| Vocabulary Type | Code System - Universal |
| Concept Domain | Calendar Alignment |
| Code System Name | |
| Code System Identifier | |
| Code System OID | |
| HL7 Table Identifier | HL70527 |
| Version | |
| Status | Active |
| Where Used | RPT.2 |
| Purpose and Use | HL7-defined table of codes used to specify an alignment of the repetition to a calendar (e.g., to distinguish every 30 days from "the 5th of every month"). |
| Code | Display | Definition | Deprecated |
|---|---|---|---|
| MY | month of the year | month of the year | |
| WY | week of the year | week of the year | |
| DM | day of the month | day of the month | |
| DY | day of the year | day of the year | |
| DW | day of the week (begins with Monday) | day of the week (begins with Monday) | |
| HD | hour of the day | hour of the day | |
| NH | minute of the hour | minute of the hour | |
| SN | second of the minute | second of the minute |