Table 2.
Multivariate Cox regression analyses of clinicopathological variables and breast cancer survival
| Variables | OS | RFS | ||
|---|---|---|---|---|
|
|
|
|||
| Hazard ratio (95% CI) | P | Hazard ratio (95% CI) | P | |
| Age (< 50 vs. ≥50) | 0.676 (0.541-2.419) | 0.594 | 0.724 (0.528-2.530) | 0.578 |
| Side (Left vs. Right) | 0.953 (0.462-1.814) | 0.891 | 1.035 (0.617-1.193) | 0.848 |
| Tumor stage (II-IV vs. I) | 2.235 (0.756-7.982) | 0.031 | 2.293 (0.503-9.628) | 0.045 |
| Tumor grade (G3 vs. G1-2) | 1.505 (0.310-4.825) | 0.161 | 1.085 (0.291-4.634) | 0.165 |
| Tumor size (> vs. ≤ 2 cm) | 1.717 (0.638-2.148) | 0.061 | 2.139 (0.368-3.803) | 0.097 |
| Histological type (> vs. ≤ 5 µg/ml) | 1.623 (0.519-5.342) | 0.413 | 1.467 (0.424-4.078) | 0.544 |
| Lymph nodes status (+ vs. -) | 2.581 (0.928-2.695) | 0.047 | 2.296 (0.754-3.876) | 0.063 |
| PBRM1 expression (Low vs. High) | 2.195 (0.335-3.604) | 0.030 | 1.930 (0.658-3.172) | 0.051 |