Table 1 Patients’ clinicopathological features
Parameter | General BC (n = 34) | LB-HER2+ (n = 9) | HER2 (n = 9) | TN (n = 16) |
|---|---|---|---|---|
Age | ||||
Median (IQR) | 56 (18) | 57 (21) | 51 (13) | 57 (22) |
Mean (SD) | 56 (12) | 57 (11) | 49 (10) | 59 (14) |
< 40 [n (%)] | 3 (8.8) | 0 (0.0) | 2 (22.2) | 1 (6.3) |
40–49 [n (%)] | 9 (26.5) | 3 (33.3) | 2 (22.2) | 4 (25.0) |
50–59 [n (%)] | 9 (26.5) | 2 (22.2) | 3 (33.3) | 4 (25.0) |
60–69 [n (%)] | 8 (23.5) | 3 (33.3) | 2 (22.2) | 3 (18.8) |
70–79 [n (%)] | 3 (8.8) | 1 (11.1) | 0 (0.0) | 2 (12.5) |
> 80 [n (%)] | 2 (5.9) | 0 (0.0) | 0 (0.0) | 2 (12.5) |
Histological subtype [n (%)] | ||||
DCIS | 31 (91.2) | 7 (77.8) | 8 (88.9) | 16 (100) |
IDC | 2 (5.9) | 1 (11.1) | 1 (11.1) | 0 (0) |
Mixed (IDC and ILC) | 1 (2.9) | 1 (11.1) | 0 (0) | 0 (0) |
Other | ||||
Tumor size [n (%)] | ||||
Median (IQR) | 3.0 (2.3) | 2.4 (0.7) | 2.5 (1.6) | 4.0 (1.6) |
Mean (SD) | 3.4 (1.6) | 2.4 (0.9) | 3.0 (1.1) | 4.2 (1.8) |
< 1.5 cm | 2 (5.9) | 2 (22.2) | 0 (0.0) | 0 (0.0) |
1.51–3.0 cm | 13 (38.2) | 5 (55.6) | 5 (55.6) | 3 (18.8) |
> 3.0 cm | 19 (55.9) | 2 (22.2) | 4 (44.4) | 13 (81.2) |
Histopathological Grade [n (%)] | ||||
I | 1 (2.9) | 1 (11.1) | 0 (0.0) | 0 (0.0) |
II | 10 (29.4) | 5 (55.6) | 3 (33.3) | 2 (12.5) |
III | 23 (67.6) | 3 (33.3) | 6 (66.7) | 14 (87.5) |
Ki67 [n (%)] | ||||
Low | 1 (3.0) | 1 (11.1) | 0 (0.0) | 0 (0.0) |
Intermediate | 15 (45.5) | 7 (77.8) | 4 (44.4) | 4 (26.7) |
High | 17 (51.5) | 1 (11.1) | 5 (55.6) | 11 (73.3) |
Unknown | 1 | 0 | 0 | 1 |
p53 [n (%)] | ||||
Negative | 13 (40.6) | 5 (62.5) | 2 (22.2) | 6 (40.0) |
Positive | 19 (59.4) | 3 (37.5) | 7 (77.8) | 9 (60.0) |
Unknown | 2 | 1 | 0 | 1 |
Lymph node metastasis [n (%)] | ||||
Negative | 15 (44.1) | 3 (33.3) | 5 (55.6) | 7 (43.8) |
Positive | 19 (55.9) | 6 (66.7) | 4 (44.4) | 9 (56.3) |
Disease Stage [n (%)] | ||||
0 (DCIS) | 2 (5.9) | 1 (11.1) | 1 (11.1) | 0 (0.0) |
I | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
II | 19 (55.9) | 5 (55.6) | 5 (55.6) | 9 (56.3) |
III | 11 (32.4) | 3 (33.3) | 2 (22.2) | 6 (37.5) |
IV | 2 (5.9) | 0 (0.0) | 1 (11.1) | 1 (6.3) |