ORs (95% CIs) for mortality from multiple sclerosis and skin cancer by exposure to occupational and residential sunlight, USA, 1984–95
| Occupational exposure | Residence sunlight3-151(cases; controls) | |||
|---|---|---|---|---|
| Low | Moderate | High | ||
| Multiple sclerosis: | ||||
| Indoor | 1.0 | 0.57 (0.48 to 0.68) | 0.54 (0.44 to 0.66) | |
| (350; 7418) | (255; 10140) | (148; 5830) | ||
| Outdoor | 0.89 (0.64 to 1.22) | 0.52 (0.38 to 0.71) | 0.24 (0.15 to 0.38) | |
| (50; 2249) | (58; 4875) | (20; 3428) | ||
| Skin cancer: | ||||
| Indoor | 1.0 | 1.08 (0.92 to 1.26) | 1.17 (0.98 to 1.41) | |
| (301; 7418) | (409; 10140) | (227; 5830) | ||
| Outdoor | 1.07 (0.85 to 1.35) | 1.42 (1.18 to 1.71) | 1.38 (1.12 to 1.69) | |
| (117; 2249) | (322; 4875) | (202; 3428) | ||
3-150 ORs were calculated with logistic regression, adjusting for age, sex, race, socioeconomic status, metropolitan residence, and occupational physical activity among subjects with high or moderate activity jobs. Homemakers were also excluded.
↵3-151 Residence sunlight was defined as residing in a region both at birth and at the time of death. Regions are defined in table 1. Subjects who resided in different regions at birth and at the time of death were excluded.