For reporting of cancer mortality data, SEER has defined major site groups based on the International Classification of Diseases versions 6-10 for year of death 1950+ and 8-10 for year of death 1969+. The site groupings are defined consistently over time to facilitate reporting of long term trends.
Version | Details |
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Current Definitions | |
COD Recode 1969+ (03/01/2018)* |
* Additional variable available for COVID-19 cause of death. The new variable has one additional grouping for COVID-19 (2020+). In the original variables, COVID-19 deaths are included in the Other Cause of Death grouping. |
COD to Site Recode ICD-O-3 2023 Revision |
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COD to Site Recode ICD-O-3 2023 Revision Expanded (1999+) |
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Historic Definitions | |
COD Recode 1950+ (4/15/2002) |
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COD Recode 1969+ (04/16/2012) |
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COD Recode 1969+ (9/17/2004) |
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COD Recode 1969+ (1/27/2003) |
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COD Recode 1969+ (4/15/2002) |
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