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Data Standards and Data Dictionary

* indicates required field

Length: 8
Source of Standard: CoC
Section Name: Treatment-1st Course
Record Types: A, M, C, I

XML NAACCR ID: date1stCrsRxCoc

Parent XML Element: Tumor

Alternate Names:

  • Date Started (pre 96 CoC)
  • Date of First Course Treatment (CoC)
  • Date of 1st Crs RX--CoC

Required Status:

NPCR Collect: R#* - Required; when available; Central registries may code available data using either SEER or CoC data items and associated rules
CoC Collect: R - Required
SEER Collect: . - No recommendations
CCCR Collect: . - No recommendations

Description:

Date of initiation of the first therapy for the cancer being reported, using the CoC definition of first course. The date of first treatment includes the date a decision was made not to treat the patient. See STORE for details. See Chapter V, Unresolved Issues for further discussion of the difference between SEER and CoC items. See Data Descriptor Table for date format. 

Formerly Date of 1st Crs RX--CoC.

Clarification:

Clarification of NPCR Required Status

Central registries funded by NPCR are required to collect either Date Initial RX SEER [1260] or Date 1st Crs RX CoC [1270].

Format:

YYYYMMDD

Item Data Type:

date

Allowable Values

Valid dates