Relative risk is the ratio of the probability of an even occurring (in this case, death before age 65) in an exposed group to the probability of the event occurring in a non-exposed group (those that have never smoked).
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Relative risk of death from smoking as of 2018, by age of smokers at quitting
This statistic shows the relative risk of death before the age of ** among smokers compared to those who have never smoked as of 2018, by the age of smokers when they quit smoking. According to the data, smokers that quit at age ** had a relative risk of death of *** before age ** compared to a person who never smoked.
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American Cancer Society. (March 15, 2018). Relative risk of death before age 65 among smokers compared to a never smoker as of 2018, by age of smoker at quitting [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved August 02, 2026, from /statistics/827130/relative-risk-of-death-from-smoking-before-age-65-by-age-of-smokers-at-quitting/
American Cancer Society. "Relative risk of death before age 65 among smokers compared to a never smoker as of 2018, by age of smoker at quitting." Chart. March 15, 2018. ÌÇÐÄÆÆ½â°æ. Accessed August 02, 2026. /statistics/827130/relative-risk-of-death-from-smoking-before-age-65-by-age-of-smokers-at-quitting/
American Cancer Society. (2018). Relative risk of death before age 65 among smokers compared to a never smoker as of 2018, by age of smoker at quitting. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: August 02, 2026. /statistics/827130/relative-risk-of-death-from-smoking-before-age-65-by-age-of-smokers-at-quitting/
American Cancer Society. "Relative Risk of Death before Age 65 among Smokers Compared to a Never Smoker as of 2018, by Age of Smoker at Quitting." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 15 Mar 2018, /statistics/827130/relative-risk-of-death-from-smoking-before-age-65-by-age-of-smokers-at-quitting/
American Cancer Society, Relative risk of death before age 65 among smokers compared to a never smoker as of 2018, by age of smoker at quitting ÌÇÐÄÆÆ½â°æ, /statistics/827130/relative-risk-of-death-from-smoking-before-age-65-by-age-of-smokers-at-quitting/ (last visited August 02, 2026)
Relative risk of death before age 65 among smokers compared to a never smoker as of 2018, by age of smoker at quitting [Graph], American Cancer Society, March 15, 2018. [Online]. Available: /statistics/827130/relative-risk-of-death-from-smoking-before-age-65-by-age-of-smokers-at-quitting/