Table 3.
Relationship between NAC effects with the MRI and immunohistochemical findings by multiple regression analysis
| P value | β | stdβ | |
|---|---|---|---|
| ER | .0244 | -0.6213 | -0.2017 |
| PgR | NS | ||
| HER2 | .0222 | 0.6885 | 0.2091 |
| Ki-67 | NS | ||
| Mass margin | NS | ||
| Intratumoral necrosis | .0157 | -0.8826 | -0.2214 |
| Tumor extension around mass | NS | ||
| Kinetic curve pattern | NS | ||
| RSE 2 min | NS | ||
| RSE 6 min | NS |
NAC neoadjuvant chemotherapy, β partial regression coefficient, stdβ standard partial regression coefficient, ER estrogen receptor, PgR progesterone receptor, HER2 human epidermal growth factor receptor 2, RSE relative signal enhancement.