Structured Data Capture
4.0.0-ballot - STU 4 ballot International flag

Structured Data Capture, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 4.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/sdc/ and changes regularly. See the Directory of published versions

Extension: Calculated Expression

Official URL: http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-calculatedExpression Version: 4.0.0-ballot
Standards status: Trial-use Maturity Level: 4 Computable Name: CalculatedExpressionExtension
Other Identifiers: OID:2.16.840.1.113883.4.642.40.17.42.17

Calculated value for a question answer as determined by an evaluated expression.

Context of Use

    This extension may be used on the following element(s):

    In addition, the extension can only be used when this FHIRPath expression is true:

    initial.exists().not()

Additional details on the use of this extension can be found on the Form Behavior page.

Usage info

Usage:

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1 Extension Expression-determined initial value
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-calculatedExpression"
... value[x] 1..1 Expression Value of extension

doco Documentation for this format

 

Other representations of profile: CSV, Excel, Schematron