| E-T-CMF | E-CMF | All patients | |||
---|---|---|---|---|---|---|
Number | 141 | 167 | 308 | |||
Age (years) | Â | Â | Â | |||
   Median | 50 | 50 | 50 | |||
   Range | 24 to 76 | 22 to 78 | 22 to 78 | |||
Number of nodes removed | Â | Â | Â | |||
   Median | 19 | 20 | 20 | |||
   Range | 5 to 59 | 4 to 53 | 4 to 59 | |||
Number of positive nodes | Â | Â | Â | |||
   Median | 7 | 6 | 6 | |||
   Range | 0 to 54 | 0 to 49 | 0 to 54 | |||
 | N | % | N | % | N | % |
   0 to 3 nodes | 30 | 21.3 | 45 | 26.9 | 75 | 24.4 |
   ≥4 | 111 | 78.7 | 122 | 73.1 | 233 | 75.6 |
Menopausal status | Â | Â | Â | Â | Â | Â |
   Premenopausal | 76 | 53.9 | 89 | 53.3 | 165 | 53.6 |
   Postmenopausal | 65 | 46.1 | 78 | 46.7 | 143 | 46.4 |
Type of operation | Â | Â | Â | Â | Â | Â |
   Modified radical mastectomy | 111 | 78.7 | 132 | 79.0 | 243 | 78.9 |
   Breast conserving surgery | 30 | 21.3 | 35 | 21.0 | 65 | 21.1 |
Interval from operation | Â | Â | Â | Â | Â | Â |
   <2 weeks | 17 | 12.1 | 24 | 14.4 | 41 | 13.3 |
   2 to 4 weeks | 72 | 51.1 | 70 | 41.9 | 142 | 46.1 |
   >4 weeks | 52 | 36.9 | 73 | 43.7 | 125 | 40.6 |
Tumor size | Â | Â | Â | Â | Â | Â |
   ≤2cm | 40 | 28.4 | 52 | 31.1 | 92 | 29.9 |
   2 to 5cm | 79 | 56.0 | 83 | 49.7 | 162 | 52.6 |
   >5cm | 22 | 15.6 | 32 | 19.2 | 54 | 17.5 |
Histological gradea | Â | Â | Â | Â | Â | Â |
   I-II | 60 | 42.6 | 97 | 58.1 | 157 | 51.0 |
   III-IV | 81 | 57.4 | 70 | 41.9 | 151 | 49.0 |
ER/PgR status | Â | Â | Â | Â | Â | Â |
   Negative | 28 | 19.9 | 29 | 17.4 | 57 | 18.5 |
   Positive | 95 | 67.4 | 108 | 64.7 | 203 | 65.9 |
   Missing data | 18 | 12.8 | 30 | 18.0 | 48 | 15.6 |
HER2 statusb | Â | Â | Â | Â | Â | Â |
   Negative | 79 | 56.0 | 100 | 59.9 | 179 | 58.1 |
   Positive | 35 | 24.8 | 32 | 19.2 | 67 | 21.8 |
   Missing data | 27 | 19.1 | 35 | 21.0 | 62 | 20.1 |
Adjuvant RT | Â | Â | Â | Â | Â | Â |
   No | 21 | 14.9 | 33 | 19.8 | 54 | 17.5 |
   Yes | 119 | 84.4 | 133 | 79.6 | 252 | 81.8 |
   Missing data | 1 | 0.7 | 1 | 0.6 | 2 | 0.6 |
Adjuvant HT | Â | Â | Â | Â | Â | Â |
   No | 8 | 5.7 | 18 | 10.8 | 26 | 8.4 |
   Yes | 133 | 94.3 | 149 | 89.2 | 282 | 91.6 |
   Tamoxifen | 120 | 85.1 | 127 | 76.0 | 247 | 80.2 |
   LH-RH agonist | 65 | 46.1 | 62 | 37.1 | 127 | 41.2 |
   Aromatase inhibitors | 5 | 3.5 | 6 | 3.6 | 11 | 3.6 |
   Other | 1 | 0.7 | 2 | 1.2 | 3 | 1.0 |