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Proportion of women with incident fracture stratified by exposure to fluoride in drinking water and site of fracture (unadjusted), 1971-90
| Fracture site | No exposure | Mixed exposure | Continuous exposure |
|---|---|---|---|
| Non-vertebral | 22.3 | 24.3 | 22.6 |
| Spine | 5.6 | 4.3 | 4.4 |
| Hip | 3.6 | 3.4 | 2.9 |
| Humerus | 2.8 | 3.0 | 2.4 |
| Wrist | 4.4 | 4.8 | 5.8 |
