Table 1.

Lung cancer mortality rates (per 100 000 person‐years) among male never smokers and current smokers who started smoking at age 18–22 years by attained age (attained age, 40–89 years)

Attained age (years)	Never smokers			Current smokers
	Person‐years	No. lung cancer deaths	Lung cancer mortality rate (95% CI)	Person‐years	No. lung cancer deaths	Lung cancer mortality rate (95% CI)
40–49	48 311.6	5	10.3 (1.3–19.4)	117 444.4	17	14.5 (7.6–21.4)
50–59	95 595.2	13	13.6 (6.2–21.0)	172 110.1	81	47.1 (36.8–57.3)
60–69	66 781.6	30	44.9 (28.8–61.0)	128 517.5	258	200.8 (176.3–225.3)
70–79	27 207.1	28	102.9 (64.8–141.0)	48 321.8	261	540.1 (474.6–605.7)
80–89	7817.8	11	140.7 (57.6–223.9)	6951.4	67	963.8 (733.0–1194.6)
Total	245 713.3	87	35.4 (28.0–42.8)	473 345.2	684	144.5 (133.7–155.3)

CI, confidence interval.