Table 2.
Histology | Mass | Ductal (linear) | Ductal (branched) | Regional | Segmental |
---|---|---|---|---|---|
n (%), P | n (%), P | n (%), P | n (%), P | n (%), P | |
Negative | 0, 0.15 | 0, 1 | 0, 0.093 | 0, 0.573 | 0, 1 |
Papilloma | 21 (95.5), <0.001 * | 0, 0.499 | 4 (28.6), 0.225 | 0, 0.028 | 0, 0.499 |
Papillary cancer | 0, 0.035 | 2 (100), 0.011 | 2 (14.3), 0.649 | 2 (33.3), 0.136 | 0, 1 |
DCIS | 1 (4.5), 0.389 | 0, 1 | 0, 0.309 | 1 (16.7), 0.397 | 2 (100), 0.007 |
Papillomatosis | 0, 0.001 | 0, 1 | 8 (57.1), <0.001 | 3 (50), 0.101 | 0, 1 |
* χ 2 test with continuity correction.