{"caseSensitive":true,"concept":[{"code":"=","definition":"The specified property of the code equals the provided value.","display":"Equals"},{"code":"is-a","definition":"Includes all concept ids that have a transitive is-a relationship with the concept Id provided as the value, including the provided concept itself (include descendant codes and self).","display":"Is A (by subsumption)","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/codesystem-comments","valueString":"The definition of is-a is that all the properties of the value are true for the specified property of the code, which means that a code has an is-a relationship with itself. To exclude the root code, use descendent-of"}]},{"code":"descendent-of","definition":"Includes all concept ids that have a transitive is-a relationship with the concept Id provided as the value, excluding the provided concept itself i.e. include descendant codes only).","display":"Descendent Of (by subsumption)","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/codesystem-comments","valueString":"The definition of is-a is that all the properties of the value are true for the specified property of the code. \n\nSpelling note: \"descendant\" is a more correct spelling, but the spelling \"descendent\" is maintained in the code for backwards compatibility reasons"}]},{"code":"is-not-a","definition":"The specified property of the code does not have an is-a relationship with the provided value.","display":"Not (Is A) (by subsumption)"},{"code":"regex","definition":"The specified property of the code  matches the regex specified in the provided value.","display":"Regular Expression"},{"code":"in","definition":"The specified property of the code is in the set of codes or concepts specified in the provided value (comma separated list).","display":"In Set"},{"code":"not-in","definition":"The specified property of the code is not in the set of codes or concepts specified in the provided value (comma separated list).","display":"Not in Set"},{"code":"generalizes","definition":"Includes all concept ids that have a transitive is-a relationship from the concept Id provided as the value, including the provided concept itself (i.e. include ancestor codes and self).","display":"Generalizes (by Subsumption)","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/codesystem-comments","valueString":"The definition of is-a is that all the properties of the value are true for the specified property of the code, which means that a code has an is-a relationship with itself. To exclude the root code, add it explicitly to as an exclude"}]},{"code":"exists","definition":"The specified property of the code has at least one value (if the specified value is true; if the specified value is false, then matches when the specified property of the code has no values).","display":"Exists"}],"contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"},{"system":"email","value":"fhir@lists.hl7.org"}]}],"content":"complete","date":"2018-08-19T21:48:56+10:00","description":"The kind of operation to perform as a part of a property based filter.","experimental":false,"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"vocab"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueString":"Normative"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm","valueInteger":5}],"id":"filter-operator","identifier":[{"system":"urn:ietf:rfc:3986","value":"urn:oid:2.16.840.1.113883.4.642.1.479"}],"meta":{"lastUpdated":"2018-08-19T21:48:56.559+10:00"},"name":"FilterOperator","publisher":"HL7 (FHIR Project)","resourceType":"CodeSystem","status":"draft","text":{"div":"<div xmlns=\"http://www.w3.org/1999/xhtml\"><h2>FilterOperator</h2><div><p>The kind of operation to perform as a part of a property based filter.</p>\n</div><p>This code system http://hl7.org/fhir/filter-operator 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><td><b>Comments</b></td></tr><tr><td style=\"white-space:nowrap\">=<a name=\"filter-operator-.61\"> </a></td><td>Equals</td><td>The specified property of the code equals the provided value.</td><td/></tr><tr><td style=\"white-space:nowrap\">is-a<a name=\"filter-operator-is-a\"> </a></td><td>Is A (by subsumption)</td><td>Includes all concept ids that have a transitive is-a relationship with the concept Id provided as the value, including the provided concept itself (include descendant codes and self).</td><td>The definition of is-a is that all the properties of the value are true for the specified property of the code, which means that a code has an is-a relationship with itself. To exclude the root code, use descendent-of</td></tr><tr><td style=\"white-space:nowrap\">descendent-of<a name=\"filter-operator-descendent-of\"> </a></td><td>Descendent Of (by subsumption)</td><td>Includes all concept ids that have a transitive is-a relationship with the concept Id provided as the value, excluding the provided concept itself i.e. include descendant codes only).</td><td>The definition of is-a is that all the properties of the value are true for the specified property of the code. \n\nSpelling note: &quot;descendant&quot; is a more correct spelling, but the spelling &quot;descendent&quot; is maintained in the code for backwards compatibility reasons</td></tr><tr><td style=\"white-space:nowrap\">is-not-a<a name=\"filter-operator-is-not-a\"> </a></td><td>Not (Is A) (by subsumption)</td><td>The specified property of the code does not have an is-a relationship with the provided value.</td><td/></tr><tr><td style=\"white-space:nowrap\">regex<a name=\"filter-operator-regex\"> </a></td><td>Regular Expression</td><td>The specified property of the code  matches the regex specified in the provided value.</td><td/></tr><tr><td style=\"white-space:nowrap\">in<a name=\"filter-operator-in\"> </a></td><td>In Set</td><td>The specified property of the code is in the set of codes or concepts specified in the provided value (comma separated list).</td><td/></tr><tr><td style=\"white-space:nowrap\">not-in<a name=\"filter-operator-not-in\"> </a></td><td>Not in Set</td><td>The specified property of the code is not in the set of codes or concepts specified in the provided value (comma separated list).</td><td/></tr><tr><td style=\"white-space:nowrap\">generalizes<a name=\"filter-operator-generalizes\"> </a></td><td>Generalizes (by Subsumption)</td><td>Includes all concept ids that have a transitive is-a relationship from the concept Id provided as the value, including the provided concept itself (i.e. include ancestor codes and self).</td><td>The definition of is-a is that all the properties of the value are true for the specified property of the code, which means that a code has an is-a relationship with itself. To exclude the root code, add it explicitly to as an exclude</td></tr><tr><td style=\"white-space:nowrap\">exists<a name=\"filter-operator-exists\"> </a></td><td>Exists</td><td>The specified property of the code has at least one value (if the specified value is true; if the specified value is false, then matches when the specified property of the code has no values).</td><td/></tr></table></div>","status":"extensions"},"title":"FilterOperator","url":"http://hl7.org/fhir/filter-operator","valueSet":"http://hl7.org/fhir/ValueSet/filter-operator","version":"3.5.0"}