Release 4 HL7 v3 Code System CalendarCycle

Vocabulary Work Group Maturity Level: N/AExternal Use Context: Any

This code system ( is defined as part of HL7 v3.


Defining URL:
Title:v3 Code System CalendarCycle

Calendar cycle identifiers

OID:2.16.840.1.113883.5.9 (for OID based terminology systems)
Source ResourceXML / JSON

This Code system is used in the following value sets:

Release Date: 2018-08-12

1(_CalendarCycleOneLetter) Abstract Deprecated 
2  CW week (continuous)
2  CY year
2  D day of the month
2  DW day of the week (begins with Monday)
2  H hour of the day
2  M month of the year
2  N minute of the hour
2  S second of the minute
1(_CalendarCycleTwoLetter) Abstract Deprecated 
2  CW
2  CY
2  D
2  DW
2  H
2  M
2  N
2  S
2  CD day (continuous)
2  CH hour (continuous)
2  CM month (continuous)
2  CN minute (continuous)
2  CS second (continuous)
2  DY day of the year
2  WY week of the year
1WM week of the month The week with the month's first Thursday in it (analagous to the ISO 8601 definition for week of the year).