FoundationThis is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions
| Clinical Decision Support Work Group | Maturity Level: N/A | Standards Status: Informative | Compartments: No defined compartments |
ShEx statement for evidencevariable
PREFIX fhir: <http://hl7.org/fhir/>
PREFIX fhirvs: <http://hl7.org/fhir/ValueSet/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
IMPORT <uri.shex>
IMPORT <code.shex>
IMPORT <date.shex>
IMPORT <Range.shex>
IMPORT <Group.shex>
IMPORT <string.shex>
IMPORT <Coding.shex>
IMPORT <Period.shex>
IMPORT <boolean.shex>
IMPORT <markdown.shex>
IMPORT <dateTime.shex>
IMPORT <Resource.shex>
IMPORT <Quantity.shex>
IMPORT <ValueSet.shex>
IMPORT <canonical.shex>
IMPORT <Reference.shex>
IMPORT <Identifier.shex>
IMPORT <Annotation.shex>
IMPORT <Expression.shex>
IMPORT <Attachment.shex>
IMPORT <unsignedInt.shex>
IMPORT <positiveInt.shex>
IMPORT <UsageContext.shex>
IMPORT <RelativeTime.shex>
IMPORT <ContactDetail.shex>
IMPORT <DomainResource.shex>
IMPORT <CodeableConcept.shex>
IMPORT <BackboneElement.shex>
IMPORT <CodeableReference.shex>
start=@<EvidenceVariable> AND {fhir:nodeRole [fhir:treeRoot]}
# A definition of an exposure, outcome, or other variable
<EvidenceVariable> EXTENDS @<DomainResource> CLOSED {
a [fhir:EvidenceVariable]?;fhir:nodeRole [fhir:treeRoot]?;
fhir:url @<uri>?; # Canonical identifier for this
# evidence variable, represented as
# a URI (globally unique)
fhir:identifier @<OneOrMore_Identifier>?; # Additional identifier for the
# evidence variable
fhir:version @<string>?; # Business version of the evidence
# variable
fhir:versionAlgorithm @<string> OR
@<Coding> ?; # How to compare versions
fhir:name @<string>?; # Name for this evidence variable
# (computer friendly)
fhir:title @<string>?; # Name for this evidence variable
# (human friendly)
fhir:shortTitle @<string>?; # Title for use in informal contexts
fhir:citeAs @<markdown>?; # Display of how to cite this
# EvidenceVariable
fhir:status @<code> AND
{fhir:v @fhirvs:publication-status}; # draft | active | retired | unknown
fhir:experimental @<boolean>?; # For testing only - never for real
# usage
fhir:date @<dateTime>?; # Date last changed
fhir:author @<OneOrMore_ContactDetail>?; # Who authored the content
fhir:publisher @<string>?; # Name of the publisher/steward
# (organization or individual)
fhir:contact @<OneOrMore_ContactDetail>?; # Contact details for the publisher
fhir:recorder @<OneOrMore_ContactDetail>?; # Who entered the data for the
# evidence variable
fhir:editor @<OneOrMore_ContactDetail>?; # Who edited the content
fhir:reviewer @<OneOrMore_ContactDetail>?; # Who reviewed the content
fhir:endorser @<OneOrMore_ContactDetail>?; # Who endorsed the content
fhir:description @<markdown>?; # Natural language description of
# the evidence variable
fhir:note @<OneOrMore_Annotation>?; # Used for footnotes or explanatory
# notes
fhir:useContext @<OneOrMore_UsageContext>?; # The context that the content is
# intended to support
fhir:purpose @<markdown>?; # Why this EvidenceVariable is
# defined
fhir:copyright @<markdown>?; # Intellectual property ownership,
# may include restrictions on use
fhir:copyrightLabel @<string>?; # Copyright holder and year(s)
fhir:approvalDate @<date>?; # When the resource was approved by
# publisher
fhir:lastReviewDate @<date>?; # When the resource was last
# reviewed by the publisher
fhir:effectivePeriod @<Period>?; # When the resource is expected to
# be used
fhir:relatesTo @<OneOrMore_EvidenceVariable.relatesTo>?; # Relationships to other Resources
fhir:actual @<boolean>?; # Actual or conceptual
fhir:definition @<CodeableReference>?; # The meaning of the evidence
# variable
fhir:definitionModifier @<OneOrMore_EvidenceVariable.definitionModifier>?; # Further specification of the
# definition
fhir:handling @<CodeableConcept>?; # boolean | continuous | dichotomous
# | ordinal | polychotomous |
# time-to-event | not-specified
fhir:category @<OneOrMore_EvidenceVariable.category>?; # A grouping for dichotomous,
# ordinal, or polychotomouos
# variables
fhir:conditional @<Expression>?; # Condition determining whether the
# data will be collected
fhir:classifier @<OneOrMore_CodeableConcept>?; # Classification
fhir:dataStorage @<OneOrMore_EvidenceVariable.dataStorage>?; # How the data element (value of the
# variable) is found
fhir:timing @<RelativeTime>?; # When the variable is observed
fhir:period @<Period>?; # Calendar-based timing when the
# variable is observed
fhir:constraint @<OneOrMore_EvidenceVariable.constraint>?; # Limit on acceptability of data
# value
fhir:missingDataMeaning @<OneOrMore_CodeableConcept>?; # How missing data can be interpreted
fhir:unacceptableDataHandling @<OneOrMore_CodeableConcept>?; # How erroneous data is processed
}
# Relationships to other Resources
<EvidenceVariable.relatesTo> EXTENDS @<BackboneElement> CLOSED {
fhir:type @<CodeableConcept>; # documentation | justification |
# citation | predecessor | successor
# | derived-from | depends-on |
# composed-of | part-of | amends |
# amended-with | appends |
# appended-with | cites | cited-by |
# comments-on | comment-in |
# contains | contained-in | corrects
# | correction-in | replaces |
# replaced-with | retracts |
# retracted-by | signs | similar-to
# | supports | supported-with |
# transforms | transformed-into |
# transformed-with | documents |
# specification-of | created-with |
# cite-as | reprint | reprint-of |
# summarizes
fhir:target @<uri> OR
@<Attachment> OR
(@<canonical> AND {fhir:link @<Resource> }) OR
(@<Reference> AND {fhir:link @<Resource> }) OR
@<markdown> ; # The artifact that is related to
# this EvidenceVariable
}
<EvidenceVariable.dataStorage.componentnull> CLOSED {
}
# Further specification of the definition
<EvidenceVariable.definitionModifier> EXTENDS @<BackboneElement> CLOSED {
fhir:code @<CodeableConcept>; # Attribute of the definition
fhir:value @<CodeableConcept> OR
@<boolean> OR
@<Quantity> OR
@<Range> OR
@<Period> OR
@<RelativeTime> OR
(@<Reference> AND {fhir:link @<Resource> }) OR
@<Expression> OR
@<uri> ; # Specification of the definition
# attribute
}
# A grouping for dichotomous, ordinal, or polychotomouos variables
<EvidenceVariable.category> EXTENDS @<BackboneElement> CLOSED {
fhir:name @<string>?; # Description of the grouping
fhir:value @<CodeableConcept> OR
@<Quantity> OR
@<Range> OR
(@<Reference> AND {fhir:link @<Group> }) ?; # Definition of the grouping
}
# How the data element (value of the variable) is found
<EvidenceVariable.dataStorage> EXTENDS @<BackboneElement> CLOSED {
fhir:datatype @<CodeableConcept>?; # Type of data used to express value
# of the variable
fhir:path @<string>?; # Where to find the data element in
# the dataset
fhir:delimiter @<string>?; # Character(s) separating values in
# a string-based list
fhir:component @<OneOrMore_EvidenceVariable.dataStorage>?;
}
# Limit on acceptability of data value
<EvidenceVariable.constraint> EXTENDS @<BackboneElement> CLOSED {
fhir:conditional @<CodeableConcept>?; # Condition determining whether this
# constraint applies
fhir:minimumQuantity @<Quantity>?; # The lowest permissible value of
# the variable
fhir:maximumQuantity @<Quantity>?; # The highest permissible value of
# the variable
fhir:earliestDateTime @<dateTime>?; # The earliest permissible value of
# the variable
fhir:latestDateTime @<dateTime>?; # The latest permissible value of
# the variable
fhir:minimumStringLength @<unsignedInt>?; # The lowest number of characters
# allowed for a value of the
# variable
fhir:maximumStringLength @<positiveInt>?; # The highest number of characters
# allowed for a value of the
# variable
fhir:code @<CodeableConcept>?; # Rule for acceptable data values
fhir:expression @<Expression>?; # Rule for acceptable data values,
# as an Expression
fhir:expectedValueSet @<Reference> AND {fhir:link
@<ValueSet> ? }?; # List of anticipated values used to
# express value of the variable
fhir:expectedUnitsValueSet @<Reference> AND {fhir:link
@<ValueSet> ? }?; # List of anticipated values used to
# express units for the value of the
# variable
fhir:anyValueAllowed @<boolean>?; # Permissibility of unanticipated
# value used to express value of the
# variable
}
#---------------------- Cardinality Types (OneOrMore) -------------------
<OneOrMore_Identifier> CLOSED {
rdf:first @<Identifier> ;
rdf:rest [rdf:nil] OR @<OneOrMore_Identifier>
}
<OneOrMore_ContactDetail> CLOSED {
rdf:first @<ContactDetail> ;
rdf:rest [rdf:nil] OR @<OneOrMore_ContactDetail>
}
<OneOrMore_Annotation> CLOSED {
rdf:first @<Annotation> ;
rdf:rest [rdf:nil] OR @<OneOrMore_Annotation>
}
<OneOrMore_UsageContext> CLOSED {
rdf:first @<UsageContext> ;
rdf:rest [rdf:nil] OR @<OneOrMore_UsageContext>
}
<OneOrMore_EvidenceVariable.relatesTo> CLOSED {
rdf:first @<EvidenceVariable.relatesTo> ;
rdf:rest [rdf:nil] OR @<OneOrMore_EvidenceVariable.relatesTo>
}
<OneOrMore_EvidenceVariable.definitionModifier> CLOSED {
rdf:first @<EvidenceVariable.definitionModifier> ;
rdf:rest [rdf:nil] OR @<OneOrMore_EvidenceVariable.definitionModifier>
}
<OneOrMore_EvidenceVariable.category> CLOSED {
rdf:first @<EvidenceVariable.category> ;
rdf:rest [rdf:nil] OR @<OneOrMore_EvidenceVariable.category>
}
<OneOrMore_CodeableConcept> CLOSED {
rdf:first @<CodeableConcept> ;
rdf:rest [rdf:nil] OR @<OneOrMore_CodeableConcept>
}
<OneOrMore_EvidenceVariable.dataStorage> CLOSED {
rdf:first @<EvidenceVariable.dataStorage> ;
rdf:rest [rdf:nil] OR @<OneOrMore_EvidenceVariable.dataStorage>
}
<OneOrMore_EvidenceVariable.constraint> CLOSED {
rdf:first @<EvidenceVariable.constraint> ;
rdf:rest [rdf:nil] OR @<OneOrMore_EvidenceVariable.constraint>
}
#---------------------- Value Sets ------------------------
# The lifecycle status of an artifact.
fhirvs:publication-status ["draft" "active" "retired" "unknown"]
Usage note: every effort has been made to ensure that the ShEx files are correct and useful, but they are not a normative part of the specification.
FHIR ®© HL7.org 2011+. FHIR R6 hl7.fhir.core#6.0.0-ballot3 generated on Sat, Oct 25, 2025 07:43+0000.
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