Table 1.
Patient and tumor characteristics, ∆ = time difference, TNBC = triple negative breast cancer, age when diagnosed in years.
| Groups n (%) | ||||
|---|---|---|---|---|
| 1 (n = 390) | 2 (n = 72) | 3 (n = 18) | ||
| Intrinsic Tumorsubtype | Luminal A | 156 (41%) | 17 (24%) | 7 (39%) |
| Lum. B HER2-neg. | 28 (7%) | 14 (19%) | 0 | |
| Lum. B HER-2-pos. | 63 (16%) | 10 (14%) | 0 | |
| HER2-pos. | 69 (18%) | 10 (14%) | 2 (11%) | |
| TNBC | 36 (9%) | 15 (21%) | 3 (17%) | |
| ? | 38 (10%) | 6 (8%) | 6 (33%) | |
| Tumordiameter | T = 1 | 189 (48%) | 30 (42%) | 11 (61%) |
| T > 1 | 201 (52%) | 42 (58%) | 7 (39%) | |
| Status of lymphatic nodes | N0 | 155 (40%) | 24 (33%) | 11 (61%) |
| N+ | 219 (60%) | 46 (64%) | 7 (39%) | |
| Usage of ionizing radiation | 280 (72%) | 52 (72%) | 9 (50%) | |
| Age when diagnosed | ≤50 | 110 (28%) | 42 (58%) | 6 (33%) |
| >50 | 280 (72%) | 30 (42%) | 12 (64%) | |
| Location of recurrence | Local | 223 (62%) | 42 (58%) | 12 (67%) |
| Distant | 156 (11 both) | 27 (3 both) | 6 (2 both) | |
| ∆T (diagnosis and surgery) | In months | 1.05 | 5.8 | |