Fig. 4

Estimated impact of use of aspirin for 10 years on the incidence and mortality of all causes of cancer (% of total population) by sex and age at starting. Estimates for incidence are for 15 years after starting aspirin and are 20 years after starting for mortality. Effect size is 7–10% reduction for incidence and 9–13% for mortality, depending on sex and age at starting. (Modified with permission from³⁹)