Table 2 Patient and tumor characteristics specified by adjuvant chemotherapya
Characteristic | Number of patients (percentage) | |
|---|---|---|
| Â | No adjuvant chemotherapy Number = 279 | Adjuvant chemotherapy Number = 200 |
ER-positive | 161 (58) | 126 (63) |
   Anthracycline-based |  | 66 |
   CMF |  | 60 |
ER-negative | 110 (39) | 70 (35) |
   Anthracycline-based |  | 48 |
   CMF |  | 22 |
PgR-positive | 135 (48) | 88 (44) |
PgR-negative | 135 (48) | 105 (53) |
T1 | 187 (67) | 105 (53) |
T2/T3 | 76 (27) | 75 (38) |
Node-negative | 259 (93) | 29 (15) |
Node-positive | 18 (6) | 170 (85) |
Breast-conserving surgery | 247 (89) | 146 (73) |
Mastectomy | 32 (11) | 53 (27) |