54% of bowel cancer cases in the UK are preventable.
Bowel cancer is associated with a number of risk factors.[2,4]
Bowel Cancer Risk Factors
|Increases risk||Decreases risk|
|'Sufficient' or 'convincing' evidence||
|'Limited' or 'probable' evidence||
International Agency for Research on Cancer (IARC) and World Cancer Research Fund/American Institute for Cancer Research (WCRF/AICR) classifications.
a IARC classifies evidence on X radiation and gamma radiation as sufficient for colon and limited for rectum; b WCRF/AICR classifies evidence on physical activity as convincing for colon, no conclusion was drawn for rectum.
- Brown KF, Rumgay H, Dunlop C, et al. The fraction of cancer attributable to known risk factors in England, Wales, Scotland, Northern Ireland, and the UK overall in 2015. British Journal of Cancer 2018.
- International Agency for Research on Cancer. List of Classifications by cancer sites with sufficient or limited evidence in humans, Volumes 1 to 119*. Accessed September 2017.
- Lauby-Secretan B, Scoccianti C, Loomis D, et al. Body Fatness and Cancer--Viewpoint of the IARC Working Group. N Engl J Med. 2016 Aug 25;375(8):794-8.
- World Cancer Research Fund / American Institute for Cancer Research. Continuous Update Project Findings & Reports. Accessed September 2017.