Table 1.
Relationship of clinical parameters with COL4A1 expression in 206 breast cancer.
| Characteristics | No. | COL4A1 expression | P value | |
|---|---|---|---|---|
| Low (%) N = 88 |
High (%) N = 116 |
|||
| Age | ||||
| <65 | 173 | 76 (44) | 97 (56) | 0.421 |
| ≥65 | 33 | 12 (36) | 21 (64) | |
| Stage | ||||
| I, II | 171 | 68 (40) | 103 (60) | 0.058 |
| III, IV | 35 | 20 (57) | 15 (43) | |
| ER | ||||
| Negative | 57 | 19 (33) | 38 (67) | 0.092 |
| Positive | 149 | 69 (46) | 80 (54) | |
| PR | ||||
| Negative | 77 | 29 (38) | 48 (62) | 0.257 |
| Positive | 129 | 59 (46) | 70 (54) | |
| HER2 | ||||
| Negative | 33 | 13 (39) | 20 (61) | 0.647 |
| Positive | 173 | 75 (43) | 98 (57) | |
| Metastasis | ||||
| No | 164 | 64 (39) | 100 (61) | 0.034 |
| Yes | 42 | 24 (57) | 18 (43) | |
| Neoadjuvant chemotherapy | ||||
| No | 164 | 71 (43) | 93 (57) | 0.742 |
| Yes | 42 | 17 (40) | 25 (60) | |