Documentation for the ASCII Text Data Files

Registration is not required to download the documentation.

• CD2.Readme.txt - contains a list and description of the data files on CD#2
• Recoded SEER Limited-Use Record Description (PDF) - data dictionary for 1973-2005 SEER incidence data files
• Data Dictionary for the Population Data Files - variable locations, file formats, and codes
• Population Estimates Used in SEER*Stat - methodologic discussion
• SEER Extent of Disease 1988 (PDF) - codes and coding instructions
• SEER Site Recode ICD-O-3
• International Classification of Childhood Cancer (ICCC)
• Primary Sites for which SEER Requires Laterality Information (PDF)
• County Codes (PDF)
• SEER Geo-Codes for Coding Place of Birth (PDF)
• Site-Specific Surgery Codes:
  • Two-Digit (1983-1997) (PDF)
  • 1998-2002 (PDF)
  • 2003+ - See Appendix C of the SEER Program and Coding Manual
• Race and Ethnicity Variable Changes
• Localized/Regional/Distant Stage Adjustement (SEER Historic and Summary stage variables)
• SEER Metadata - contains documentation meeting Federal Geographic Data Committee (FGDC) standards.

Please send questions or comments to: seerweb@imsweb.com