Table 2 Local and systemic adjuvant therapies by histologic type
| Â | Histopathology | Â | Â | |||
|---|---|---|---|---|---|---|
| Â | Infiltrating ductal carcinoma | Infiltrating lobular carcinoma | Total | Â | ||
| Â | Number of patients | % | Number of patients | % | Number of patients | P value |
Local Tx | Â | Â | Â | Â | Â | 0.297 |
BCS | 735 | 20.3 | 15 | 16 | 750 | Â |
Mastectomy | 2,880 | 79.7 | 79 | 84 | 2,959 | Â |
Radiation Tx | Â | Â | Â | Â | Â | 0.405 |
None | 2,188 | 63.8 | 53 | 59.6 | 2,241 | Â |
Radiation Tx | 1,239 | 36.2 | 36 | 40.4 | 1,275 | Â |
Chemotherapy | Â | Â | Â | Â | Â | 0.898 |
None | 988 | 28 | 26 | 27.4 | 1,014 | Â |
Chemotherapy | 2,545 | 72 | 69 | 72.6 | 2,614 | Â |
Hormone Tx | Â | Â | Â | Â | Â | 0.024 |
None | 1,553 | 45.1 | 31 | 33.3 | 1,584 | Â |
Hormone Tx | 1,889 | 54.9 | 62 | 66.7 | 1,951 | Â |