Alternate Name Item# Length Source of Standard Column #
Date of Last Contact or Death (CoC)
Date of Last Follow-Up or of Death (SEER)
1750 8 SEER/CoC 2116-2123

Description
Date of last contact with the patient, or date of death. If the patient has multiple tumors, Date of Last Contact should be the same for all tumors. See page 99 for date format.

Rationale
Used for recording Date of Last Contact from active or passive follow-up. Used to record date of death and to calculate survival.