Table 4.
Multivariate logistic regression analysis for predicting non-ALNM
| Characteristic | OR | 95% CI | P |
|---|---|---|---|
| ER status | |||
| Positive | – | – | |
| Negative | 5.14 | 1.56, 16.89 | 0.007** |
| BI-RADS(US) | |||
| 5 | – | – | |
| 4c | 2.48 | 0.74, 8.25 | 0.139 |
| 4b | 1.71 | 0.35, 8.50 | 0.509 |
| 4a | 1.33 | 0.19, 9.24 | 0.775 |
| ALN cortical–medullary boundary | |||
| Unclear | – | – | |
| Clear | 4.32 | 1.39, 13.48 | 0.012* |
| ALN cortical thickness | |||
| Thickening | – | – | |
| Normal | 168.41 | 33.55, 845.31 | < 0.001*** |
| ALN short-axis diameter (mm) | 0.8 | 0.66, 0.98 | 0.032* |
| ALN TIC type | |||
| III | – | – | |
| II | 0.79 | 0.08, 7.46 | 0.839 |
| I | 3.42 | 0.33, 35.91 | 0.305 |
| 0 | 1.83 | 0.14, 23.90 | 0.644 |
| BI-RADS(MRI) | |||
| V | – | – | |
| III/IV | 10.18 | 1.41, 73.36 | 0.021* |
OR odds ratio; CI: confidence interval; ER: estrogen receptor; ALN: axillary lymph node; TIC: tumor time-intensity curve
*P < 0.05
**P < 0.01
***P < 0.001