Table 1 Clinicopathological features of CK7 negative breast cancers
Nottingham grade | Low-grade (Grade 1 and 2) | High-grade (Grade 3) | ||||
|---|---|---|---|---|---|---|
Ck7 expression | Negative | Positive | P-value | Negative | Positive | P-value |
Agea (N) | 66 ± 4.4 (11) | 63.4 ± 1.2 (142) | 0.5615 | 62 ± 3.3 (25) | 61 ± 1.2 (168) | 0.7941 |
Nottingham grade | 0.0457 | |||||
1 | 1 (2%) | 45 (98%) | ||||
2 | 10 (9%) | 97 (91%) | ||||
3 | 25 (13%) | 168 (87%) | ||||
pT stage | 0.8569 | 0.3657 | ||||
1 | 8 (7%) | 103 (93%) | 11 (11%) | 87 (89%) | ||
2 | 3 (9%) | 30 (91%) | 9 (13%) | 63 (88%) | ||
3 | 0 | 5 (100%) | 2 (14%) | 12 (86%) | ||
4 | 0 | 4 (100%) | 2 (33%) | 4 (67%) | ||
pN stage | 0.1377 | 0.7870 | ||||
0 | 8 (9%) | 82 (91%) | 15 (15%) | 85 (85%) | ||
1 | 0 | 35 (100%) | 5 (11%) | 42 (89%) | ||
2 | 0 | 6 (100%) | 1 (8%) | 12 (92%) | ||
3 | 1 (20%) | 4 (80%) | 1 (20%) | 4 (80%) | ||
X | 2 (12%) | 15 (88%) | 2 (8%) | 22 (92%) | ||
pM stage | 0.0738 | 0.4031 | ||||
0 | 6 (6%) | 102 (95%) | 16 (13%) | 106 (87%) | ||
1 | 0 | 0 | 0 | 2 (100%) | ||
x | 4 (17%) | 19 (83%) | 2 (5%) | 37 (95%) | ||
Chemo/radiation therapy | 0.2462 | 0.4921 | ||||
Yes | 6 (6%) | 98 (94%) | 15 (12%) | 115 (88%) | ||
No | 4 (12%) | 29 (88%) | 7 (16%) | 38 (84%) | ||