Table 1 Patient and tumor main characteristics
Age (years) | median (range) 63 (47-81) |
Menopausal status | Â |
   Pre | 7 |
   Post | 32 |
Smoking habits | Â |
   Smokers/Ex smokers | 9 |
   Non smokers | 30 |
Histologic type | Â |
   Invasive ductal | 31 |
   Invasive lobular | 1 |
   Mixed ductal/lobular | 1 |
   Other | 3 |
   DCIS | 3 |
Grading | Â |
   1 | 8 |
   2 | 22 |
   3 | 7 |
   Not evaluable | 2 |
Tumor diameter (mm) | median (range) 14 (1-30) |
pT stage | Â |
   pTis | 3 |
   pT1 mic | 1 |
   pT1a | 5 |
   pT1b | 5 |
   pT1c | 18 |
   pT2 | 7 |
pN stage (not including DCIS) | Â |
   pN stage |  |
   pN0 | 31 |
   pN1 (≤ 3) | 5 |
Estrogen receptor status | Â |
   positive | 37 |
   negative | 2 |
Progesteron receptor status | Â |
   positive | 34 |
   negative | 5 |
Chemotherapy | Â |
   Yes | 12 |
   No | 27 |
Ormonotherapy | Â |
   No | 7 |
   Tamoxifen | 17 |
   Anastrozole | 15 |
Follow-up (months) | median (range) 43(36-52) |