SearchParameter age
{ "resourceType": "SearchParameter", "id": "patient-extensions-Patient-age", "url": "http://hl7.org/fhir/SearchParameter/patient-extensions-Patient-age", "name": "age", "status": "draft", "experimental": true, "code": "age", "base": [ "Patient" ], "type": "number", "description": "Searches for patients based on age as calculated based on current date and date of birth. Deceased patients are excluded from the search.", "xpath": "f:Patient/f:birthDate", "xpathUsage": "normal" }
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.