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See the Directory of published versions

4.3.16.181 Code System http://hl7.org/fhir/questionnaire-answer-constraint

FHIR Infrastructure Work Group Maturity Level: 0Informative Use Context: Any

This is a code system defined by the FHIR project.

Summary

Defining URL:http://hl7.org/fhir/questionnaire-answer-constraint
Version:4.6.0
Name:QuestionnaireAnswerConstraint
Title:Questionnaire answer constraint codes
Definition:

Codes that describe the types of constraints possible on a question item that has a list of permitted answers

Committee:FHIR Infrastructure Work Group
OID:2.16.840.1.113883.4.642.1.0 (for OID based terminology systems)
Source ResourceXML / JSON

This Code system is used in the following value sets:

This code system http://hl7.org/fhir/questionnaire-answer-constraint defines the following codes:

CodeDisplayDefinition
optionsOnly Options onlyOnly values listed as answerOption or in the expansion of the answerValueSet are permitted
optionsOrType Options or 'type'In addition to the values listed as answerOption or in the expansion of the answerValueSet, any other values that correspond to the specified item.type are permitted
optionsOrString Options or stringIn addition to the values listed as answerOption or in the expansion of the answerValueSet, free-text strings are permitted. Answers will have a type of 'string'.

 

See the full registry of code systems defined as part of FHIR.


Explanation of the columns that may appear on this page:

LevelA few code lists that FHIR defines are hierarchical - each code is assigned a level. See Code System for further information.
SourceThe source of the definition of the code (when the value set draws in codes defined elsewhere)
CodeThe code (used as the code in the resource instance). If the code is in italics, this indicates that the code is not selectable ('Abstract')
DisplayThe display (used in the display element of a Coding). If there is no display, implementers should not simply display the code, but map the concept into their application
DefinitionAn explanation of the meaning of the concept
CommentsAdditional notes about how to use the code