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Definition

The stage grouping code set of staging classifications other than TNM representing the anatomical extent of the primary cancer.

Representation

Data Type String
Format X[XXXXX]
Maximum character length 6

Values

Value Meaning Start Date End Date
Supplementary Values 999997 Not applicable
999998 Unknown
999999 Not stated/inadequately described

Comments

Guide for use:

Record valid stage grouping codes from the current edition of the appropriate staging source for the particular cancer.

Convert all Roman numerals in the stage grouping to Arabic numbers. For example, stage IIIA would convert to 3A.

References

Related content

Relation Count
Data Elements implementing this Value Domain 1