http://hl7.org/fhir/StructureDefinition/Evidence|5.0.0

The Evidence Resource provides a machine-interpretable expression of an evidence concept including the evidence variables (e.g., population, exposures/interventions, comparators, outcomes, measured variables, confounding variables), the statistics, and the certainty of this evidence.
NameFlagsCardTypeDescription & Constraints
Evidence
0..*Single evidence bit
 
url
Σ
0..1uriCanonical identifier for this evidence, represented as a globally unique URI
 
identifier
Σ
0..*IdentifierAdditional identifier for the summary
 
version
Σ
0..1stringBusiness version of this summary
 
versionAlgorithm[x]
Σ
0..1How to compare versions http://hl7.org/fhir/ValueSet/version-algorithm (extensible)
 
 
versionAlgorithmString
Σ
0..1string http://hl7.org/fhir/ValueSet/version-algorithm (extensible)
 
 
versionAlgorithmCoding
Σ
0..1Coding http://hl7.org/fhir/ValueSet/version-algorithm (extensible)
 
name
0..1stringName for this summary (machine friendly)
 
title
Σ
0..1stringName for this summary (human friendly)
 
citeAs[x]
0..1Citation for this evidence
 
 
citeAsReference
0..1Reference
 
 
citeAsMarkdown
0..1markdown
 
status *
?!Σ
1..1codedraft | active | retired | unknown PublicationStatus (required)
 
experimental
0..1booleanFor testing purposes, not real usage
 
date
Σ
0..1dateTimeDate last changed
 
approvalDate
0..1dateWhen the summary was approved by publisher
 
lastReviewDate
0..1dateWhen the summary was last reviewed by the publisher
 
publisher
Σ
0..1stringName of the publisher/steward (organization or individual)
 
contact
Σ
0..*ContactDetailContact details for the publisher
 
author
Σ
0..*ContactDetailWho authored the content
 
editor
0..*ContactDetailWho edited the content
 
reviewer
0..*ContactDetailWho reviewed the content
 
endorser
Σ
0..*ContactDetailWho endorsed the content
 
useContext
Σ
0..*UsageContextThe context that the content is intended to support
 
purpose
0..1markdownWhy this Evidence is defined
 
copyright
0..1markdownUse and/or publishing restrictions
 
copyrightLabel
0..1stringCopyright holder and year(s)
 
relatedArtifact
0..*RelatedArtifactLink or citation to artifact associated with the summary
 
description
0..1markdownDescription of the particular summary
 
assertion
0..1markdownDeclarative description of the Evidence
 
note
0..*AnnotationFootnotes and/or explanatory notes
 
variableDefinition *
1..*BackboneElementEvidence variable such as population, exposure, or outcome
 
 
description
0..1markdownA text description or summary of the variable
 
 
note
0..*AnnotationFootnotes and/or explanatory notes
 
 
variableRole *
Σ
1..1CodeableConceptpopulation | subpopulation | exposure | referenceExposure | measuredVariable | confounder EvidenceVariableRole (extensible)
 
 
observed
Σ
0..1ReferenceDefinition of the actual variable related to the statistic(s)
 
 
intended
0..1ReferenceDefinition of the intended variable related to the Evidence
 
 
directnessMatch
0..1CodeableConceptlow | moderate | high | exact EvidenceDirectness (extensible)
 
synthesisType
0..1CodeableConceptThe method to combine studies SynthesisType (extensible)
 
studyDesign
0..*CodeableConceptThe design of the study that produced this evidence StudyDesign (extensible)
 
statistic
0..*BackboneElementValues and parameters for a single statistic
 
 
description
0..1markdownDescription of content
 
 
note
0..*AnnotationFootnotes and/or explanatory notes
 
 
statisticType
0..1CodeableConceptType of statistic, e.g., relative risk StatisticType (extensible)
 
 
category
0..1CodeableConceptAssociated category for categorical variable
 
 
quantity
0..1QuantityStatistic value
 
 
numberOfEvents
0..1unsignedIntThe number of events associated with the statistic
 
 
numberAffected
0..1unsignedIntThe number of participants affected
 
 
sampleSize
0..1BackboneElementNumber of samples in the statistic
 
 
 
description
0..1markdownTextual description of sample size for statistic
 
 
 
note
0..*AnnotationFootnote or explanatory note about the sample size
 
 
 
numberOfStudies
0..1unsignedIntNumber of contributing studies
 
 
 
numberOfParticipants
0..1unsignedIntCumulative number of participants
 
 
 
knownDataCount
0..1unsignedIntNumber of participants with known results for measured variables
 
 
attributeEstimate
0..*BackboneElementAn attribute of the Statistic
 
 
 
description
0..1markdownTextual description of the attribute estimate
 
 
 
note
0..*AnnotationFootnote or explanatory note about the estimate
 
 
 
type
0..1CodeableConceptThe type of attribute estimate, e.g., confidence interval or p value AttributeEstimateType (extensible)
 
 
 
quantity
0..1QuantityThe singular quantity of the attribute estimate, for attribute estimates represented as single values; also used to report unit of measure
 
 
 
level
0..1decimalLevel of confidence interval, e.g., 0.95 for 95% confidence interval
 
 
 
range
0..1RangeLower and upper bound values of the attribute estimate
 
 
 
attributeEstimate
0..*A nested attribute estimate; which is the attribute estimate of an attribute estimate
 
 
modelCharacteristic
0..*BackboneElementAn aspect of the statistical model
 
 
 
code *
1..1CodeableConceptModel specification StatisticModelCode (extensible)
 
 
 
value
0..1QuantityNumerical value to complete model specification
 
 
 
variable
0..*BackboneElementA variable adjusted for in the adjusted analysis
 
 
 
 
variableDefinition *
1..1ReferenceDescription of the variable
 
 
 
 
handling
0..1codecontinuous | dichotomous | ordinal | polychotomous EvidenceVariableHandling (required)
 
 
 
 
valueCategory
0..*CodeableConceptDescription for grouping of ordinal or polychotomous variables
 
 
 
 
valueQuantity
0..*QuantityDiscrete value for grouping of ordinal or polychotomous variables
 
 
 
 
valueRange
0..*RangeRange of values for grouping of ordinal or polychotomous variables
 
 
 
attributeEstimate
0..*An attribute of the statistic used as a model characteristic
 
certainty
0..*BackboneElementCertainty or quality of the evidence
 
 
description
0..1markdownTextual description of certainty
 
 
note
0..*AnnotationFootnotes and/or explanatory notes
 
 
type
0..1CodeableConceptAspect of certainty being rated EvidenceCertaintyType (extensible)
 
 
rating
0..1CodeableConceptAssessment or judgement of the aspect EvidenceCertaintyRating (extensible)
 
 
rater
0..1stringIndividual or group who did the rating
 
 
subcomponent
0..*A domain or subdomain of certainty