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Repeat Pattern
Vocabulary Type Code System - Representative
Concept Domain Repeat Pattern
Code System Name
Code System Identifier
Code System OID
HL7 Table Identifier HL70335
Version
Status Active
Where Used RI.1, RPT.1
Purpose and Use Table of codes used to specify the interval between repeated services. See the Comment/Usage Note in the table below, as the table contains both precoordinated codes that may be used in an HL7 field or component and also explanatory patterns illustrating the syntax used to construct expressions using the codes and other modifiers.


Repeat Pattern - Code System
Code Display Definition Deprecated
QS every seconds every seconds
QM every minutes every minutes
QH every hours every hours
QD every days every days
QW every weeks every weeks
QL every months (Lunar cycle) every months (Lunar cycle)
QJ repeats on a particular day of the week, repeats on a particular day of the week,
BID twice a day at institution-specified times twice a day at institution-specified times
TID three times a day at institution-specified times three times a day at institution-specified times
QID four times a day at institution-specified times four times a day at institution-specified times
xID "X" times per day at institution-specified times, where X is a numeral 5 or greater. "X" times per day at institution-specified times, where X is a numeral 5 or greater.
QAM in the morning at institution-specified time in the morning at institution-specified time
QSHIFT during each of three eight-hour shifts at institution-specified times during each of three eight-hour shifts at institution-specified times
QOD every other day every other day
QHS every day before the hour of sleep every day before the hour of sleep
QPM in the evening at institution-specified time in the evening at institution-specified time
C service is provided continuously between start time and stop time service is provided continuously between start time and stop time
U for future use, where is an interval specification as defined by the UNIX cron specification. for future use, where is an interval specification as defined by the UNIX cron specification.
PRN given as needed given as needed
PRNxxx where xxx is some frequency code where xxx is some frequency code
Once one time only. one time only.
Meal Related Timings C ("cum") C ("cum")
A Ante (before) Ante (before)
P Post (after) Post (after)
I Inter Inter
M Cibus Matutinus (breakfast) Cibus Matutinus (breakfast)
D Cibus Diurnus (lunch) Cibus Diurnus (lunch)
V Cibus Vespertinus (dinner) Cibus Vespertinus (dinner)