TABLE 2.
Univariate analysis of clinicopathological variables affecting DFS
| Variables | HR | 95% CI | Z value | p value |
|---|---|---|---|---|
| Chemotherapy (yes vs. no) | 1.2991 | 0.7236–2.3323 | 0.88 | 0.381 |
| Radiotherapy (yes vs. no) | 2.3053 | 1.6798–3.1638 | 5.17 | <0.001 |
| Menopausal status (yes vs. no) | 0.8804 | 0.6418–1.2078 | −0.79 | 0.430 |
| Endocrine therapy (yes vs. no) | 0.3652 | 0.2654–0.5027 | −6.18 | <0.001 |
| Surgery (BCS vs. MRM) | 0.7784 | 0.4535–1.3358 | −0.91 | 0.363 |
| Histologic Grade (III vs. I–II) | 1.5131 | 0.9986–2.2926 | 1.95 | 0.051 |
| Lymphatic invasion (yes vs. no) | 1.2890 | 0.9480–1.7527 | 1.62 | 0.105 |
| T stage (T3 vs. T1–2) | 2.4293 | 1.8929–3.1178 | 6.97 | <0.001 |
| N stage (N2–3 vs. N0–1) | 2.1380 | 1.8148–2.5188 | 9.09 | <0.001 |
Bold values indicate statistical significance was set as p < 0.05.
Abbreviations: BCS, breast conserved surgery; CI, confidence interval; DFS, disease‐free survival; HR, hazard ration; MRM, modified radical mastectomy.