A classification of the type of cancer staging for which tumour, node and metastasis (TNM) values are collected i.e. clinically determined prior to treatment, determined on histological evidence, or determined on the basis of all the clinical, imaging and pathological data available following the first surgical procedure.

National Codes:

1	Final pre-treatment stage
2	Pathological stage
3	Integrated stage

References:
National Cancer Data Set Version 1.3_ISB October 2002 

This attribute is also known by these names:

Context	Alias
plural	CANCER STAGING TYPES