RT_UNITS

This table has a row for each unit identifier and the corresponding unit symbol.

RT_UNITSColumn name (Key indicator)	RT_UNITSColumn description
CONTROLID (PK)	Numeric identifier for the control associated with the unit identifier and corresponding unit symbol.
CONTROLREVISIONNUMBER	Revision number for the control associated with the unit identifier and corresponding unit symbol.
UNITID (PK)	Internal identifier for the unit and the corresponding unit symbol.
UNITREVISIONNUMBER	Internal revision number for the unit.
CLASSIFICATION	Type specified in the MedML, such as volume or length.
UNITREFNAME	RefName for the unit.
UNITSYMBOL	Symbol string for the unit.
BASEUNITID	Unit identifier of the base unit definition. If this equal to the UnitID, this is the base unit.
BASEUNITREVISIONNUMBER	Revision number for the base unit.
CONVERTTOBASEID	Associated rule identifier that will convert from this unit to the base unit; the value is NULL if this is the base unit.
CONVERTTOBASEREVISIONNUMBER	ConvertToBase revision number.
CONVERTFROMBASEID	Associated rule identifier that will convert from the base unit to this unit; the value is NULL if this is the base unit.
CONVERTFROMBASEREVISIONNUMBER	ConvertFromBase revision number.
DESIGNNOTE	Design note for the unit, as provided by the study designer.
CREATEDBYUSERID	User ID of the user whose action resulted in the given table row being created.
CREATEDBYDATETIME	Date and time when the table row was created.
MODIFIEDBYUSERID	User ID of the user whose action resulted in the most recent change to data in the given table row.
MODIFIEDDATETIME	Date and time when the data in the table row was most recently updated.