [ fhir:v "HL7 International / FHIR Infrastructure"] ; # fhir:contact ( [ ( fhir:telecom [ fhir:system [ fhir:v "url" ] ; fhir:value [ fhir:v "http://www.hl7.org/Special/committees/fiwg" ] ] ) ] ) ; # fhir:description [ fhir:v "Variable specifying a logic to generate a variable for use in subsequent logic. The name of the variable will be added to FHIRPath's context when processing descendants of the element that contains this extension as well as extensions within the same element."] ; # fhir:jurisdiction ( [ ( fhir:coding [ fhir:system [ fhir:v "http://unstats.un.org/unsd/methods/m49/m49.htm"^^xsd:anyURI ] ; fhir:code [ fhir:v "001" ] ] ) ] ) ; # fhir:fhirVersion [ fhir:v "5.0.0"] ; # fhir:mapping ( [ fhir:identity [ fhir:v "rim" ] ; fhir:uri [ fhir:v "http://hl7.org/v3"^^xsd:anyURI ] ; fhir:name [ fhir:v "RIM Mapping" ] ] ) ; # fhir:kind [ fhir:v "complex-type"] ; # fhir:abstract [ fhir:v "false"^^xsd:boolean] ; # fhir:context ( [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "Questionnaire" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "Questionnaire.item" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "PlanDefinition" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "PlanDefinition.action" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "RequestOrchestration" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "RequestOrchestration.action" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "ActivityDefinition" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "Measure" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "Measure.group" ] ] [ fhir:type [ fhir:v "element" ] ; fhir:expression [ fhir:v "Measure.group.population" ] ] ) ; # fhir:type [ fhir:v "Extension"^^xsd:anyURI] ; # fhir:baseDefinition [ fhir:v "http://hl7.org/fhir/StructureDefinition/Extension"^^xsd:anyURI ; fhir:link <http://hl7.org/fhir/StructureDefinition/Extension> ] ; # fhir:derivation [ fhir:v "constraint"] ; # fhir:snapshot [ ( fhir:element [ fhir:id [ fhir:v "Extension" ] ; fhir:path [ fhir:v "Extension" ] ; fhir:short [ fhir:v "Variable for processing" ] ; fhir:definition [ fhir:v "Variable specifying a logic to generate a variable for use in subsequent logic. The name of the variable will be added to FHIRPath's context when processing descendants of the element that contains this extension as well as extensions within the same element." ] ; fhir:comment [ fhir:v "Ordering of variable extension declarations is significant as variables declared in one repetition of this extension might be used in subsequent extension repetitions\n\nFor questionnaires, see additional guidance and examples in the [SDC implementation guide](http://hl7.org/fhir/uv/sdc/behavior.html#variable)." ] ; fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "*" ] ; fhir:base [ fhir:path [ fhir:v "Extension" ] ; fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "*" ] ] ; ( fhir:constraint [ fhir:key [ fhir:v "ele-1" ] ; fhir:severity [ fhir:v "error" ] ; fhir:human [ fhir:v "All FHIR elements must have a @value or children" ] ; fhir:expression [ fhir:v "hasValue() or (children().count() > id.count())" ] ; fhir:source [ fhir:v "http://hl7.org/fhir/StructureDefinition/Element"^^xsd:anyURI ; fhir:link <http://hl7.org/fhir/StructureDefinition/Element> ] ] [ fhir:key [ fhir:v "ext-1" ] ; fhir:severity [ fhir:v "error" ] ; fhir:human [ fhir:v "Must have either extensions or value[x], not both" ] ; fhir:expression [ fhir:v "extension.exists() != value.exists()" ] ; fhir:source [ fhir:v "http://hl7.org/fhir/StructureDefinition/Extension"^^xsd:anyURI ; fhir:link <http://hl7.org/fhir/StructureDefinition/Extension> ] ] [ fhir:key [ fhir:v "var-1" ] ; fhir:severity [ fhir:v "error" ] ; fhir:human [ fhir:v "Variable expressions must have a name" ] ; fhir:expression [ fhir:v "value.name.exists()" ] ] ) ; fhir:isModifier [ fhir:v "false"^^xsd:boolean ] ] [ fhir:id [ fhir:v "Extension.id" ] ; fhir:path [ fhir:v "Extension.id" ] ; ( fhir:representation [ fhir:v "xmlAttr" ] ) ; fhir:short [ fhir:v "Unique id for inter-element referencing" ] ; fhir:definition [ fhir:v "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." ] ; fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "1" ] ; fhir:base [ fhir:path [ fhir:v "Element.id" ] ; fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "1" ] ] ; ( fhir:type [ ( fhir:extension [ fhir:url [ fhir:v "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"^^xsd:anyURI ] ; fhir:value [ fhir:v "id"^^xsd:anyURI ] ] ) ; fhir:code [ fhir:v "http://hl7.org/fhirpath/System.String"^^xsd:anyURI ] ] ) ; ( fhir:condition [ fhir:v "ele-1" ] ) ; fhir:isModifier [ fhir:v "false"^^xsd:boolean ] ; fhir:isSummary [ fhir:v "false"^^xsd:boolean ] ; ( fhir:mapping [ fhir:identity [ fhir:v "rim" ] ; fhir:map [ fhir:v "n/a" ] ] ) ] [ fhir:id [ fhir:v "Extension.extension" ] ; fhir:path [ fhir:v "Extension.extension" ] ; fhir:slicing [ ( fhir:discriminator [ fhir:type [ fhir:v "value" ] ; fhir:path [ fhir:v "url" ] ] ) ; fhir:description [ fhir:v "Extensions are always sliced by (at least) url" ] ; fhir:rules [ fhir:v "open" ] ] ; fhir:short [ fhir:v "Extension" ] ; fhir:definition [ fhir:v "An Extension" ] ; fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "0" ] ; fhir:base [ fhir:path [ fhir:v "Element.extension" ] ; fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "*" ] ] ; ( fhir:type [ fhir:code [ fhir:v "Extension"^^xsd:anyURI ] ] ) ; ( fhir:constraint [ fhir:key [ fhir:v "ele-1" ] ; fhir:severity [ fhir:v "error" ] ; fhir:human [ fhir:v "All FHIR elements must have a @value or children" ] ; fhir:expression [ fhir:v "hasValue() or (children().count() > id.count())" ] ; fhir:source [ fhir:v "http://hl7.org/fhir/StructureDefinition/Element"^^xsd:anyURI ; fhir:link <http://hl7.org/fhir/StructureDefinition/Element> ] ] [ fhir:key [ fhir:v "ext-1" ] ; fhir:severity [ fhir:v "error" ] ; fhir:human [ fhir:v "Must have either extensions or value[x], not both" ] ; fhir:expression [ fhir:v "extension.exists() != value.exists()" ] ; fhir:source [ fhir:v "http://hl7.org/fhir/StructureDefinition/Extension"^^xsd:anyURI ; fhir:link <http://hl7.org/fhir/StructureDefinition/Extension> ] ] ) ; fhir:isModifier [ fhir:v "false"^^xsd:boolean ] ; fhir:isSummary [ fhir:v "false"^^xsd:boolean ] ] [ fhir:id [ fhir:v "Extension.url" ] ; fhir:path [ fhir:v "Extension.url" ] ; ( fhir:representation [ fhir:v "xmlAttr" ] ) ; fhir:short [ fhir:v "identifies the meaning of the extension" ] ; fhir:definition [ fhir:v "Source of the definition for the extension code - a logical name or a URL." ] ; fhir:comment [ fhir:v "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." ] ; fhir:min [ fhir:v "1"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "1" ] ; fhir:base [ fhir:path [ fhir:v "Extension.url" ] ; fhir:min [ fhir:v "1"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "1" ] ] ; ( fhir:type [ ( fhir:extension [ fhir:url [ fhir:v "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"^^xsd:anyURI ] ; fhir:value [ fhir:v "uri"^^xsd:anyURI ] ] ) ; fhir:code [ fhir:v "http://hl7.org/fhirpath/System.String"^^xsd:anyURI ] ] ) ; fhir:fixed [ fhir:v "http://hl7.org/fhir/StructureDefinition/variable"^^xsd:anyURI ] ; fhir:isModifier [ fhir:v "false"^^xsd:boolean ] ; fhir:isSummary [ fhir:v "false"^^xsd:boolean ] ; ( fhir:mapping [ fhir:identity [ fhir:v "rim" ] ; fhir:map [ fhir:v "N/A" ] ] ) ] [ fhir:id [ fhir:v "Extension.value[x]" ] ; fhir:path [ fhir:v "Extension.value[x]" ] ; fhir:short [ fhir:v "Value of extension" ] ; fhir:definition [ fhir:v "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R5/extensibility.html) for a list)." ] ; fhir:min [ fhir:v "1"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "1" ] ; fhir:base [ fhir:path [ fhir:v "Extension.value[x]" ] ; fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "1" ] ] ; ( fhir:type [ fhir:code [ fhir:v "Expression"^^xsd:anyURI ] ] ) ; ( fhir:condition [ fhir:v "ext-1" ] ) ; ( fhir:constraint [ fhir:key [ fhir:v "ele-1" ] ; fhir:severity [ fhir:v "error" ] ; fhir:human [ fhir:v "All FHIR elements must have a @value or children" ] ; fhir:expression [ fhir:v "hasValue() or (children().count() > id.count())" ] ; fhir:source [ fhir:v "http://hl7.org/fhir/StructureDefinition/Element"^^xsd:anyURI ; fhir:link <http://hl7.org/fhir/StructureDefinition/Element> ] ] ) ; fhir:isModifier [ fhir:v "false"^^xsd:boolean ] ; fhir:isSummary [ fhir:v "false"^^xsd:boolean ] ; ( fhir:mapping [ fhir:identity [ fhir:v "rim" ] ; fhir:map [ fhir:v "N/A" ] ] ) ] ) ] ; # fhir:differential [ ( fhir:element [ fhir:id [ fhir:v "Extension" ] ; fhir:path [ fhir:v "Extension" ] ; fhir:short [ fhir:v "Variable for processing" ] ; fhir:definition [ fhir:v "Variable specifying a logic to generate a variable for use in subsequent logic. The name of the variable will be added to FHIRPath's context when processing descendants of the element that contains this extension as well as extensions within the same element." ] ; fhir:comment [ fhir:v "Ordering of variable extension declarations is significant as variables declared in one repetition of this extension might be used in subsequent extension repetitions\n\nFor questionnaires, see additional guidance and examples in the [SDC implementation guide](http://hl7.org/fhir/uv/sdc/behavior.html#variable)." ] ; fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ; fhir:max [ fhir:v "*" ] ; ( fhir:constraint [ fhir:key [ fhir:v "var-1" ] ; fhir:severity [ fhir:v "error" ] ; fhir:human [ fhir:v "Variable expressions must have a name" ] ; fhir:expression [ fhir:v "value.name.exists()" ] ] ) ] [ fhir:id [ fhir:v "Extension.extension" ] ; fhir:path [ fhir:v "Extension.extension" ] ; fhir:max [ fhir:v "0" ] ] [ fhir:id [ fhir:v "Extension.url" ] ; fhir:path [ fhir:v "Extension.url" ] ; fhir:fixed [ fhir:v "http://hl7.org/fhir/StructureDefinition/variable"^^xsd:anyURI ] ] [ fhir:id [ fhir:v "Extension.value[x]" ] ; fhir:path [ fhir:v "Extension.value[x]" ] ; fhir:min [ fhir:v "1"^^xsd:nonNegativeInteger ] ; ( fhir:type [ fhir:code [ fhir:v "Expression"^^xsd:anyURI ] ] ) ] ) ] . #
IG © 2022+ HL7 International / FHIR Infrastructure. Package hl7.fhir.uv.extensions#5.1.0 based on FHIR 5.0.0. Generated 2024-04-27
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