R4 Draft for Comment

This page is part of the FHIR Specification (v3.2.0: R4 Ballot 1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4 R3

4.2.12.445 Code System http://hl7.org/fhir/item-type

Vocabulary Work Group Maturity Level: 3Trial Use Use Context: Any

This is a code system defined by the FHIR project.

Summary

Defining URL:http://hl7.org/fhir/item-type
Name:QuestionnaireItemType
Definition:

Distinguishes groups from questions and display text and indicates data type for questions

Committee:FHIR Infrastructure Work Group
OID:2.16.840.1.113883.4.642.1.445 (for OID based terminology systems)
Source ResourceXML / JSON

This Code system is used in the following value sets:

  • QuestionnaireItemType (Distinguishes groups from questions and display text and indicates data type for questions)

4.2.12.445.1 Content

4.2.12.445.2 QuestionnaireItemType

Distinguishes groups from questions and display text and indicates data type for questions

Properties

CodeURLDescriptionType
notSelectablehttp://hl7.org/fhir/concept-properties#notSelectableIndicates that the code is abstract - only intended to be used as a selector for other conceptsboolean

This code system http://hl7.org/fhir/item-type defines the following codes:

LvlCodeDisplayDefinition
1group GroupAn item with no direct answer but should have at least one child item.
1display DisplayText for display that will not capture an answer or have child items.
1question QuestionAn item that defines a specific answer to be captured, and may have child items. (the answer provided in the QuestionnaireResponse should be of the defined datatype)
2  boolean BooleanQuestion with a yes/no answer (valueBoolean)
2  decimal DecimalQuestion with is a real number answer (valueDecimal)
2  integer IntegerQuestion with an integer answer (valueInteger)
2  date DateQuestion with a date answer (valueDate)
2  dateTime Date TimeQuestion with a date and time answer (valueDateTime)
2  time TimeQuestion with a time (hour:minute:second) answer independent of date. (valueTime)
2  string StringQuestion with a short (few words to short sentence) free-text entry answer (valueString)
2  text TextQuestion with a long (potentially multi-paragraph) free-text entry answer (valueString)
2  url UrlQuestion with a URL (website, FTP site, etc.) answer (valueUri)
2  choice ChoiceQuestion with a Coding drawn from a list of options (specified in either the option property, or via the valueset referenced in the options property) as an answer (valueCoding)
2  open-choice Open ChoiceAnswer is a Coding drawn from a list of options (as with the choice type) or a free-text entry in a string (valueCoding or valueString)
2  attachment AttachmentQuestion with binary content such as a image, PDF, etc. as an answer (valueAttachment)
2  reference ReferenceQuestion with a reference to another resource (practitioner, organization, etc.) as an answer (valueReference)
2  quantity QuantityQuestion with a combination of a numeric value and unit, potentially with a comparator (<, >, etc.) as an answer. (valueQuantity) There is an extension 'http://hl7.org/fhir/StructureDefinition/questionnaire-unit' that can be used to define what unit should be captured (or the a unit that has a ucum conversion from the provided unit)

 

See the full registry of value sets defined as part of FHIR.

Explanation of the columns that may appear on this page:

LvlA 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