Table 3 Immunohistochemical analyses and histological grade
Variables | No (%) |
|---|---|
ER | |
Positive | 169 (88) |
Negative | 23 (12) |
PgR | |
Positive | 97 (51) |
Negative | 95 (50) |
ER/PgR | |
ER and/or PgR positive | 177 (92) |
ER and PgR negative | 15 (8) |
HER2 | |
0 | 153 (80) |
1+ | 28 (15) |
2+ | 7 (4) |
3+ | 4 (2) |
Ki67 | |
Low (0-10%) | 115 (60) |
Intermediate (11-30%) | 62 (32) |
High (>30%) | 15 (8) |
Histological grade | |
1 | 28 (16) |
2 | 133 (76) |
3 | 14 (8) |
Unknown | 17 |
Tubule formation | |
1 | 0 (0) |
2 | 13 (7) |
3 | 162 (93) |
Pleomorphism | |
1 | 20 (11) |
2 | 112 (64) |
3 | 43 (25) |
Mitotic score | |
1 | 155 (89) |
2 | 10 (6) |
3 | 10 (6) |