HL7 Terminology (THO)
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HL7 Terminology (THO), published by HL7 International - Vocabulary Work Group. This guide is not an authorized publication; it is the continuous build for version 5.5.11 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/UTG/ and changes regularly. See the Directory of published versions

CodeSystem: precision

Official URL: http://terminology.hl7.org/CodeSystem/v2-0529 Version: 2.0.0
Active as of 2019-12-01 Responsible: Health Level Seven International Computable Name: Precision
Other Identifiers: OID:2.16.840.1.113883.18.345

Copyright/Legal: This material derives from the HL7 Terminology (THO). THO is copyright ©1989+ Health Level Seven International and is made available under the CC0 designation. For more licensing information see: https://terminology.hl7.org/license.html

HL7-defined code system of concepts specifying the degree of precision of the time stamp (Y = year, L = month, D = day, H = hour, M = minute, S = second). Used in HL7 Version 2 messaging in the TS datatype. Note deprecated in 2.5.1 and retained only for backward compatibility, as the datatypes and architecture for the degree of precision for timestamps was changed.

Underlying Master Code System for V2 table 0529 (Precision)

This Code system is referenced in the content logical definition of the following value sets:

Generated Narrative: CodeSystem v2-0529


This code system defines the following properties for its concepts

status status http://terminology.hl7.org/CodeSystem/utg-concept-properties#status code Status of the concept
deprecated deprecated http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecated code Version of HL7 in which the code was deprecated


This case-sensitive code system http://terminology.hl7.org/CodeSystem/v2-0529 defines the following codes in a Is-A hierarchy:

CodeDisplayDefinitionDeutsch (German, de)
Y year year Jahr
L month month Monat
D day day Tag
H hour hour Stunde
M minute minute Minute
S second second Sekunde


2023-11-14reviseMarc DuteauTSMGAdd standard copyright and contact to internal content; up-476
2020-05-06reviseTed KleinVocabulary WGMigrated to the UTG maintenance environment and publishing tooling.