Table 4
Relative risk (RR) of cancer in relation to occupational ELF-MF exposure; cancer sites with no previous suggestion of an association with ELF-MF
| Exposure, μT | |||||||
|---|---|---|---|---|---|---|---|
| Low <0.164 | Medium 0.164–0.250 | High 0.250–0.530 | Very high >0.530 | ||||
| Site, ICD7* | n | n | RR† (95% CI) | n | RR† (95% CI) | n | RR† (95% CI) |
| *Inclusion criteria: either RR >2.0 in the high or very high exposure group, or the lower limit of the CI >0.9 or RR <0.5 in the high or very high exposure group, or the upper limit of the CI <1.1; †adjusted for age and socioeconomic status. | |||||||
| Men | |||||||
| Mesopharynx, 145 | 6 | 17 | 1.1 (0.4 to 2.7) | 6 | 1.4 (0.4 to 4.2) | 8 | 2.0 (0.7 to 6.1) |
| Oesophagus, 150 | 21 | 49 | 1.0 (0.6 to 1.6) | 22 | 1.7 (0.9 to 3.0) | 12 | 1.1 (0.5 to 2.2) |
| Other male genital organs, 179 | 8 | 26 | 1.2 (0.6 to 2.7) | 6 | 1.2 (0.4 to 3.6) | 8 | 2.3 (0.8 to 6.4) |
| Small intestine, 152 | 20 | 13 | 0.3 (0.1 to 0.5) | 8 | 0.6 (0.3 to 1.4) | 5 | 0.5 (0.2 to 1.4) |
| Pancreas, 157 | 66 | 110 | 0.7 (0.5 to 0.9) | 27 | 0.7 (0.4 to 1.1) | 38 | 1.2 (0.8 to 1.9) |
| Connective tissue, muscle, 197 | 30 | 45 | 0.6 (0.4 to 0.9) | 11 | 0.5 (0.3 to 1.0) | 7 | 0.4 (0.2 to 0.9) |
| Women | |||||||
| Eye, 192 | 1 | 3 | 2.5 (0.2 to 25.4) | 3 | 5.9 (0.6 to 61.0) | 0 | |
| Adrenal glands, 195.0 | 2 | 9 | 2.6 (0.5 to 12.8) | 2 | 1.4 (0.2 to 10.5) | 1 | 3.3 (0.3 to 39.3) |
| Hodgkin's disease, 201 | 4 | 15 | 2.7 (0.9 to 8.4) | 6 | 3.0 (0.8 to 10.9) | 1 | 2.5 (0.3 to 23.1) |
| Multiple myeloma, plasmocytoma, 203 | 3 | 12 | 2.9 (0.8 to 10.7) | 7 | 3.8 (0.9 to 15.6) | 0 | |
