FHIR Extensions Pack, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 5.2.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-extensions/ and changes regularly. See the Directory of published versions
Official URL: http://hl7.org/fhir/StructureDefinition/variable | Version: 5.2.0-ballot | |||
Standards status: Trial-use | Maturity Level: 3 | Computable Name: Variable | ||
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1528 |
Variable specifying a logic to generate a variable for use in subsequent logic. The name of the variable will be added to FHIRPath's context when processing descendants of the element that contains this extension as well as extensions within the same element.
Context of Use
This extension may be used on the following element(s):
Questionnaire
Questionnaire.item
PlanDefinition
PlanDefinition.action
RequestOrchestration
RequestOrchestration.action
ActivityDefinition
Measure
Measure.group
Measure.group.population
Usage info
Usage:
Changes since version 1.0.0:
Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.
Other representations of profile: CSV, Excel, Schematron
Id | Grade | Path(s) | Details | Requirements |
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both : extension.exists() != value.exists() | |
var-1 | error | Extension | Variable expressions must have a name : value.name.exists() |
(none found)