description: The Evidence Resource provides a machine-interpretable expression of an evidence concept including the evidence variables (eg population, exposures/interventions, comparators, outcomes, measured variables, confounding variables), the statistics, and the certainty of this evidence. package_name: hl7.fhir.r4b.examples derivation: specialization name: Evidence type: Evidence elements: description: {isModifier: false, short: Description of the particular summary, type: markdown, mustSupport: false, isSummary: false, index: 20} statistic: isModifier: false short: Values and parameters for a single statistic type: BackboneElement mustSupport: false array: true isSummary: false index: 32 elements: description: {isModifier: false, short: Description of content, type: string, mustSupport: false, isSummary: false, index: 33} category: {isModifier: false, short: Associated category for categorical variable, type: CodeableConcept, mustSupport: false, isSummary: false, index: 36} attributeEstimate: isModifier: false short: An attribute of the Statistic type: BackboneElement mustSupport: false array: true isSummary: false index: 46 elements: description: {isModifier: false, short: Textual description of the attribute estimate, type: string, mustSupport: false, isSummary: false, index: 47} note: {isModifier: false, short: Footnote or explanatory note about the estimate, type: Annotation, mustSupport: false, array: true, isSummary: false, index: 48} type: isModifier: false short: The type of attribute estimate, eg confidence interval or p value type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/attribute-estimate-type'} isSummary: false index: 49 quantity: {isModifier: false, short: 'The singular quantity of the attribute estimate, for attribute estimates represented as single values; also used to report unit of measure', type: Quantity, mustSupport: false, isSummary: false, index: 50} level: {isModifier: false, short: 'Level of confidence interval, eg 0.95 for 95% confidence interval', type: decimal, mustSupport: false, isSummary: false, index: 51} range: {isModifier: false, short: Lower and upper bound values of the attribute estimate, type: Range, mustSupport: false, isSummary: false, index: 52} attributeEstimate: elementReference: ['http://hl7.org/fhir/StructureDefinition/Evidence', elements, statistic, elements, attributeEstimate] isModifier: false short: A nested attribute estimate; which is the attribute estimate of an attribute estimate mustSupport: false array: true isSummary: false index: 53 sampleSize: isModifier: false short: Number of samples in the statistic type: BackboneElement mustSupport: false isSummary: false index: 40 elements: description: {isModifier: false, short: Textual description of sample size for statistic, type: string, mustSupport: false, isSummary: false, index: 41} note: {isModifier: false, short: Footnote or explanatory note about the sample size, type: Annotation, mustSupport: false, array: true, isSummary: false, index: 42} numberOfStudies: {isModifier: false, short: Number of contributing studies, type: unsignedInt, mustSupport: false, isSummary: false, index: 43} numberOfParticipants: {isModifier: false, short: Cumulative number of participants, type: unsignedInt, mustSupport: false, isSummary: false, index: 44} knownDataCount: {isModifier: false, short: Number of participants with known results for measured variables, type: unsignedInt, mustSupport: false, isSummary: false, index: 45} note: {isModifier: false, short: Footnotes and/or explanatory notes, type: Annotation, mustSupport: false, array: true, isSummary: false, index: 34} modelCharacteristic: isModifier: false short: An aspect of the statistical model index: 54 type: BackboneElement mustSupport: false array: true elements: code: isModifier: false short: Model specification type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/statistic-model-code'} isSummary: false index: 55 value: {isModifier: false, short: Numerical value to complete model specification, type: Quantity, mustSupport: false, isSummary: false, index: 56} variable: isModifier: false short: A variable adjusted for in the adjusted analysis index: 57 type: BackboneElement mustSupport: false array: true elements: variableDefinition: isModifier: false short: Description of the variable refers: ['http://hl7.org/fhir/StructureDefinition/EvidenceVariable', 'http://hl7.org/fhir/StructureDefinition/Group'] type: Reference mustSupport: false isSummary: false index: 58 handling: isModifier: false short: continuous | dichotomous | ordinal | polychotomous type: code mustSupport: false binding: {strength: required, valueSet: 'http://hl7.org/fhir/ValueSet/variable-handling|4.3.0'} isSummary: false index: 59 valueCategory: {isModifier: false, short: Description for grouping of ordinal or polychotomous variables, type: CodeableConcept, mustSupport: false, array: true, isSummary: false, index: 60} valueQuantity: {isModifier: false, short: Discrete value for grouping of ordinal or polychotomous variables, type: Quantity, mustSupport: false, array: true, isSummary: false, index: 61} valueRange: {isModifier: false, short: Range of values for grouping of ordinal or polychotomous variables, type: Range, mustSupport: false, array: true, isSummary: false, index: 62} required: [variableDefinition] isSummary: false attributeEstimate: elementReference: ['http://hl7.org/fhir/StructureDefinition/Evidence', elements, statistic, elements, attributeEstimate] isModifier: false short: An attribute of the statistic used as a model characteristic mustSupport: false array: true isSummary: false index: 63 required: [code] isSummary: false statisticType: isModifier: false short: Type of statistic, eg relative risk type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/statistic-type'} isSummary: false index: 35 numberAffected: {isModifier: false, short: The number of participants affected, type: unsignedInt, mustSupport: false, isSummary: false, index: 39} quantity: {isModifier: false, short: Statistic value, type: Quantity, mustSupport: false, isSummary: false, index: 37} numberOfEvents: {isModifier: false, short: The number of events associated with the statistic, type: unsignedInt, mustSupport: false, isSummary: false, index: 38} date: {isModifier: false, short: Date last changed, type: dateTime, mustSupport: false, isSummary: true, index: 9} endorser: {isModifier: false, short: Who endorsed the content, type: ContactDetail, mustSupport: false, array: true, isSummary: true, index: 18} publisher: {isModifier: false, short: Name of the publisher (organization or individual), type: string, mustSupport: false, isSummary: true, index: 13} approvalDate: {isModifier: false, short: When the summary was approved by publisher, type: date, mustSupport: false, isSummary: false, index: 11} citeAsMarkdown: {isModifier: false, short: Citation for this evidence, type: markdown, mustSupport: false, choiceOf: citeAs, isSummary: false, index: 7} citeAs: isModifier: false short: Citation for this evidence mustSupport: false choices: [citeAsReference, citeAsMarkdown] isSummary: false index: 5 useContext: {isModifier: false, short: The context that the content is intended to support, type: UsageContext, mustSupport: false, array: true, isSummary: true, index: 10} studyType: isModifier: false short: The type of study that produced this evidence type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/study-type'} isSummary: false index: 31 variableDefinition: min: 1 isModifier: false short: Evidence variable such as population, exposure, or outcome index: 23 type: BackboneElement mustSupport: false array: true elements: description: {isModifier: false, short: A text description or summary of the variable, type: markdown, mustSupport: false, isSummary: false, index: 24} note: {isModifier: false, short: Footnotes and/or explanatory notes, type: Annotation, mustSupport: false, array: true, isSummary: false, index: 25} variableRole: isModifier: false short: population | subpopulation | exposure | referenceExposure | measuredVariable | confounder type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/variable-role'} isSummary: true index: 26 observed: isModifier: false short: Definition of the actual variable related to the statistic(s) refers: ['http://hl7.org/fhir/StructureDefinition/EvidenceVariable', 'http://hl7.org/fhir/StructureDefinition/Group'] type: Reference mustSupport: false isSummary: true index: 27 intended: isModifier: false short: Definition of the intended variable related to the Evidence refers: ['http://hl7.org/fhir/StructureDefinition/EvidenceVariable', 'http://hl7.org/fhir/StructureDefinition/Group'] type: Reference mustSupport: false isSummary: false index: 28 directnessMatch: isModifier: false short: low | moderate | high | exact type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/directness'} isSummary: false index: 29 required: [variableRole] isSummary: false title: {isModifier: false, short: Name for this summary (human friendly), type: string, mustSupport: false, isSummary: true, index: 3} note: {isModifier: false, short: Footnotes and/or explanatory notes, type: Annotation, mustSupport: false, array: true, isSummary: false, index: 22} author: {isModifier: false, short: Who authored the content, type: ContactDetail, mustSupport: false, array: true, isSummary: true, index: 15} synthesisType: isModifier: false short: The method to combine studies type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/synthesis-type'} isSummary: false index: 30 status: isModifier: true short: draft | active | retired | unknown index: 8 type: code mustSupport: false binding: {strength: required, valueSet: 'http://hl7.org/fhir/ValueSet/publication-status|4.3.0'} isModifierReason: This is labeled as "Is Modifier" because applications should not use a retired {{title}} without due consideration isSummary: true url: {isModifier: false, short: 'Canonical identifier for this evidence, represented as a globally unique URI', type: uri, mustSupport: false, isSummary: true, index: 0} identifier: {isModifier: false, short: Additional identifier for the summary, type: Identifier, mustSupport: false, array: true, isSummary: true, index: 1} lastReviewDate: {isModifier: false, short: When the summary was last reviewed, type: date, mustSupport: false, isSummary: false, index: 12} editor: {isModifier: false, short: Who edited the content, type: ContactDetail, mustSupport: false, array: true, isSummary: false, index: 16} certainty: isModifier: false short: Certainty or quality of the evidence type: BackboneElement mustSupport: false array: true isSummary: false index: 64 elements: description: {isModifier: false, short: Textual description of certainty, type: string, mustSupport: false, isSummary: false, index: 65} note: {isModifier: false, short: Footnotes and/or explanatory notes, type: Annotation, mustSupport: false, array: true, isSummary: false, index: 66} type: isModifier: false short: Aspect of certainty being rated type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/certainty-type'} isSummary: false index: 67 rating: isModifier: false short: Assessment or judgement of the aspect type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/certainty-rating'} isSummary: false index: 68 rater: {isModifier: false, short: Individual or group who did the rating, type: string, mustSupport: false, isSummary: false, index: 69} subcomponent: elementReference: ['http://hl7.org/fhir/StructureDefinition/Evidence', elements, certainty] isModifier: false short: A domain or subdomain of certainty mustSupport: false array: true isSummary: false index: 70 reviewer: {isModifier: false, short: Who reviewed the content, type: ContactDetail, mustSupport: false, array: true, isSummary: false, index: 17} citeAsReference: isModifier: false short: Citation for this evidence refers: ['http://hl7.org/fhir/StructureDefinition/Citation'] type: Reference mustSupport: false choiceOf: citeAs isSummary: false index: 6 version: {isModifier: false, short: Business version of this summary, type: string, mustSupport: false, isSummary: true, index: 2} relatedArtifact: {isModifier: false, short: Link or citation to artifact associated with the summary, type: RelatedArtifact, mustSupport: false, array: true, isSummary: false, index: 19} contact: {isModifier: false, short: Contact details for the publisher, type: ContactDetail, mustSupport: false, array: true, isSummary: true, index: 14} assertion: {isModifier: false, short: Declarative description of the Evidence, type: markdown, mustSupport: false, isSummary: false, index: 21} package_version: 4.3.0 class: resource kind: resource url: http://hl7.org/fhir/StructureDefinition/Evidence base: http://hl7.org/fhir/StructureDefinition/DomainResource version: 4.3.0 required: [variableDefinition, status]