Table 3 Odds ratios of breast cancer risk by cytological categories and presence of epithelial cells in NAF, Sartorius Cohort 1970–1991.
Breast cancer by cytology: | In model: N = 946 # with breast cancer | n | % | OR | 95% CI | p-value |
|---|---|---|---|---|---|---|
No fluid | 63 | 714 | 9% | 1.0 | (referent) | |
Fluid without epithelial cells | 2 | 19 | 11% | 1.4 | 0.32–6.4 | 0.64 |
Normal | 11 | 89 | 12% | 1.7 | 0.87–3.5 | 0.12 |
Hyperplasia or atypia | 17 | 124 | 14% | 2.0 | 1.1–3.6 | 0.02 |
Any epithelial cells: | ||||||
No fluid/insufficient specimen | 65 | 733 | 9% | 1.0 | (referent) | |
Unable to classify, normal, hyperplasia, atypia | 28 | 213 | 13% | 1.9 | 1.2–3.1 | 0.01 |