Characteristics | ALN positive No. of cases | SN negative ALN positive No. of cases | FNR | P |
---|---|---|---|---|
Total | 22 | 8 | 36.4 % | |
Age | 0.402 | |||
< 50 yr | 8 | 2 | 25 % | |
≥ 50 yr | 14 | 6 | 42.9 % | |
BMI | 0.531 | |||
≤ 30 | 18 | 6 | 33.3 % | |
> 30 | 4 | 2 | 50 % | |
Clinical tumor volume | 0.856 | |||
≤ 5 cm | 16 | 6 | 37.5 % | |
> 5 cm | 6 | 2 | 33.3 % | |
Tumor location | 0.149 | |||
Upper-outer quadrant | 14 | 6 | 42.9 % | |
Others | 8 | 2 | 25 % | |
Pathology | - | |||
Invasive ductal carcinoma | 22 | 8 | 36.4 % | |
Invasive lobular carcinoma | 0 | 0 | ||
Vascular invasion | 0.402 | |||
Yes | 8 | 2 | 25 % | |
No | 14 | 6 | 42.9 % | |
HER-2 status | 0.07 | |||
Positive | 6 | 4 | 66.7 % | |
Negative | 16 | 4 | 25 % | |
ER status | 0.315 | |||
Positive | 14 | 4 | 28.6 % | |
Negative | 8 | 4 | 50 % | |
Tumor response to neoadjuvant chemotherapy | 0.145 | |||
CR | 7 | 2 | 28.6 % | |
PR | 13 | 4 | 30 % | |
ST | 2 | 2 | 100 % | |
No. of SN | 0.862 | |||
1 | 8 | 2 | 25 % | |
2 | 6 | 3 | 50 % | |
More than 3 | 8 | 3 | 37.5 % |