Independent associations between explanatory variables and breast cancer.
| Explanatory variable | Adjusted odds ratio (95% CI) |
|---|---|
| Increasing age (additional year) | 1.10 (1.07 to 1.13) |
| Discrete lump | 15.20 (4.88 to 47.34) |
| Breast thickening | 7.64 (2.23 to 26.11) |
| Lymphadenopathy | 3.63 (1.33 to 9.92) |
| Size of lump | |
| <2 cm | 1.0 |
| ≥2 cm | 5.41 (2.36 to 12.38) |