Table 2 Risk factors for axillary non-SLN metastases in breast cancer patients with 1–2 positive sentinel lymph node
Model 1 | Model 2 | |||||
|---|---|---|---|---|---|---|
Intercept and variable | β | 95% OR | P value | β | 95% OR | P value |
Intercept | −1.298 | 0.003 | −1.168 | 0.011 | ||
No. of tumor lesions | 1.014 | 2.757 (1.806 to 4.210) | < 0.001 | 1.034 | 2.811 (1.812 to 4.361) | < 0.001 |
Tumor grade | 0.664 | 1.942 (1.246 to 3.027) | 0.003 | 0.655 | 1.925 (1.217 to 3.045) | 0.005 |
LVI | 0.862 | 2.369 (1.574 to 3.565) | < 0.001 | 0.866 | 2.378 (1.558 to 3.630) | < 0.001 |
No. of positive SLN | 1.342 | 2.740 (1.590 to 4.717) | < 0.001 | 1.376 | 2.786 (1.595 to 4.878) | < 0.001 |
No. of negative SLN | ||||||
≥ 2 | reference | reference | ||||
1 | 0.979 | 2.662 (1.393 to 5.087) | 0.003 | 0.750 | 2.117 (1.085 to 4.130) | 0.028 |
0 | 0.729 | 2.072 (1.099 to 3.907) | 0.024 | 0.568 | 1.765 (0.919 to 3.390) | 0.088 |
CA 15–3 | NA | NA | NA | 1.388 | 4.006 (2.330 to 6.887) | < 0.001 |
CEA | NA | NA | NA | 0.898 | 2.128 (1.323 to 3.425) | 0.002 |