{"resourceType":"SearchParameter","id":"Condition-onset-age","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"trial-use"}],"url":"http://hl7.org/fhir/SearchParameter/Condition-onset-age","version":"4.0.1","name":"onset-age","status":"draft","experimental":false,"date":"2021-01-17T07:06:13+11:00","publisher":"Health Level Seven International (Patient Care)","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"}]},{"telecom":[{"system":"url","value":"http://www.hl7.org/Special/committees/patientcare/index.cfm"}]}],"description":"Onsets as age or age range","code":"onset-age","base":["Condition"],"type":"quantity","expression":"Condition.onset.as(Age) | Condition.onset.as(Range)","xpath":"f:Condition/f:onsetAge | f:Condition/f:onsetRange","xpathUsage":"normal","comparator":["eq","ne","gt","ge","lt","le","sa","eb","ap"]}