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TX: CodeSystem search-xpath-usage

Properties

Last updated: October 31, 2019 at 10:29:23 PM UTC
Defining URL http://hl7.org/fhir/search-xpath-usage
Version 4.0.1
Name XPathUsageType
Title XPathUsageType
Status draft
Definition

How a search parameter relates to the set of elements returned by evaluating its xpath query.
Publisher HL7 (FHIR Project)
Committee fhir
EXT_FMM_LEVEL 3
Source hl7.fhir.r4.core#4.0.1
Value Set XPathUsageType

This case-sensitive code system http://hl7.org/fhir/search-xpath-usage defines the following codes:

Code Display Definition
normal Normal The search parameter is derived directly from the selected nodes based on the type definitions.
phonetic Phonetic The search parameter is derived by a phonetic transform from the selected nodes.
nearby Nearby The search parameter is based on a spatial transform of the selected nodes.
distance Distance The search parameter is based on a spatial transform of the selected nodes, using physical distance from the middle.
other Other The interpretation of the xpath statement is unknown (and can't be automated).