DENTAL_GINGIVALMARGIN_HX

Description:

This table contains the past gingival margin values recorded for a tooth.

Primary Key

Column Name	Ordinal Position
FINDING_ID	1
GROUP_LINE	2
VALUE_LINE	3

Column Information

	Name	Type	Discontinued?
1	FINDING_ID	NUMERIC	No
	The unique identifier for the finding record
2	GROUP_LINE	INTEGER	No
	The line number of the historical instant in the tooth record. Together with FINDING_ID, this forms the foreign key to the DENTAL_TOOTH_HX table.
3	VALUE_LINE	INTEGER	No
	The line number of one of the multiple gingival margin readings associated with the tooth and the historical instant from the DENTAL_TOOTH_HX table
4	DENT_GING_MARG_HX	INTEGER	No
	This item tracks the history of gingival margin readings (in mm) on a particular tooth.