Less than 1% of thyroid cancer cases each year in the UK are linked to major lifestyle and other risk factors.
Thyroid cancer risk is associated with a number of risk factors.[2,3]
Thyroid Cancer Risk Factors
|Increases risk ('sufficient' or 'convincing' evidence)||May increase risk ('limited' or 'probable' evidence)||Decreases risk ('sufficient' or 'convincing' evidence)||May decrease risk ('limited' or 'probable' evidence)|
International Agency for Research on Cancer (IARC) classification. World Cancer Research Fund/American Institute for Cancer Research (WCRF/AICR) classification does not include vaginal cancers.
a No judgment on causality was made by the WCRF/AICR panel, as the evidence review was narrative rather than systematic.
- Parkin DM, Boyd L, Walker LC. The fraction of cancer attributable to lifestyle and environmental factors in the UK in 2010. Summary and conclusions. Br J Cancer 2011;105 (S2):S77-S81.
- International Agency for Research on Cancer. List of Classifications by cancer sites with sufficient or limited evidence in humans, Volumes 1 to 105*. Accessed October 2014.
- World Cancer Research Fund/American Institute for Cancer Research. Food, Nutrition, Physical Activity, and the Prevention of Cancer: a Global Perspective. Washington DC: AICR; 2007.