Table 1 Patients characteristics
| Â | Number | Percent |
|---|---|---|
Hospital | ||
 Dijon | 271 | 71.1 |
 Nancy | 74 | 19.4 |
 Reims | 18 | 4.7 |
 Strasbourg | 18 | 4.7 |
Inclusion criteria | ||
 Confirmed primary breast cancer | 242 | 63.5 |
 Suspicion of primary breast cancer | 138 | 36.2 |
 Unknown | 1 | 0.3 |
Cancer | ||
 Confirmed | 337 | 89.2 |
 Not confirmed | 41 | 10.0 |
 Unknown | 3 | 0.8 |
Stage (AJCC) | ||
 0 | 78 | 20.5 |
 1 | 135 | 35.4 |
 2 | 118 | 31 |
 3 or 4 | 15 | 4 |
 Unknown | 35 | 9.1 |
Lymph node dissection (LND) | ||
 Axillary LND | 138 | 36.2 |
 Sentinel lymph node biopsy | 131 | 34.4 |
 ALND + SLNB | 32 | 8.4 |
 No LND | 75 | 19.7 |
 Unknown | 5 | 1.3 |
Surgery type | ||
 Mastectomy | 124 | 32.6 |
 No mastectomy | 241 | 63.3 |
 Unknown | 16 | 4.2 |
Chemotherapy | ||
 Yes | 155 | 40.7 |
 No | 218 | 57.2 |
 Unknown | 8 | 2.1 |
Radiotherapy | ||
 Yes | 254 | 66.7 |
 No | 119 | 31.2 |
 Unknown | 8 | 2.1 |
Hormone therapy | ||
 Yes | 170 | 44.6 |
 No | 203 | 53.3 |
 Unknown | 8 | 2.1 |