The ValueListRef element is the OID of the ValueListDef that contains the valuelist definition associated with the variable. If value-level metadata is required for a variable, a ValueListRef element should be provided as a child element on the ItemDef for the variable definition.
| Element Name | ValueListRef |
|---|---|
| Parent Elements | ItemDef |
| Element XPath(s) | /ODM/Study/MetaDataVersion/ItemDef/ValueListRef |
| Element Textual Value | None |
| Attributes | ValueListOID |
| Child Elements | None |
| Usage/Business Rules |
| Attribute | Schema Datatype or Enumeration | Usage | Definition | Business Rule(s) |
|---|---|---|---|---|
| ValueListOID | oidref | Required | Reference to the unique ID of a ValueListDef element that provides value-level metadata. | Must match the OID of a ValueListDef in the same MetaDataVersion. |