Risk Factors for Stomach Cancer
by Rosalyn Carson-DeWitt, MD
A risk factor is something that increases your likelihood of getting a disease or condition.
It is possible to develop stomach cancer with or without the risk factors listed below. However, the more risk factors you have, the greater your chance of developing stomach cancer. If you have a number of risk factors, ask your doctor what you can do to reduce your risk.
In general, risk increases in people over 50 years old, but most stomach cancers are found in people aged 60-85 years old. Stomach cancer is twice as likely to affect men than women. Stomach cancer risk is also higher in people of eastern Asia, eastern Europe, and South American descent.
Stomach cancer has been strongly associated with lifestyle factors. The following factors may increase the risk:
Several medical conditions may increase the risk of stomach cancer. These include:
Family History and Genetics
Stomach cancer tends to run in families. Other cancers with genetic factors may also increase the risk. These include
Gastric carcinoma. EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T116155/Gastric-carcinoma . Updated September 27, 2016. Accessed September 1, 2017.
Gastric cancer. National Cancer Institute website. Available at: https://www.cancer.gov/types/stomach/patient/stomach-treatment-pdq. Updated April 27, 2017. Accessed September 1, 2017.
Smoking and the digestive system. National Institute of Diabetes and Digestive and Kidney Diseases website. Available at: https://www.niddk.nih.gov/health-information/digestive-diseases/smoking-digestive-system. Updated September 2013. Accessed September 1, 2017.
Stomach cancer. Merck Manual Professional Version website. Available at:
...(Click grey area to select URL)
Updated January 2017. Accessed September 1, 2017.
What are the risk factors for stomach cancer? American Cancer Society website. Available at: https://www.cancer.org/cancer/stomach-cancer/causes-risks-prevention/risk-factors.html. Updated February 10, 2016. Accessed September 1, 2017.
Last reviewed September 2018 by EBSCO Medical Review Board Michael Woods, MD, FAAP
Last Updated: 9/1/2017
EBSCO Information Services is fully accredited by URAC. URAC is an independent, nonprofit health care accrediting organization dedicated to promoting health care quality through accreditation, certification and commendation.
This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.
To send comments or feedback to our Editorial Team regarding the content please email us at email@example.com. Our Health Library Support team will respond to your email request within 2 business days.