description: The EvidenceVariable resource describes an element that knowledge (Evidence) is about. package_name: hl7.fhir.r6.examples derivation: specialization name: EvidenceVariable type: EvidenceVariable elements: description: {isModifier: false, short: Natural language description of the evidence variable, type: markdown, mustSupport: false, isSummary: true, index: 15} category: isModifier: false short: A grouping for ordinal or polychotomous variables type: BackboneElement mustSupport: false array: true isSummary: false index: 32 elements: name: {isModifier: false, short: Description of the grouping, type: string, mustSupport: false, isSummary: false, index: 33} value: isModifier: false short: Definition of the grouping mustSupport: false choices: [valueCodeableConcept, valueQuantity, valueRange, valueReference] isSummary: false index: 35 valueCodeableConcept: {isModifier: false, short: Definition of the grouping, type: CodeableConcept, mustSupport: false, choiceOf: value, isSummary: false, index: 36} valueQuantity: {isModifier: false, short: Definition of the grouping, type: Quantity, mustSupport: false, choiceOf: value, isSummary: false, index: 37} valueRange: {isModifier: false, short: Definition of the grouping, type: Range, mustSupport: false, choiceOf: value, isSummary: false, index: 38} valueReference: isModifier: false short: Definition of the grouping refers: ['http://hl7.org/fhir/StructureDefinition/Group'] type: Reference mustSupport: false choiceOf: value isSummary: false index: 39 definition: isModifier: false short: Defines the variable with a concept and/or Reference type: CodeableReference mustSupport: false binding: {strength: example, valueSet: 'http://hl7.org/fhir/ValueSet/evidence-variable-definition'} isSummary: true index: 30 date: {isModifier: false, short: Date last changed, type: dateTime, mustSupport: false, isSummary: true, index: 12} endorser: {isModifier: false, short: Who endorsed the content, type: ContactDetail, mustSupport: false, array: true, isSummary: false, index: 27} publisher: {isModifier: false, short: Name of the publisher/steward (organization or individual), type: string, mustSupport: false, isSummary: true, index: 13} approvalDate: {isModifier: false, short: When the resource was approved by publisher, type: date, mustSupport: false, isSummary: false, index: 21} purpose: {isModifier: false, short: Why this EvidenceVariable is defined, type: markdown, mustSupport: false, isSummary: false, index: 18} name: {isModifier: false, short: Name for this evidence variable (computer friendly), type: string, mustSupport: false, isSummary: true, index: 7} copyrightLabel: {isModifier: false, short: Copyright holder and year(s), type: string, mustSupport: false, isSummary: false, index: 20} useContext: {isModifier: false, short: The context that the content is intended to support, type: UsageContext, mustSupport: false, array: true, isSummary: true, index: 17} copyright: {isModifier: false, short: Use and/or publishing restrictions, type: markdown, mustSupport: false, isSummary: false, index: 19} versionAlgorithm: isModifier: false short: How to compare versions mustSupport: false choices: [versionAlgorithmString, versionAlgorithmCoding] isSummary: true index: 4 experimental: {isModifier: false, short: 'For testing purposes, not real usage', type: boolean, mustSupport: false, meaningWhenMissing: 'If absent, this resource is treated as though it is not experimental.', isSummary: false, index: 11} title: {isModifier: false, short: Name for this evidence variable (human friendly), type: string, mustSupport: false, isSummary: true, index: 8} note: {isModifier: false, short: Used for footnotes or explanatory notes, type: Annotation, mustSupport: false, array: true, isSummary: false, index: 16} author: {isModifier: false, short: Who authored the content, type: ContactDetail, mustSupport: false, array: true, isSummary: false, index: 24} versionAlgorithmCoding: {isModifier: false, short: How to compare versions, type: Coding, mustSupport: false, choiceOf: versionAlgorithm, isSummary: true, index: 6} handling: isModifier: false short: continuous | dichotomous | ordinal | polychotomous type: code mustSupport: false binding: {strength: required, valueSet: 'http://hl7.org/fhir/ValueSet/variable-handling|6.0.0-ballot2'} isSummary: false index: 31 status: isModifier: true short: draft | active | retired | unknown index: 10 type: code mustSupport: false binding: {strength: required, valueSet: 'http://hl7.org/fhir/ValueSet/publication-status|6.0.0-ballot2'} isModifierReason: This is labeled as "Is Modifier" because applications should not use a retired {{title}} without due consideration isSummary: true url: constraint: cnl-1: {human: 'URL should not contain | or # - these characters make processing canonical references problematic', source: 'http://hl7.org/fhir/StructureDefinition/EvidenceVariable', severity: warning, expression: 'exists() implies matches(''^[^|# ]+$'')'} isModifier: false short: Canonical identifier for this evidence variable, represented as a URI (globally unique) type: uri mustSupport: false isSummary: true index: 0 identifier: {isModifier: false, short: Additional identifier for the evidence variable, type: Identifier, mustSupport: false, array: true, isSummary: true, index: 1} lastReviewDate: {isModifier: false, short: When the resource was last reviewed by the publisher, type: date, mustSupport: false, isSummary: false, index: 22} editor: {isModifier: false, short: Who edited the content, type: ContactDetail, mustSupport: false, array: true, isSummary: false, index: 25} versionAlgorithmString: {isModifier: false, short: How to compare versions, type: string, mustSupport: false, choiceOf: versionAlgorithm, isSummary: true, index: 5} reviewer: {isModifier: false, short: Who reviewed the content, type: ContactDetail, mustSupport: false, array: true, isSummary: false, index: 26} shortTitle: {isModifier: false, short: Title for use in informal contexts, type: string, mustSupport: false, isSummary: true, index: 9} version: {isModifier: false, short: Business version of the evidence variable, type: string, mustSupport: false, isSummary: true, index: 2} relatedArtifact: {isModifier: false, short: 'Additional documentation, citations, etc', type: RelatedArtifact, mustSupport: false, array: true, isSummary: false, index: 28} actual: {isModifier: false, short: Actual or conceptual, type: boolean, mustSupport: false, isSummary: false, index: 29} contact: {isModifier: false, short: Contact details for the publisher, type: ContactDetail, mustSupport: false, array: true, isSummary: true, index: 14} effectivePeriod: {isModifier: false, short: When the resource is expected to be used, type: Period, mustSupport: false, isSummary: false, index: 23} package_version: 6.0.0-ballot2 class: resource kind: resource url: http://hl7.org/fhir/StructureDefinition/EvidenceVariable base: http://hl7.org/fhir/StructureDefinition/DomainResource version: 6.0.0-ballot2 required: [status]