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. Author manuscript; available in PMC: 2020 Dec 4.
Published in final edited form as: N Engl J Med. 2018 May 24;378(21):1999–2009. doi: 10.1056/NEJMoa1715907

Figure 1. Age-Specific Incidence Rates of Lung Cancer in All Races and Ethnic Groups According to Sex, Calendar Period of Diagnosis, and Birth Cohort.

Figure 1.

Shading indicates 95% confidence intervals. The estimated year of birth was calculated by subtracting the mid-year of age (the age halfway between the youngest and oldest age in each age category) from the mid-year of diagnosis (the year halfway between the first and last year in each 5-year calendar period of diagnosis).