Table 5.
Independent prognostic variables on DFS and OS: Cox regression analysis results
| Overall survival | Disease-free survival | |||||
|---|---|---|---|---|---|---|
|
|
|
|||||
| Variable | HR* | 95% CI† | p | HR | 95% CI | p |
| Family history of breast cancer (+) vs (−) | 0.23 | 0.03–1.69 | 0.15 | 0.75 | 0.29–1.90 | 0.54 |
| Histological grade (Grade 1&2 vs 3) | 1.68 | 0.73–3.88 | 0.21 | 1.15 | 0.65–2.01 | 0.61 |
| Age >50 vs <50 yrs | 1.98 | 1.47–8.34 | 0.35 | 0.88 | 0.39–1.96 | 0.76 |
| Lymph node (+) vs (−) | 1.73 | 0.85–3.51 | 0.13 | 1.77 | 1.05–3.0 | 0.03 |
| T stage T3+T4 vs T1+T2 | 2.81 | 1.27–6.22 | 0.01 | 3.03 | 1.71–5.35 | <0.001 |
| Type of operation (BCS¥ vs mastectomy) | 0.87 | 0.35–1.94 | 0.74 | 0.81 | 0.44–1.49 | 0.51 |
*
HR: Hazard ratio
†
CI: Confidence interval
¥
BCS: Breast conserving surgery