Table 5.
Tumour characteristics and interval to metastasis and last event
| Interval between surgery and metastasis, months | Interval between metastasis and last event, months | Overall survival | ||||
|---|---|---|---|---|---|---|
| Mean | Median | Mean | Median | Mean | Median | |
| Tumour subtype | ||||||
| ER(−) HER2(−) | 25 | 15 | 17 | 10 | 41 | 27 |
| ER(+) HER2(−) Ki67high | 51 | 37 | 36 | 25 | 86 | 76 |
| ER(+) HER2(−) Ki67low | 54 | 45 | 39 | 25 | 93 | 79 |
| ER(+) HER2(+) | 40 | 33 | 41 | 25 | 79 | 59 |
| ER(−) HER2(+) | 36 | 22 | 33 | 19 | 69 | 60 |
| p value | <0.001 | 0.002 | 0.020 | |||
ER oestrogen receptor, PR progesterone receptor, HER2 human epidermal growth factor receptor