Definition
A key that enables two or more records belonging to the same individual to be brought together.
Components
Data Element (this item)
- Data Element ConceptRecord: Linkage key
- Object ClassRecord
- PropertyLinkage key
- Value DomainIdentifier X(30)
Representation
This representation is based on the value domain for this data element, more information is available at " Identifier X(30) ".Data Type | ALPHANUMERICSTRING |
---|---|
Format | X(30) |
Maximum character length | 30 |
Comments
The support period identifier from the source data file.
Transitory variable retained in files for calculations - IGNORE