Template for machine-readable/executable expression for retrieving the data or information from an external resource.
Element Name | Selection |
---|---|
Parent Element(s) | Resource |
Element XPath(s) |
|
Element Textual Value | None |
Attributes | Path |
Child Elements | None |
Usage/Business Rules |
|
Attribute | Schema Datatype or Enumeration | Usage | Definition | Business Rule(s) |
---|---|---|---|---|
Path | text | Required | Provides the machine-executable instruction or template for it to obtain the data or information from the resource.
|
Examples:
ODM Path (absolute path): /ODM/ClinicalData[@StudyOID="AnotherStudy"][@MetaDataVersionOID="MV.001]//ItemData[@ItemOID="IT.BIRTHDATE"}/@Value
leads to the birth date for the given subject as captured in study with OID "AnotherStudy" and MetaDataVersion with OID "MV.001"
HL7-FHIR - relative FHIRPath with "Resource/@Name='Observation' and "Resource/@Attribute='valueQuantity.value":
coding.code(where system='http://loinc.org' and code='6299-2').text leads to the name of the test for the LOINC code 6299-2, which is e.g. "Urea Nitrogen".