|  | Odds ratio (95% CI) | Odds ratio (95%CI) | ||
---|---|---|---|---|---|
Variable | Â | DFS | p value | OS | p value |
Tumor size | pT1 | 1.0 (referent) | 0.0347 | 1.0 (referent) | 0.1299 |
 | pT2-4 | 2.91 (1.08–7.82) |  | 2.08 (0.81–5.39) |  |
Lymph node metastasis | Negative | 1.0 (referent) | 0.0007 | 1.0 (referent) | 0.0107 |
 | Positive | 5.43(2.03–14.49) |  | 3.32 (1.32–8.32) |  |
ER | Positive | 1.0 (referent) | 0.8809 | 1.0 (referent) | 0.3942 |
 | Negative | 1.07 (0.46–2.47) |  | 1.50 (0.59–3.83) |  |
PgR | Positive | 1.0 (referent) | 0.4759 | 1.0 (referent) | 0.0643 |
 | Negative | 1.34 (0.60–3.02) |  | 2.27 (0.95–5.39) |  |
c-erbB-2 | Negative | 1.0 (referent) | 0.6208 | 1.0 (referent) | 0.7099 |
 | Positive | 1.19 (0.59–2.39) |  | 1.16 (0.53–2.56) |  |
p53 | Negative | 1.0 (referent) | 0.5545 | 1.0 (referent) | 0.5544 |
 | Positive | 1.25 (0.60–2.62) |  | 1.30 (0.55–3.07) |  |
Histological grade | I and II | 1.0 (referent) | 0.2145 | 1.0 (referent) | 0.1295 |
 | III | 1.55 (0.78–3.12) |  | 1.81 (0.84–3.91) |  |
Nitrotyrosine formation | Low | 1.0 (referent) | 0.1247 | 1.0 (referent) | 0.0669 |
 | High | 2.03 (0.82–5.02) |  | 2.76 (0.93–8.20) |  |
CXCR4 (cytoplasm) | Negative | 1.0 (referent) | 0.0465 | 1.0 (referent) | 0.0263 |
 | Positive | 2.08 (1.01–4.26) |  | 2.59 (1.12–6.02) |  |
CXCR4 (nucleus) | Negative | 1.0 (referent) | 0.7341 | 1.0 (referent) | 0.9446 |
 | Positive | 1.15 (0.52–2.55) |  | 1.03 (0.45–2.39) |  |