Table 4.
Correlations of DECT Quantitative Parameters with the Value of Immunohistochemical Biomarkers in Invasive Breast Cancer
| Parameters | r value | p value |
|---|---|---|
| Venous phase NIC and ER value | −0.265 | 0.002 |
| Venous phase nZeff and ER value | −0.141 | 0.103 |
| Arterial phase NIC and PR value | −0.175 | 0.042 |
| Venous phase NIC and PR value | −0.239 | 0.005 |
| Venous phase nZeff and HER2 value | 0.112 | 0.194 |
| Arterial phase NIC and Ki67 value | 0.315 | < 0.001 |
| Venous phase NIC and Ki67 value | 0.490 | < 0.001 |
| Arterial phase nZeff and Ki67 value | 0.225 | 0.014 |
| Venous phase nZeff and Ki67 value | 0.240 | 0.009 |
Note. NIC normalized iodine concentration; nZeff normalized effective atomic number; ER estrogen receptor; PR progesterone receptor; HER2 human epidermal growth factor receptor 2