---
type: "example"
title: "EvidenceVariable Example: evidencevariable-example-participant-flow"
resource: "EvidenceVariable"
example: "evidencevariable-example-participant-flow"
---
# EvidenceVariable Example: evidencevariable-example-participant-flow

## Example XML



```xml
<?xml version="1.0" encoding="UTF-8"?>

<EvidenceVariable xmlns="http://hl7.org/fhir">
	<id value="example-participant-flow"/>
	<meta>
		<versionId value="3"/>
		<lastUpdated value="2025-03-10T13:18:16.608Z"/>
		<profile value="http://hl7.org/fhir/uv/ebm/StructureDefinition/participant-flow-evidence-variable"/>
	</meta>
	<url value="http://hl7.org/fhir/EvidenceVariable/example-participant-flow"/>
	<identifier>
		<type>
			<text value="FEvIR Object Identifier"/>
		</type>
		<system value="urn:ietf:rfc:3986"/>
		<value value="https://fevir.net/FOI/346779"/>
		<assigner>
			<display value="Computable Publishing LLC"/>
		</assigner>
	</identifier>
	<title value="PARACHUTE Trial Participants that declined randomization - Example EvidenceVariable"/>
	<citeAs value="PARACHUTE Trial Participants that declined randomization - Example EvidenceVariable [Database Entry: FHIR EvidenceVariable Resource]. Contributors: Brian S. Alper, MD, MSPH [Authors/Creators]. In: Fast Evidence Interoperability Resources (FEvIR) Platform, FOI 346779. Revised 2025-03-10. Available at: https://fevir.net/resources/EvidenceVariable/346779. Computable resource at: https://fevir.net/resources/EvidenceVariable/346779#json."/>
	<status value="active"/>
	<author>
		<name value="Brian S. Alper, MD, MSPH"/>
	</author>
	<publisher value="Computable Publishing LLC"/>
	<contact>
		<telecom>
			<system value="email"/>
			<value value="support@computablepublishing.com"/>
		</telecom>
	</contact>
	<description value="Example variable definition for the ParticipantFlowEvidenceVariable Profile from the EBMonFHIR IG"/>
	<useContext>
		<code>
			<system value="https://fevir.net/resources/CodeSystem/179423"/>
			<code value="evidence-communication"/>
			<display value="Evidence Communication"/>
		</code>
		<valueCodeableConcept>
			<coding>
				<system value="https://fevir.net/resources/CodeSystem/179423"/>
				<code value="ParticipantFlowEvidenceVariable"/>
				<display value="ParticipantFlowEvidenceVariable"/>
			</coding>
		</valueCodeableConcept>
	</useContext>
	<copyright value="https://creativecommons.org/licenses/by-nc-sa/4.0/"/>
	<actual value="true"/>
	<definition>
		<concept>
			<text value="PARACHUTE Trial Participants that declined randomization"/>
		</concept>
	</definition>
	<handling value="boolean"/>
</EvidenceVariable>
```