Table 1 Characteristics of cancer cases and controls
Cancer cases | Controls | |
|---|---|---|
(n = 1,029,732) | (n = 99,615) | |
Age in years, n (%) | ||
66-74 | 452,889 (44.0%) | 47,389 (47.6%) |
75-84 | 434,024 (42.2%) | 39,378 (39.5%) |
85-99 | 142,819 (13.9%) | 12,848 (12.9%) |
Median age | 76 | 75 |
Gender, n (%) | ||
Male | 544,023 (52.8%) | 54,232 (54.4%) |
Female | 485,709 (47.2%) | 45,383 (45.6%) |
Selection year, n (%) | ||
1992-1994 | 169,248 (16.4%) | 14,893 (15.0%) |
1995-1998 | 198,879 (19.3%) | 19,775 (19.9%) |
1999-2005 | 661,605 (64.3%) | 64,947 (65.2%) |
Race/ethnicity, n (%) | ||
White | 885,788 (86.0%) | 83,730 (84.1%) |
Black | 80,226 (7.8%) | 6,924 (7.0%) |
Asian | 24,980 (2.4%) | 3,844 (3.9%) |
Hispanic | 14,992 (1.5%) | 2,457 (2.5%) |
Native American Indian | 2,398 (0.2%) | 321 (0.3%) |
Other/unknown | 21,345 (2.1%) | 2,339 (2.4%) |