Table 1.
Patient characteristics
| Lymph node metastasis | Distant metastasis | |
|---|---|---|
| Number of patients | 14 | 9 |
| with 2 samples | 14 | 7 |
| with 3 samples | 0 | 2 |
| Age, mean, range (years) | 54, 25-79 | 53, 36-68 |
| Site of metastasis | ||
| Axilla | 14 | |
| Abdomen | 3 | |
| Lung | 2 | |
| Skeleton | 2 | |
| Skin | 2 | |
| Ipsilateral breast | 1 | |
| Contralateral axilla | 1 | |
| Tumour sizea, mean range (mm) | 35, 10-110 | 19, 13-28 |
| Missing | 0 | 2 |
| ERa | ||
| Positive | 8 | 6 |
| Negative | 6 | 3 |
| ERb | ||
| Positive | 7 | 4 |
| Negative | 5 | 4c |
| Missing | 2 | 3 |
| Adjuvant treatmentd | ||
| Radiotherapy | 78% | 22% |
| Endocrine therapy | 64% | 22% |
| Chemotherapy | 43% | 11% |
| Neoadjuvant treatmente | ||
| Chemotherapy | 14% | 0% |
aOf the primary tumour.
bOf the metastasis.
cOne patient had an ER+ primary tumour and an ER- distant metastasis.
dAfter primary surgery.
eBefore primary surgery.