Table 1.
Descriptive Statistics for Cancer Cases and Non-Cancer Controls
| Variable | Cases (n = 121,293) | Controls (n = 522,839) |
|---|---|---|
| Age at diagnosis | ||
| Mean age (years) ± Std. Dev. | 60.7 ± 16.0 | 58.5 ± 16.3 |
| Age group (%) | ||
| <55 years | 38,769 (32) | 200,054 (38) |
| 55-64 | 27,987 (23) | 125,699 (24) |
| 65-74 | 29,571 (24) | 105,266 (20) |
| 75+ | 24,966 (21) | 91,370 (17) |
| Race/ethnicity (%) | ||
| White | 100,764 (83) | 238,189 (46) |
| Black | 7,764 (6) | 26,209 (5) |
| Asian | 3,044 (3) | 9,936 (2) |
| Hispanic | 3,974 (3) | 10,906 (2) |
| Other race | 1,734 (1) | 6,399 (1) |
| Unknown race | 4,013 (3) | 231,200 (44) |
| Year of Cancer Diagnosis (%) | ||
| Prior to 2000 | 44,766 (37) | NA |
| 2000 | 8,613 (7) | NA |
| 2001 | 8,801 (7) | NA |
| 2002 | 8,800 (7) | NA |
| 2003 | 8,580 (7) | NA |
| 2004 | 8,453 (7) | NA |
| 2005 | 8,216 (7) | NA |
| 2006 | 8,355 (7) | NA |
| 2007 | 8,702 (7) | NA |
| 2008 | 8,007 (8) | NA |
| Cancer Site (%) | ||
| Breast | 24,684 (20) | NA |
| Prostate | 16,648 (14) | NA |
| Other female genitals | 14,619 (12) | NA |
| Skin | 10,734 (9) | NA |
| Colorectal | 10,409 (9) | NA |
| Lung | 9,229 (8) | NA |
| Urinary | 7,543 (6) | NA |
| Digestive | 5,744 (5) | NA |
| Hematopoietic, Reticuloendothelial | 5,242 (4) | NA |
| Lymph Nodes | 3,462 (3) | NA |
| All other cancers | (10) | NA |
| Gender (%) | ||
| Male | 52,187 (43) | 202,842 (39) |
| Female | 69,106 (57) | 319,997 (61) |
| Length of Enrollment Categories | ||
| < 13 months | 8,525 (7) | 54,383 (10) |
| 13-24 months | 9,023 (7) | 45,709 (9) |
| 25-36 months | 9,081 (7) | 41,971 (8) |
| 37-48 months | 9,114 (8) | 39,307 (8) |
| 49-60 months | 8,609 (7) | 35,441 (7) |
| 61-72 months | 8,132 (7) | 31,644 (6) |
| 73-84 months | 8,350 (7) | 32,767 (6) |
| 85-96 months | 8,420 (7) | 34,772 (7) |
| 97-108 months | 52,039 (43) | 206,845 (40) |