<status value="active" /> <experimental value="false" /> <date value="2022-01-24" /> <publisher value="Berlin Institute of Health at Charité (BIH)" /> <contact> <telecom> <system value="url" /> <value value="https://www.bihealth.org/en/research/core-facilities/interoperability/" /> </telecom> </contact> <description value="This extension captures a patient's age at a certain point in time." /> <fhirVersion value="4.0.1" /> <mapping> <identity value="rim" /> <uri value="http://hl7.org/v3" /> <name value="RIM Mapping" /> </mapping> <kind value="complex-type" /> <abstract value="false" /> <context> <type value="element" /> <expression value="Patient" /> </context> <type value="Extension" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" /> <derivation value="constraint" /> <differential> <element id="Extension.extension"> <path value="Extension.extension" /> <min value="2" /> </element> <element id="Extension.extension:dateTimeOfDocumentation"> <path value="Extension.extension" /> <sliceName value="dateTimeOfDocumentation" /> <min value="1" /> <max value="1" /> </element> <element id="Extension.extension:dateTimeOfDocumentation.extension"> <path value="Extension.extension.extension" /> <max value="0" /> </element> <element id="Extension.extension:dateTimeOfDocumentation.url"> <path value="Extension.extension.url" /> <fixedUri value="dateTimeOfDocumentation" /> </element> <element id="Extension.extension:dateTimeOfDocumentation.value[x]"> <path value="Extension.extension.value[x]" /> <type> <code value="dateTime" /> </type> </element> <element id="Extension.extension:age"> <path value="Extension.extension" /> <sliceName value="age" /> <min value="1" /> <max value="1" /> </element> <element id="Extension.extension:age.extension"> <path value="Extension.extension.extension" /> <max value="0" /> </element> <element id="Extension.extension:age.url"> <path value="Extension.extension.url" /> <fixedUri value="age" /> </element> <element id="Extension.extension:age.value[x]"> <path value="Extension.extension.value[x]" /> <type> <code value="Age" /> </type> </element> <element id="Extension.url"> <path value="Extension.url" /> <fixedUri value="https://www.netzwerk-universitaetsmedizin.de/fhir/StructureDefinition/age" /> </element> <element id="Extension.value[x]"> <path value="Extension.value[x]" /> <max value="0" /> </element> </differential> </StructureDefinition>