Table 3 Univariable Cox regression analysis for disease recurrence
Exp(B) | 95.0% CI for Exp(B) | P value | |||
|---|---|---|---|---|---|
Lower | Upper | ||||
Age | 0.982 | 0.967 | 0.998 | 0.025 | |
Duration of anesthesia | 1.00 | 1.00 | 1.00 | 0.077 | |
Type of anesthesia | Isoflurane | 1 | – | – | 0.043 |
Propofol | 1.412 | 1.01 | 2.01 | ||
Breast | Right | 1.051 | 0.740 | 1.494 | 0.781 |
Left | 1 | – | – | – | |
Tumor size | < 2 | 1 | – | – | – |
2–5 | 1.160 | 0.745 | 1.805 | 0.511 | |
> 5 | 3.135 | 1.580 | 6.221 | 0.001 | |
Tumor grade | I | 1 | – | – | – |
II | 1.412 | 0.878 | 2.271 | 0.154 | |
III | 1.897 | 1.110 | 3.241 | 0.019 | |
In situ component | No | 1 | – | – | – |
Yes | 0.696 | 0.469 | 1.032 | 0.071 | |
Tumor necrosis | No | 1 | – | – | – |
Yes | 1.294 | 0.882 | 1.898 | 0.188 | |
Type of lymph node involvement | Vascular | 1.093 | 0.712 | 1.676 | 0.685 |
Perineural | 1.059 | 0.524 | 2.139 | 0.874 | |
None | 1 | – | – | – | |
Vascular/ perineural | 1.536 | 0.854 | 2.762 | 0.152 | |
Margin | Free | 1 | – | – | – |
Positive | 2.542 | 0.342 | 3.67 | 0.362 | |
Axillary management | SLNB | 1 | – | – | – |
ALND | 2.206 | 1.463 | 3.328 | < 0.001 | |
SLNB& ALND | 0.984 | 0.544 | 1.780 | 0.958 | |
ER | Negative | 1 | – | – | – |
Positive | 0.470 | 0.315 | 0.702 | < 0.001 | |
PR | Negative | 1 | – | – | – |
Positive | 0.425 | 0.291 | 0.621 | < 0.001 | |
Her2 | Negative | 1 | – | – | – |
Positive | 1.122 | 0.707 | 1.781 | 0.626 | |
Neoadjuvant chemotherapy | No | 1 | – | – | – |
Yes | 5.830 | 3.190 | 10.654 | < 0.001 | |
Adjuvant chemotherapy | No | 1 | – | – | – |
Yes | 1.305 | 0.322 | 5.290 | 0.709 | |
Radiotherapy | No | 1 | – | – | – |
Yes | 1.105 | 0.509 | 2.398 | 0.800 | |
IORT | No | 1 | – | – | – |
Yes | 0.824 | 0.333 | 2.042 | 0.676 | |
Hormone therapy | No | 1 | – | – | – |
Yes | 0.494 | 0.321 | 0.762 | < 0.001 | |