Release 5

This page is part of the FHIR Specification (v5.0.0: R5 - STU). This is the current published version in it's permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4 R3

4.3.2.219 CodeSystem http://hl7.org/fhir/search-comparator

FHIR Infrastructure icon Work Group Maturity Level: 3Trial Use Use Context: Country: World
Official URL: http://hl7.org/fhir/search-comparator Version: 5.0.0
active as of 2021-01-05 Computable Name: SearchComparator
Flags: CaseSensitive, Complete. All codes ValueSet: Search Comparator OID: 2.16.840.1.113883.4.642.4.638

This Code system is used in the following value sets:

4.3.2.219.1 Definition

What Search Comparator Codes are supported in search.

4.3.2.219.2 Content

This code system http://hl7.org/fhir/search-comparator defines the following codes:

CodeDisplayDefinitionCopy
eq Equalsthe value for the parameter in the resource is equal to the provided value.btn btn
ne Not Equalsthe value for the parameter in the resource is not equal to the provided value.btn btn
gt Greater Thanthe value for the parameter in the resource is greater than the provided value.btn btn
lt Less Thanthe value for the parameter in the resource is less than the provided value.btn btn
ge Greater or Equalsthe value for the parameter in the resource is greater or equal to the provided value.btn btn
le Less of Equalthe value for the parameter in the resource is less or equal to the provided value.btn btn
sa Starts Afterthe value for the parameter in the resource starts after the provided value.btn btn
eb Ends Beforethe value for the parameter in the resource ends before the provided value.btn btn
ap Approximatelythe value for the parameter in the resource is approximately the same to the provided value.btn btn

 

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