@prefix fhir: <http://hl7.org/fhir/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

# - resource -------------------------------------------------------------------

<http://terminology.hl7.org/CodeSystem/variable-role> a fhir:CodeSystem;
  fhir:nodeRole fhir:treeRoot;
  fhir:Resource.id [ fhir:value "variable-role"];
  fhir:Resource.meta [
     fhir:Meta.lastUpdated [ fhir:value "2020-04-09T21:10:28.568+00:00"^^xsd:dateTime ]
  ];
  fhir:DomainResource.text [
     fhir:Narrative.status [ fhir:value "generated" ];
     fhir:Narrative.div "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p>This code system <code>http://terminology.hl7.org/CodeSystem/variable-role</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">population<a name=\"variable-role-population\"> </a></td><td>population</td><td>variable represents a population.</td></tr><tr><td style=\"white-space:nowrap\">subpopulation<a name=\"variable-role-subpopulation\"> </a></td><td>subpopulation</td><td>variable represents a subpopulation.</td></tr><tr><td style=\"white-space:nowrap\">exposure<a name=\"variable-role-exposure\"> </a></td><td>exposure</td><td>variable represents an exposure.</td></tr><tr><td style=\"white-space:nowrap\">referenceExposure<a name=\"variable-role-referenceExposure\"> </a></td><td>reference exposure</td><td>variable represents a reference exposure.</td></tr><tr><td style=\"white-space:nowrap\">measuredVariable<a name=\"variable-role-measuredVariable\"> </a></td><td>measured variable</td><td>variable represents a measured variable.</td></tr><tr><td style=\"white-space:nowrap\">confounder<a name=\"variable-role-confounder\"> </a></td><td>confounder</td><td>variable represents a confounder.</td></tr></table></div>"
  ];
  fhir:DomainResource.extension [
     fhir:index 0;
     fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg" ];
     fhir:Extension.valueCode [ fhir:value "cds" ]
  ], [
     fhir:index 1;
     fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status" ];
     fhir:Extension.valueCode [ fhir:value "trial-use" ]
  ], [
     fhir:index 2;
     fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm" ];
     fhir:Extension.valueInteger [ fhir:value "0"^^xsd:integer ]
  ];
  fhir:CodeSystem.url [ fhir:value "http://terminology.hl7.org/CodeSystem/variable-role"];
  fhir:CodeSystem.identifier [
     fhir:index 0;
     fhir:Identifier.system [ fhir:value "urn:ietf:rfc:3986" ];
     fhir:Identifier.value [ fhir:value "urn:oid:2.16.840.1.113883.4.642.1.1457" ]
  ];
  fhir:CodeSystem.version [ fhir:value "0.1.0"];
  fhir:CodeSystem.name [ fhir:value "EvidenceVariableRole"];
  fhir:CodeSystem.title [ fhir:value "EvidenceVariableRole"];
  fhir:CodeSystem.status [ fhir:value "draft"];
  fhir:CodeSystem.experimental [ fhir:value "false"^^xsd:boolean];
  fhir:CodeSystem.date [ fhir:value "2020-04-09T21:10:28+00:00"^^xsd:dateTime];
  fhir:CodeSystem.publisher [ fhir:value "HL7 (FHIR Project)"];
  fhir:CodeSystem.contact [
     fhir:index 0;
     fhir:ContactDetail.telecom [
       fhir:index 0;
       fhir:ContactPoint.system [ fhir:value "url" ];
       fhir:ContactPoint.value [ fhir:value "http://hl7.org/fhir" ]
     ], [
       fhir:index 1;
       fhir:ContactPoint.system [ fhir:value "email" ];
       fhir:ContactPoint.value [ fhir:value "fhir@lists.hl7.org" ]
     ]
  ];
  fhir:CodeSystem.description [ fhir:value "The role that the assertion variable plays."];
  fhir:CodeSystem.caseSensitive [ fhir:value "true"^^xsd:boolean];
  fhir:CodeSystem.valueSet [
     fhir:value "http://terminology.hl7.org/ValueSet/variable-role";
     fhir:link <http://terminology.hl7.org/ValueSet/variable-role>
  ];
  fhir:CodeSystem.content [ fhir:value "complete"];
  fhir:CodeSystem.concept [
     fhir:index 0;
     fhir:CodeSystem.concept.code [ fhir:value "population" ];
     fhir:CodeSystem.concept.display [ fhir:value "population" ];
     fhir:CodeSystem.concept.definition [ fhir:value "variable represents a population." ]
  ], [
     fhir:index 1;
     fhir:CodeSystem.concept.code [ fhir:value "subpopulation" ];
     fhir:CodeSystem.concept.display [ fhir:value "subpopulation" ];
     fhir:CodeSystem.concept.definition [ fhir:value "variable represents a subpopulation." ]
  ], [
     fhir:index 2;
     fhir:CodeSystem.concept.code [ fhir:value "exposure" ];
     fhir:CodeSystem.concept.display [ fhir:value "exposure" ];
     fhir:CodeSystem.concept.definition [ fhir:value "variable represents an exposure." ]
  ], [
     fhir:index 3;
     fhir:CodeSystem.concept.code [ fhir:value "referenceExposure" ];
     fhir:CodeSystem.concept.display [ fhir:value "reference exposure" ];
     fhir:CodeSystem.concept.definition [ fhir:value "variable represents a reference exposure." ]
  ], [
     fhir:index 4;
     fhir:CodeSystem.concept.code [ fhir:value "measuredVariable" ];
     fhir:CodeSystem.concept.display [ fhir:value "measured variable" ];
     fhir:CodeSystem.concept.definition [ fhir:value "variable represents a measured variable." ]
  ], [
     fhir:index 5;
     fhir:CodeSystem.concept.code [ fhir:value "confounder" ];
     fhir:CodeSystem.concept.display [ fhir:value "confounder" ];
     fhir:CodeSystem.concept.definition [ fhir:value "variable represents a confounder." ]
  ] .

# - ontology header ------------------------------------------------------------

<http://terminology.hl7.org/CodeSystem/variable-role.ttl> a owl:Ontology;
  owl:imports fhir:fhir.ttl .

# -------------------------------------------------------------------------------------