Table 2.
Characteristics of cases and controls in the InterLymph study of herbicides (n [%])
| Controls | Cases | |
|---|---|---|
| N=9626 | N=9229 | |
| Age | ||
| <45 years | 1692 (17.6) | 1306 (14.1) |
| 45–54 years | 1726 (17.9) | 1716 (18.6) |
| 55–64 years | 2472 (25.7) | 2566 (27.8) |
| 65–74 years | 2886 (30.0) | 2849 (30.9) |
| ≥75 years | 850 (8.8) | 792 (8.6) |
| Gender | ||
| Female | 4597 (47.8) | 4195 (45.4) |
| Male | 5029 (52.2) | 5034 (54.6) |
| Race/Hispanic ethnicity a | ||
| White, non-Hispanic | 8928 (92.8) | 8471 (91.8) |
| Black | 244 (2.5) | 226 (2.5) |
| Other non-white or Hispanic | 416 (4.3) | 483 (5.2) |
| Missing | 38 (0.4) | 49 (0.5) |
| Socioeconomic status | ||
| Low | 3614 (37.6) | 3827 (41.5) |
| Medium | 3170 (32.9) | 2754 (29.8) |
| High | 2762 (28.7) | 2203 (23.9) |
| Missing | 80 (0.8) | 445 (4.8) |
| Job history (ever) | ||
| Farming | 1492 (15.5) | 1526 (16.5) |
| Forestry | 65 (1.0) | 69 (1.1) |
| Gardener/groundskeeper | 74 (1.0) | 93 (1.3) |
| Janitor/cleaner | 344 (4.8) | 400 (5.7) |
| General laborer | 460 (4.8) | 532 (5.8) |
| Occupational pesticide use (ever) | ||
| Any b | 1201 (12.5) | 1263 (13.7) |
| Insecticide | 639 (6.6) | 669 (7.2) |
| Herbicide | 596 (6.2) | 644 (7.0) |
a
White category includes ‘assumed white’, based on region and/or ethnicity (<2% of study population)
b
Occupational use of any type of pesticide including insecticides, herbicides, fungicides, fumigants, rodenticides, etc.