This page is part of the FHIR Specification (v4.0.1: R4 - Mixed Normative and STU) in it's permanent home (it will always be available at this URL). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions
Clinical Decision Support Work Group | Maturity Level: 1 | Trial Use | Use Context: Any |
Synthesis
<?xml version="1.0" encoding="UTF-8"?> <StructureDefinition xmlns="http://hl7.org/fhir"> <id value="synthesis"/> <text> <status value="generated"/> <div xmlns="http://www.w3.org/1999/xhtml">to do</div> </text> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"> <valueInteger value="0"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"> <valueCode value="cds"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"> <valueCode value="trial-use"/> </extension> <url value="http://hl7.org/fhir/StructureDefinition/synthesis"/> <version value="4.0.1"/> <name value="Evidence Synthesis Profile"/> <status value="draft"/> <experimental value="false"/> <date value="2018-10-31"/> <publisher value="Health Level Seven, Inc. - Clinical Decision Support Workgroup"/> <contact> <telecom> <system value="url"/> <value value="http://www.hl7.org/Special/committees/dss/index.cfm"/> </telecom> </contact> <description value="Explanation of what this profile contains/is for."/> <purpose value="Need to be able to define and reuse the definition of individual elements of a research question."/> <fhirVersion value="4.0.1"/> <mapping> <identity value="workflow"/> <uri value="http://hl7.org/fhir/workflow"/> <name value="Workflow Pattern"/> </mapping> <mapping> <identity value="w5"/> <uri value="http://hl7.org/fhir/fivews"/> <name value="FiveWs Pattern Mapping"/> </mapping> <mapping> <identity value="objimpl"/> <uri value="http://hl7.org/fhir/object-implementation"/> <name value="Object Implementation Information"/> </mapping> <mapping> <identity value="rim"/> <uri value="http://hl7.org/v3"/> <name value="RIM Mapping"/> </mapping> <kind value="resource"/> <abstract value="false"/> <type value="Evidence"/> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Evidence"/> <derivation value="constraint"/> <snapshot> <element id="Evidence"> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-display-hint"> <valueString value="0;0"/> </extension> <path value="Evidence"/> <short value="A research context or question"/> <definition value="The Evidence resource describes the conditional state (population and any exposures being compared within the population) and outcome (if specified) that the knowledge (evidence, assertion, recommendation) is about."/> <comment value="PICO stands for Population (the population within which exposures are being compared), Intervention (the conditional state or exposure state being described for its effect on outcomes), Comparison (the alternative conditional state or alternative exposure state being compared against), and Outcome (the result or effect of the intervention in the population)."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence"/> <min value="0"/> <max value="*"/> </base> <constraint> <key value="dom-2"/> <severity value="error"/> <human value="If the resource is contained in another resource, it SHALL NOT contain nested Resources"/> <expression value="contained.contained.empty()"/> <xpath value="not(parent::f:contained and f:contained)"/> <source value="http://hl7.org/fhir/StructureDefinition/DomainResource"/> </constraint> <constraint> <key value="dom-3"/> <severity value="error"/> <human value="If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource"/> <expression value="contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonica l) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(refer ence = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(c anonical) = '#').exists()).not()).trace('unmatched', id).empty()"/> <xpath value="not(exists(for $id in f:contained/*/f:id/@value return $contained[not(parent::*/descendant::f:refere nce/@value=concat('#', $contained/*/id/@value) or descendant::f:reference[@value='#'])]))"/> <source value="http://hl7.org/fhir/StructureDefinition/DomainResource"/> </constraint> <constraint> <key value="dom-4"/> <severity value="error"/> <human value="If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated"/> <expression value="contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()"/> <xpath value="not(exists(f:contained/*/f:meta/f:versionId)) and not(exists(f:contained/*/f:meta/f:lastUpdated))"/> <source value="http://hl7.org/fhir/StructureDefinition/DomainResource"/> </constraint> <constraint> <key value="dom-5"/> <severity value="error"/> <human value="If a resource is contained in another resource, it SHALL NOT have a security label"/> <expression value="contained.meta.security.empty()"/> <xpath value="not(exists(f:contained/*/f:meta/f:security))"/> <source value="http://hl7.org/fhir/StructureDefinition/DomainResource"/> </constraint> <constraint> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice"> <valueBoolean value="true"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice-explanation"> <valueMarkdown value="When a resource has no narrative, only systems that fully understand the data can display the resource to a human safely. Including a human readable representation in the resource makes for a much more robust eco-system and cheaper handling of resources by intermediary systems. Some ecosystems restrict distribution of resources to only those systems that do fully understand the resources, and as a consequence implementers may believe that the narrative is superfluous. However experience shows that such eco-systems often open up to new participants over time."/> </extension> <key value="dom-6"/> <severity value="warning"/> <human value="A resource should have narrative for robust management"/> <expression value="text.`div`.exists()"/> <xpath value="exists(f:text/h:div)"/> <source value="http://hl7.org/fhir/StructureDefinition/DomainResource"/> </constraint> <constraint> <key value="evi-0"/> <severity value="warning"/> <human value="Name should be usable as an identifier for the module by machine processing applications such as code generation"/> <expression value="name.matches('[A-Z]([A-Za-z0-9_]){0,254}')"/> <xpath value="not(exists(f:name/@value)) or matches(f:name/@value, '[A-Z]([A-Za-z0-9_]){0,254}')"/> <source value="http://hl7.org/fhir/StructureDefinition/Evidence"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value="Entity. Role, or Act"/> </mapping> <mapping> <identity value="workflow"/> <map value="Definition"/> </mapping> </element> <element id="Evidence.id"> <path value="Evidence.id"/> <short value="Logical id of this artifact"/> <definition value="The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes."/> <comment value="The only time that a resource does not have an id is when it is being submitted to the server using a create operation."/> <min value="0"/> <max value="1"/> <base> <path value="Resource.id"/> <min value="0"/> <max value="1"/> </base> <type> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"> <valueUrl value="string"/> </extension> <code value="http://hl7.org/fhirpath/System.String"/> </type> <isModifier value="false"/> <isSummary value="true"/> </element> <element id="Evidence.meta"> <path value="Evidence.meta"/> <short value="Metadata about the resource"/> <definition value="The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource."/> <min value="0"/> <max value="1"/> <base> <path value="Resource.meta"/> <min value="0"/> <max value="1"/> </base> <type> <code value="Meta"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> </element> <element id="Evidence.implicitRules"> <path value="Evidence.implicitRules"/> <short value="A set of rules under which this content was created"/> <definition value="A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc."/> <comment value="Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. Often, when used, the URL is a reference to an implementation guide that defines these special rules as part of it's narrative along with other profiles, value sets, etc."/> <min value="0"/> <max value="1"/> <base> <path value="Resource.implicitRules"/> <min value="0"/> <max value="1"/> </base> <type> <code value="uri"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="true"/> <isModifierReason value="This element is labeled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies it's meaning or interpretation"/> <isSummary value="true"/> </element> <element id="Evidence.language"> <path value="Evidence.language"/> <short value="Language of the resource content"/> <definition value="The base language in which the resource is written."/> <comment value="Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource. Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute)."/> <min value="0"/> <max value="1"/> <base> <path value="Resource.language"/> <min value="0"/> <max value="1"/> </base> <type> <code value="code"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <binding> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet"> <valueCanonical value="http://hl7.org/fhir/ValueSet/all-languages"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> <valueString value="Language"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding"> <valueBoolean value="true"/> </extension> <strength value="preferred"/> <description value="A human language."/> <valueSet value="http://hl7.org/fhir/ValueSet/languages"/> </binding> </element> <element id="Evidence.text"> <path value="Evidence.text"/> <short value="Text summary of the resource, for human interpretation"/> <definition value="A human-readable narrative that contains a summary of the resource and can be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it "clinically safe" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety."/> <comment value="Contained resources do not have narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied). This may be necessary for data from legacy systems where information is captured as a "text blob" or where text is additionally entered raw or narrated and encoded information is added later."/> <alias value="narrative"/> <alias value="html"/> <alias value="xhtml"/> <alias value="display"/> <min value="0"/> <max value="1"/> <base> <path value="DomainResource.text"/> <min value="0"/> <max value="1"/> </base> <type> <code value="Narrative"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value="Act.text?"/> </mapping> </element> <element id="Evidence.contained"> <path value="Evidence.contained"/> <short value="Contained, inline Resources"/> <definition value="These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, and nor can they have their own independent transaction scope."/> <comment value="This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again. Contained resources may have profiles and tags In their meta elements, but SHALL NOT have security labels."/> <alias value="inline resources"/> <alias value="anonymous resources"/> <alias value="contained resources"/> <min value="0"/> <max value="*"/> <base> <path value="DomainResource.contained"/> <min value="0"/> <max value="*"/> </base> <type> <code value="Resource"/> </type> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value="N/A"/> </mapping> </element> <element id="Evidence.extension"> <path value="Evidence.extension"/> <short value="Additional content defined by implementations"/> <definition value="May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension."/> <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/> <alias value="extensions"/> <alias value="user content"/> <min value="0"/> <max value="*"/> <base> <path value="DomainResource.extension"/> <min value="0"/> <max value="*"/> </base> <type> <code value="Extension"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <constraint> <key value="ext-1"/> <severity value="error"/> <human value="Must have either extensions or value[x], not both"/> <expression value="extension.exists() != value.exists()"/> <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")])"/> <source value="http://hl7.org/fhir/StructureDefinition/Extension"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value="N/A"/> </mapping> </element> <element id="Evidence.modifierExtension"> <path value="Evidence.modifierExtension"/> <short value="Extensions that cannot be ignored"/> <definition value="May be used to represent additional information that is not part of the basic definition of the resource and that modifies the understanding of the element that contains it and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions. Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself)."/> <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/> <requirements value="Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored. This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](http://hl7.org/f hir/extensibility.html#modifierExtension)."/> <alias value="extensions"/> <alias value="user content"/> <min value="0"/> <max value="*"/> <base> <path value="DomainResource.modifierExtension"/> <min value="0"/> <max value="*"/> </base> <type> <code value="Extension"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <constraint> <key value="ext-1"/> <severity value="error"/> <human value="Must have either extensions or value[x], not both"/> <expression value="extension.exists() != value.exists()"/> <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")])"/> <source value="http://hl7.org/fhir/StructureDefinition/Extension"/> </constraint> <isModifier value="true"/> <isModifierReason value="Modifier extensions are expected to modify the meaning or interpretation of the resource that contains them"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value="N/A"/> </mapping> </element> <element id="Evidence.url"> <path value="Evidence.url"/> <short value="Canonical identifier for this evidence, represented as a URI (globally unique)"/> <definition value="An absolute URI that is used to identify this evidence when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which at which an authoritative instance of this evidence is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the evidence is stored on different servers."/> <comment value="Can be a urn:uuid: or a urn:oid: but real http: addresses are preferred. Multiple instances may share the same URL if they have a distinct version. The determination of when to create a new version of a resource (same url, new version) vs. defining a new artifact is up to the author. Considerations for making this decision are found in [Technical and Business Versions](resource.html#versions). In some cases, the resource can no longer be found at the stated url, but the url itself cannot change. Implementations can use the [meta.source](resource.html#meta) element to indicate where the current master source of the resource can be found."/> <requirements value="Allows the evidence to be referenced by a single globally unique identifier."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.url"/> <min value="0"/> <max value="1"/> </base> <type> <code value="uri"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.url"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.identifier"/> </mapping> </element> <element id="Evidence.identifier"> <path value="Evidence.identifier"/> <short value="Additional identifier for the evidence"/> <definition value="A formal identifier that is used to identify this evidence when it is represented in other formats, or referenced in a specification, model, design or an instance."/> <comment value="Typically, this is used for identifiers that can go in an HL7 V3 II (instance identifier) data type, and can then identify this evidence outside of FHIR, where it is not possible to use the logical URI."/> <requirements value="Allows externally provided and/or usable business identifiers to be easily associated with the module."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.identifier"/> <min value="0"/> <max value="*"/> </base> <type> <code value="Identifier"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.identifier"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.identifier"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> </element> <element id="Evidence.version"> <path value="Evidence.version"/> <short value="Business version of the evidence"/> <definition value="The identifier that is used to identify this version of the evidence when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the evidence author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence."/> <comment value="There may be different evidence instances that have the same identifier but different versions. The version can be appended to the url in a reference to allow a reference to a particular business version of the evidence with the format [url]|[version]."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.version"/> <min value="0"/> <max value="1"/> </base> <type> <code value="string"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.version"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.version"/> </mapping> </element> <element id="Evidence.name"> <path value="Evidence.name"/> <short value="Name for this evidence (computer friendly)"/> <definition value="A natural language name identifying the evidence. This name should be usable as an identifier for the module by machine processing applications such as code generation."/> <comment value="The name is not expected to be globally unique. The name should be a simple alphanumeric type name to ensure that it is machine-processing friendly."/> <requirements value="Support human navigation and code generation."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.name"/> <min value="0"/> <max value="1"/> </base> <type> <code value="string"/> </type> <condition value="inv-0"/> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> </element> <element id="Evidence.title"> <path value="Evidence.title"/> <short value="Name for this evidence (human friendly)"/> <definition value="A short, descriptive, user-friendly title for the evidence."/> <comment value="This name does not need to be machine-processing friendly and may contain punctuation, white-space, etc."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.title"/> <min value="0"/> <max value="1"/> </base> <type> <code value="string"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.title"/> </mapping> </element> <element id="Evidence.shortTitle"> <path value="Evidence.shortTitle"/> <short value="Title for use in informal contexts"/> <definition value="The short title provides an alternate title for use in informal descriptive contexts where the full, formal title is not necessary."/> <requirements value="Need to be able to reference the content by a short description, but still provide a longer, more formal title for the content."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.shortTitle"/> <min value="0"/> <max value="1"/> </base> <type> <code value="string"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="workflow"/> <map value="Definition.title"/> </mapping> </element> <element id="Evidence.subtitle"> <path value="Evidence.subtitle"/> <short value="Subordinate title of the Evidence"/> <definition value="An explanatory or alternate title for the Evidence giving additional information about its content."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.subtitle"/> <min value="0"/> <max value="1"/> </base> <type> <code value="string"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> </element> <element id="Evidence.status"> <path value="Evidence.status"/> <short value="draft | active | retired | unknown"/> <definition value="The status of this evidence. Enables tracking the life-cycle of the content."/> <comment value="Allows filtering of evidences that are appropriate for use versus not."/> <min value="1"/> <max value="1"/> <base> <path value="Evidence.status"/> <min value="1"/> <max value="1"/> </base> <type> <code value="code"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="true"/> <isModifierReason value="This is labeled as "Is Modifier" because applications should not use a retired {{title}} without due consideration"/> <isSummary value="true"/> <binding> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> <valueString value="PublicationStatus"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding"> <valueBoolean value="true"/> </extension> <strength value="required"/> <description value="The lifecycle status of an artifact."/> <valueSet value="http://hl7.org/fhir/ValueSet/publication-status|4.0.1"/> </binding> <mapping> <identity value="workflow"/> <map value="Definition.status"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.status"/> </mapping> </element> <element id="Evidence.date"> <path value="Evidence.date"/> <short value="Date last changed"/> <definition value="The date (and optionally time) when the evidence was published. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the evidence changes."/> <comment value="Note that this is not the same as the resource last-modified-date, since the resource may be a secondary representation of the evidence. Additional specific dates may be added as extensions or be found by consulting Provenances associated with past versions of the resource."/> <alias value="Revision Date"/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.date"/> <min value="0"/> <max value="1"/> </base> <type> <code value="dateTime"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.date"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.recorded"/> </mapping> </element> <element id="Evidence.publisher"> <path value="Evidence.publisher"/> <short value="Name of the publisher (organization or individual)"/> <definition value="The name of the organization or individual that published the evidence."/> <comment value="Usually an organization but may be an individual. The publisher (or steward) of the evidence is the organization or individual primarily responsible for the maintenance and upkeep of the evidence. This is not necessarily the same individual or organization that developed and initially authored the content. The publisher is the primary point of contact for questions or issues with the evidence. This item SHOULD be populated unless the information is available from context."/> <requirements value="Helps establish the "authority/credibility" of the evidence. May also allow for contact."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.publisher"/> <min value="0"/> <max value="1"/> </base> <type> <code value="string"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.publisher"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.witness"/> </mapping> </element> <element id="Evidence.contact"> <path value="Evidence.contact"/> <short value="Contact details for the publisher"/> <definition value="Contact details to assist a user in finding and communicating with the publisher."/> <comment value="May be a web site, an email address, a telephone number, etc."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.contact"/> <min value="0"/> <max value="*"/> </base> <type> <code value="ContactDetail"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.contact"/> </mapping> </element> <element id="Evidence.description"> <path value="Evidence.description"/> <short value="Natural language description of the evidence"/> <definition value="A free text natural language description of the evidence from a consumer's perspective."/> <comment value="This description can be used to capture details such as why the evidence was built, comments about misuse, instructions for clinical use and interpretation, literature references, examples from the paper world, etc. It is not a rendering of the evidence as conveyed in the 'text' field of the resource itself. This item SHOULD be populated unless the information is available from context (e.g. the language of the evidence is presumed to be the predominant language in the place the evidence was created)."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.description"/> <min value="0"/> <max value="1"/> </base> <type> <code value="markdown"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.description"/> </mapping> </element> <element id="Evidence.note"> <path value="Evidence.note"/> <short value="Used for footnotes or explanatory notes"/> <definition value="A human-readable string to clarify or explain concepts about the resource."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.note"/> <min value="0"/> <max value="*"/> </base> <type> <code value="Annotation"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> </element> <element id="Evidence.useContext"> <path value="Evidence.useContext"/> <short value="The context that the content is intended to support"/> <definition value="The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate evidence instances."/> <comment value="When multiple useContexts are specified, there is no expectation that all or any of the contexts apply."/> <requirements value="Assist in searching for appropriate content."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.useContext"/> <min value="0"/> <max value="*"/> </base> <type> <code value="UsageContext"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.useContext"/> </mapping> </element> <element id="Evidence.jurisdiction"> <path value="Evidence.jurisdiction"/> <short value="Intended jurisdiction for evidence (if applicable)"/> <definition value="A legal or geographic region in which the evidence is intended to be used."/> <comment value="It may be possible for the evidence to be used in jurisdictions other than those for which it was originally designed or intended."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.jurisdiction"/> <min value="0"/> <max value="*"/> </base> <type> <code value="CodeableConcept"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <binding> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> <valueString value="Jurisdiction"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding"> <valueBoolean value="true"/> </extension> <strength value="extensible"/> <description value="Countries and regions within which this artifact is targeted for use."/> <valueSet value="http://hl7.org/fhir/ValueSet/jurisdiction"/> </binding> <mapping> <identity value="workflow"/> <map value="Definition.jurisdiction"/> </mapping> </element> <element id="Evidence.copyright"> <path value="Evidence.copyright"/> <short value="Use and/or publishing restrictions"/> <definition value="A copyright statement relating to the evidence and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the evidence."/> <requirements value="Consumers must be able to determine any legal restrictions on the use of the evidence and/or its content."/> <alias value="License"/> <alias value="Restrictions"/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.copyright"/> <min value="0"/> <max value="1"/> </base> <type> <code value="markdown"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="workflow"/> <map value="Definition.copyright"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> </element> <element id="Evidence.approvalDate"> <path value="Evidence.approvalDate"/> <short value="When the evidence was approved by publisher"/> <definition value="The date on which the resource content was approved by the publisher. Approval happens once when the content is officially approved for usage."/> <comment value="The 'date' element may be more recent than the approval date because of minor changes or editorial corrections."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.approvalDate"/> <min value="0"/> <max value="1"/> </base> <type> <code value="date"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="workflow"/> <map value="Definition.approvalDate"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> </element> <element id="Evidence.lastReviewDate"> <path value="Evidence.lastReviewDate"/> <short value="When the evidence was last reviewed"/> <definition value="The date on which the resource content was last reviewed. Review happens periodically after approval but does not change the original approval date."/> <comment value="If specified, this date follows the original approval date."/> <requirements value="Gives a sense of how "current" the content is. Resources that have not been reviewed in a long time may have a risk of being less appropriate/relevant."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.lastReviewDate"/> <min value="0"/> <max value="1"/> </base> <type> <code value="date"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="workflow"/> <map value="Definition.lastReviewDate"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> </element> <element id="Evidence.effectivePeriod"> <path value="Evidence.effectivePeriod"/> <short value="When the evidence is expected to be used"/> <definition value="The period during which the evidence content was or is planned to be in active use."/> <comment value="The effective period for a evidence determines when the content is applicable for usage and is independent of publication and review dates. For example, a measure intended to be used for the year 2016 might be published in 2015."/> <requirements value="Allows establishing a transition before a resource comes into effect and also allows for a sunsetting process when new versions of the evidence are or are expected to be used instead."/> <min value="0"/> <max value="1"/> <base> <path value="Evidence.effectivePeriod"/> <min value="0"/> <max value="1"/> </base> <type> <code value="Period"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.effectivePeriod"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> </element> <element id="Evidence.topic"> <path value="Evidence.topic"/> <short value="The category of the Evidence, such as Education, Treatment, Assessment, etc."/> <definition value="Descriptive topics related to the content of the Evidence. Topics provide a high-level categorization grouping types of Evidences that can be useful for filtering and searching."/> <requirements value="Repositories must be able to determine how to categorize the Evidence so that it can be found by topical searches."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.topic"/> <min value="0"/> <max value="*"/> </base> <type> <code value="CodeableConcept"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <binding> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> <valueString value="DefinitionTopic"/> </extension> <strength value="example"/> <description value="High-level categorization of the definition, used for searching, sorting, and filtering."/> <valueSet value="http://hl7.org/fhir/ValueSet/definition-topic"/> </binding> </element> <element id="Evidence.author"> <path value="Evidence.author"/> <short value="Who authored the content"/> <definition value="An individiual or organization primarily involved in the creation and maintenance of the content."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.author"/> <min value="0"/> <max value="*"/> </base> <type> <code value="ContactDetail"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value=".participation[typeCode=AUT]"/> </mapping> </element> <element id="Evidence.editor"> <path value="Evidence.editor"/> <short value="Who edited the content"/> <definition value="An individual or organization primarily responsible for internal coherence of the content."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.editor"/> <min value="0"/> <max value="*"/> </base> <type> <code value="ContactDetail"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> </element> <element id="Evidence.reviewer"> <path value="Evidence.reviewer"/> <short value="Who reviewed the content"/> <definition value="An individual or organization primarily responsible for review of some aspect of the content."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.reviewer"/> <min value="0"/> <max value="*"/> </base> <type> <code value="ContactDetail"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value=".participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer or endorser}"/> </mapping> </element> <element id="Evidence.endorser"> <path value="Evidence.endorser"/> <short value="Who endorsed the content"/> <definition value="An individual or organization responsible for officially endorsing the content for use in some setting."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.endorser"/> <min value="0"/> <max value="*"/> </base> <type> <code value="ContactDetail"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> <mapping> <identity value="rim"/> <map value=".participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer or endorser}"/> </mapping> </element> <element id="Evidence.relatedArtifact"> <path value="Evidence.relatedArtifact"/> <short value="Additional documentation, citations, etc."/> <definition value="Related artifacts such as additional documentation, justification, or bibliographic references."/> <comment value="Each related artifact is either an attachment, or a reference to another resource, but not both."/> <requirements value="Evidences must be able to provide enough information for consumers of the content (and/or interventions or results produced by the content) to be able to determine and understand the justification for and evidence in support of the content."/> <min value="0"/> <max value="*"/> <base> <path value="Evidence.relatedArtifact"/> <min value="0"/> <max value="*"/> </base> <type> <code value="RelatedArtifact"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="false"/> </element> <element id="Evidence.exposureBackground"> <path value="Evidence.exposureBackground"/> <short value="What population?"/> <definition value="A reference to a EvidenceVariable resource that defines the population for the research."/> <min value="1"/> <max value="1"/> <base> <path value="Evidence.exposureBackground"/> <min value="1"/> <max value="1"/> </base> <type> <code value="Reference"/> <targetProfile value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> </element> <element id="Evidence.exposureVariant"> <path value="Evidence.exposureVariant"/> <short value="What exposure?"/> <definition value="A reference to a EvidenceVariable resource that defines the exposure for the research."/> <min value="1"/> <max value="2"/> <base> <path value="Evidence.exposureVariant"/> <min value="0"/> <max value="*"/> </base> <type> <code value="Reference"/> <targetProfile value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> </element> <element id="Evidence.outcome"> <path value="Evidence.outcome"/> <short value="What outcome?"/> <definition value="A reference to a EvidenceVariable resomece that defines the outcome for the research."/> <min value="1"/> <max value="*"/> <base> <path value="Evidence.outcome"/> <min value="0"/> <max value="*"/> </base> <type> <code value="Reference"/> <targetProfile value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/> </type> <constraint> <key value="ele-1"/> <severity value="error"/> <human value="All FHIR elements must have a @value or children"/> <expression value="hasValue() or (children().count() > id.count())"/> <xpath value="@value|f:*|h:div"/> <source value="http://hl7.org/fhir/StructureDefinition/Element"/> </constraint> <isModifier value="false"/> <isSummary value="true"/> </element> </snapshot> <differential> <element id="Evidence"> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-display-hint"> <valueString value="0;0"/> </extension> <path value="Evidence"/> <comment value="PICO stands for Population (the population within which exposures are being compared), Intervention (the conditional state or exposure state being described for its effect on outcomes), Comparison (the alternative conditional state or alternative exposure state being compared against), and Outcome (the result or effect of the intervention in the population)."/> <min value="0"/> <max value="*"/> <mapping> <identity value="workflow"/> <map value="Definition"/> </mapping> </element> <element id="Evidence.url"> <path value="Evidence.url"/> <short value="Canonical identifier for this evidence, represented as a URI (globally unique)"/> <definition value="An absolute URI that is used to identify this evidence when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which at which an authoritative instance of this evidence is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the evidence is stored on different servers."/> <comment value="Can be a urn:uuid: or a urn:oid: but real http: addresses are preferred. Multiple instances may share the same URL if they have a distinct version. The determination of when to create a new version of a resource (same url, new version) vs. defining a new artifact is up to the author. Considerations for making this decision are found in [Technical and Business Versions](resource.html#versions). In some cases, the resource can no longer be found at the stated url, but the url itself cannot change. Implementations can use the [meta.source](resource.html#meta) element to indicate where the current master source of the resource can be found."/> <requirements value="Allows the evidence to be referenced by a single globally unique identifier."/> <min value="0"/> <max value="1"/> <type> <code value="uri"/> </type> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.url"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.identifier"/> </mapping> </element> <element id="Evidence.identifier"> <path value="Evidence.identifier"/> <short value="Additional identifier for the evidence"/> <definition value="A formal identifier that is used to identify this evidence when it is represented in other formats, or referenced in a specification, model, design or an instance."/> <comment value="Typically, this is used for identifiers that can go in an HL7 V3 II (instance identifier) data type, and can then identify this evidence outside of FHIR, where it is not possible to use the logical URI."/> <requirements value="Allows externally provided and/or usable business identifiers to be easily associated with the module."/> <min value="0"/> <max value="*"/> <type> <code value="Identifier"/> </type> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.identifier"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.identifier"/> </mapping> </element> <element id="Evidence.version"> <path value="Evidence.version"/> <short value="Business version of the evidence"/> <definition value="The identifier that is used to identify this version of the evidence when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the evidence author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence."/> <comment value="There may be different evidence instances that have the same identifier but different versions. The version can be appended to the url in a reference to allow a reference to a particular business version of the evidence with the format [url]|[version]."/> <min value="0"/> <max value="1"/> <type> <code value="string"/> </type> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.version"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.version"/> </mapping> </element> <element id="Evidence.title"> <path value="Evidence.title"/> <short value="Name for this evidence (human friendly)"/> <definition value="A short, descriptive, user-friendly title for the evidence."/> <comment value="This name does not need to be machine-processing friendly and may contain punctuation, white-space, etc."/> <min value="0"/> <max value="1"/> <type> <code value="string"/> </type> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.title"/> </mapping> </element> <element id="Evidence.shortTitle"> <path value="Evidence.shortTitle"/> <short value="Title for use in informal contexts"/> <definition value="The short title provides an alternate title for use in informal descriptive contexts where the full, formal title is not necessary."/> <requirements value="Need to be able to reference the content by a short description, but still provide a longer, more formal title for the content."/> <min value="0"/> <max value="1"/> <type> <code value="string"/> </type> <mapping> <identity value="workflow"/> <map value="Definition.title"/> </mapping> </element> <element id="Evidence.subtitle"> <path value="Evidence.subtitle"/> <short value="Subordinate title of the Evidence"/> <definition value="An explanatory or alternate title for the Evidence giving additional information about its content."/> <min value="0"/> <max value="1"/> <type> <code value="string"/> </type> </element> <element id="Evidence.status"> <path value="Evidence.status"/> <short value="draft | active | retired | unknown"/> <definition value="The status of this evidence. Enables tracking the life-cycle of the content."/> <comment value="Allows filtering of evidences that are appropriate for use versus not."/> <min value="1"/> <max value="1"/> <type> <code value="code"/> </type> <isModifier value="true"/> <isModifierReason value="This is labeled as "Is Modifier" because applications should not use a retired {{title}} without due consideration"/> <isSummary value="true"/> <binding> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> <valueString value="PublicationStatus"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding"> <valueBoolean value="true"/> </extension> <strength value="required"/> <description value="The lifecycle status of an artifact."/> <valueSet value="http://hl7.org/fhir/ValueSet/publication-status|4.0.1"/> </binding> <mapping> <identity value="workflow"/> <map value="Definition.status"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.status"/> </mapping> </element> <element id="Evidence.date"> <path value="Evidence.date"/> <short value="Date last changed"/> <definition value="The date (and optionally time) when the evidence was published. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the evidence changes."/> <comment value="Note that this is not the same as the resource last-modified-date, since the resource may be a secondary representation of the evidence. Additional specific dates may be added as extensions or be found by consulting Provenances associated with past versions of the resource."/> <alias value="Revision Date"/> <min value="0"/> <max value="1"/> <type> <code value="dateTime"/> </type> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.date"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.recorded"/> </mapping> </element> <element id="Evidence.publisher"> <path value="Evidence.publisher"/> <short value="Name of the publisher (organization or individual)"/> <definition value="The name of the organization or individual that published the evidence."/> <comment value="Usually an organization but may be an individual. The publisher (or steward) of the evidence is the organization or individual primarily responsible for the maintenance and upkeep of the evidence. This is not necessarily the same individual or organization that developed and initially authored the content. The publisher is the primary point of contact for questions or issues with the evidence. This item SHOULD be populated unless the information is available from context."/> <requirements value="Helps establish the "authority/credibility" of the evidence. May also allow for contact."/> <min value="0"/> <max value="1"/> <type> <code value="string"/> </type> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.publisher"/> </mapping> <mapping> <identity value="w5"/> <map value="FiveWs.witness"/> </mapping> </element> <element id="Evidence.contact"> <path value="Evidence.contact"/> <short value="Contact details for the publisher"/> <definition value="Contact details to assist a user in finding and communicating with the publisher."/> <comment value="May be a web site, an email address, a telephone number, etc."/> <min value="0"/> <max value="*"/> <type> <code value="ContactDetail"/> </type> <isSummary value="true"/> <mapping> <identity value="workflow"/> <map value="Definition.contact"/> </mapping> </element> <element id="Evidence.description"> <path value="Evidence.description"/> <short value="Natural language description of the evidence"/> <definition value="A free text natural language description of the evidence from a consumer's perspective."/> <comment value="This description can be used to capture details such as why the evidence was built, comments about misuse, instructions for clinical use and interpretation, literature references, examples from the paper world, etc. It is not a rendering of the evidence as conveyed in the 'text' field of the resource itself. This item SHOULD be populated unless the information is available from context (e.g. the language of the evidence is presumed to be the predominant language in the place the evidence was created)."/> <min value="0"/> <max value="1"/> <type> <code value="markdown"/> </type> <mapping> <identity value="workflow"/> <map value="Definition.description"/> </mapping> </element> <element id="Evidence.note"> <path value="Evidence.note"/> <short value="Used for footnotes or explanatory notes"/> <definition value="A human-readable string to clarify or explain concepts about the resource."/> <min value="0"/> <max value="*"/> <type> <code value="Annotation"/> </type> </element> <element id="Evidence.copyright"> <path value="Evidence.copyright"/> <short value="Use and/or publishing restrictions"/> <definition value="A copyright statement relating to the evidence and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the evidence."/> <requirements value="Consumers must be able to determine any legal restrictions on the use of the evidence and/or its content."/> <alias value="License"/> <alias value="Restrictions"/> <min value="0"/> <max value="1"/> <type> <code value="markdown"/> </type> <mapping> <identity value="workflow"/> <map value="Definition.copyright"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> </element> <element id="Evidence.approvalDate"> <path value="Evidence.approvalDate"/> <short value="When the evidence was approved by publisher"/> <definition value="The date on which the resource content was approved by the publisher. Approval happens once when the content is officially approved for usage."/> <comment value="The 'date' element may be more recent than the approval date because of minor changes or editorial corrections."/> <min value="0"/> <max value="1"/> <type> <code value="date"/> </type> <mapping> <identity value="workflow"/> <map value="Definition.approvalDate"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> </element> <element id="Evidence.lastReviewDate"> <path value="Evidence.lastReviewDate"/> <short value="When the evidence was last reviewed"/> <definition value="The date on which the resource content was last reviewed. Review happens periodically after approval but does not change the original approval date."/> <comment value="If specified, this date follows the original approval date."/> <requirements value="Gives a sense of how "current" the content is. Resources that have not been reviewed in a long time may have a risk of being less appropriate/relevant."/> <min value="0"/> <max value="1"/> <type> <code value="date"/> </type> <mapping> <identity value="workflow"/> <map value="Definition.lastReviewDate"/> </mapping> <mapping> <identity value="objimpl"/> <map value="no-gen-base"/> </mapping> </element> <element id="Evidence.author"> <path value="Evidence.author"/> <short value="Who authored the content"/> <definition value="An individiual or organization primarily involved in the creation and maintenance of the content."/> <min value="0"/> <max value="*"/> <type> <code value="ContactDetail"/> </type> <mapping> <identity value="rim"/> <map value=".participation[typeCode=AUT]"/> </mapping> </element> <element id="Evidence.editor"> <path value="Evidence.editor"/> <short value="Who edited the content"/> <definition value="An individual or organization primarily responsible for internal coherence of the content."/> <min value="0"/> <max value="*"/> <type> <code value="ContactDetail"/> </type> </element> <element id="Evidence.reviewer"> <path value="Evidence.reviewer"/> <short value="Who reviewed the content"/> <definition value="An individual or organization primarily responsible for review of some aspect of the content."/> <min value="0"/> <max value="*"/> <type> <code value="ContactDetail"/> </type> <mapping> <identity value="rim"/> <map value=".participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer or endorser}"/> </mapping> </element> <element id="Evidence.relatedArtifact"> <path value="Evidence.relatedArtifact"/> <short value="Additional documentation, citations, etc."/> <definition value="Related artifacts such as additional documentation, justification, or bibliographic references."/> <comment value="Each related artifact is either an attachment, or a reference to another resource, but not both."/> <requirements value="Evidences must be able to provide enough information for consumers of the content (and/or interventions or results produced by the content) to be able to determine and understand the justification for and evidence in support of the content."/> <min value="0"/> <max value="*"/> <type> <code value="RelatedArtifact"/> </type> </element> <element id="Evidence.exposureBackground"> <path value="Evidence.exposureBackground"/> <short value="What population?"/> <definition value="A reference to a EvidenceVariable resource that defines the population for the research."/> <min value="1"/> <max value="1"/> <type> <code value="Reference"/> <targetProfile value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/> </type> </element> <element id="Evidence.exposureVariant"> <path value="Evidence.exposureVariant"/> <short value="What exposure?"/> <definition value="A reference to a EvidenceVariable resource that defines the exposure for the research."/> <min value="1"/> <max value="2"/> <type> <code value="Reference"/> <targetProfile value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/> </type> </element> <element id="Evidence.outcome"> <path value="Evidence.outcome"/> <short value="What outcome?"/> <definition value="A reference to a EvidenceVariable resomece that defines the outcome for the research."/> <min value="1"/> <max value="*"/> <type> <code value="Reference"/> <targetProfile value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/> </type> </element> </differential> </StructureDefinition>