Table 1 Baseline characteristics of the analyzed population with IILRR
IILRR (n = 80) | Percent (%) | |
|---|---|---|
Age (year) at diagnosis | ||
< 40 | 17 | 21.2 |
≥40 | 63 | 78.7 |
Breast operation | ||
Breast conserving surgery | 49 | 61.2 |
Mastectomy | 31 | 38.8 |
Axilla operation | ||
No | 1 | 1.2 |
SLNB | 28 | 35.0 |
ALND | 51 | 63.8 |
pT | ||
1 | 47 | 58.7 |
2 | 33 | 41.3 |
pN | ||
0 | 57 | 71.2 |
1 | 17 | 21.3 |
2 | 4 | 5.0 |
3 | 2 | 2.5 |
Pathologic stage | ||
I | 68 | 85.0 |
II | 10 | 12.5 |
III | 2 | 2.5 |
ER status | ||
Negative | 2 | 2.5 |
Positive | 78 | 97.5 |
PR status | ||
Negative | 15 | 18.7 |
Positive | 65 | 81.3 |
HG | ||
1 | 19 | 23.7 |
2 | 42 | 52.5 |
3 | 19 | 23.8 |
Ki-67 | ||
≤15% | 39 | 48.7 |
> 15 | 41 | 51.3 |
LVI | ||
No | 49 | 61.2 |
Yes | 30 | 37.5 |
Unknown | 1 | 1.3 |
Adjuvant chemotherapy | ||
No | 37 | 46.3 |
Yes | 43 | 53.7 |
Adjuvant radiotherapy | ||
No | 31 | 38.8 |
Yes | 49 | 61.2 |
Adjuvant endocrine therapy | ||
No | 5 | 6.2 |
Yes | 75 | 93.8 |
Site of first recurrence | ||
Breast | 46 | 57.5 |
Axilla | 15 | 18.7 |
Chest wall | 13 | 16.3 |
Skin | 1 | 1.2 |
Breast + axilla | 3 | 3.8 |
Axilla + chest wall | 2 | 2.5 |
Number of recurrence | ||
One | 75 | 93.7 |
Two or more | 5 | 6.3 |
Post-recurrence chemotherapy | ||
No | 45 | 56.2 |
Yes | 35 | 43.8 |
Post-recurrence radiotherapy | ||
No | 63 | 78.7 |
Yes | 17 | 21.3 |
Post-recurrence endocrine therapy | ||
No | 34 | 42.5 |
Yes | 46 | 57.5 |
Progression | ||
No | 46 | 57.5 |
Yes | 27 | 33.7 |
Locoregional | 4 | 14.8 |
Distant | 23 | 85.2 |
Unknown | 7 | 8.8 |
Death | ||
No | 66 | 82.5 |
Yes | 14 | 17.5 |