{"base":"Patient","code":"age","description":"Searches for patients based on age as calculated based on current date and date of birth.  Deceased patients are excluded from the search.","id":"patient-extensions-Patient-age","name":"age","resourceType":"SearchParameter","type":"number","url":"http://hl7.org/fhir/SearchParameter/patient-extensions-Patient-age","xpath":"f:Patient/f:birthDate","xpathUsage":"normal"}