Table 2.
Clinical tumour characteristics of samples from the metEPICVal and the qRT-PCR validation sample set.
| Discovery set n = 34 | Validation set n = 40 | |||
|---|---|---|---|---|
| BCVY (n = 21) | BCO (n = 13) | BCVY (n = 27) | BCO (n = 13) | |
| Age mean (SD) | 32.5 (2.7) | 65.5 (8.5) | 31.8 (3.2) | 68.2 (7.3) |
| Histological subtype (%) | ||||
| Luminal A | 2 (9.5) | 2 (15.4) | 3 (11.1) | 4 (30.8) |
| Luminal B | 8 (38.1) | 4 (30.8) | 11 (40.7) | 5 (38.5) |
| TN | 6 (28.8) | 4 (30.8) | 6 (22.2) | 1 (7.7) |
| Luminal/HER2 | 1 (4.7) | 2 (15.4) | 1 (3.7) | 2 (15.4) |
| HER2 | 4 (19.0) | 1 (7.6) | 6 (22.2) | 1 (7.7) |
| ER status (%) | ||||
| ER positive | 11 (52.4) | 9 (69.2) | 15 (55.5) | 10 (76.9) |
| ER negative | 10 (47.62) | 4 (30.8) | 10 (37.0) | 3 (23.1) |
| Relapse (%) | 4 (19.05) | 1 (7.69) | 7 (25.9) | 0 |
Abbreviation: SD: standard deviation; TN: triple negative subtype; ER: oestrogen receptor.