Table 2. Median age at death and person-years (number of deaths) by smoking status and year of birth, in 21,658 women and 8,284 men from the Guangzhou Biobank Cohort Study in 2003–2008 and followed up until January 2016.
| Year of birth | Age at death (median, IQR), years | Person-years (No. of deaths) by smoking status | ||
|---|---|---|---|---|
| Never | Former | Current | ||
| Men | ||||
| 1920–1939 | 77, 6 | 15343 (309) | 11430 (367) | 8344 (286) |
| 1940–1949 | 68, 5 | 13455 (98) | 9218 (111) | 11926 (170) |
| 1950–1957 | 58, 5 | 3479 (8) | 1783 (11) | 4074 (37) |
| Women | ||||
| 1920–1939 | 77, 6 | 59173 (924) | 2537 (54) | 2437 (57) |
| 1940–1949 | 67, 5 | 89850 (415) | 829 (8) | 1285 (16) |
| 1950–1957 | 58, 3 | 57511 (103) | 158 (1) | 267 (3) |
| Total | ||||
| 1920–1939 | 77, 6 | 74516 (1233) | 13968 (421) | 10782 (343) |
| 1940–1949 | 67, 5 | 103306 (513) | 10047 (119) | 13211 (186) |
| 1950–1957 | 58, 4 | 60991 (111) | 1942 (12) | 4341 (40) |