Multivariate analysis Overall survival (global model) | Multivariate analysis Overall survival (reverse selection procedure2) | |||||||
---|---|---|---|---|---|---|---|---|
Variable | HR | 95% CI1 | P | HR | 95% CI1 | P | ||
Age at diagnosis | <57 years | 0 | 1.0 | 1.0 | ||||
≥ 57 years | 1 | 1.78 | 0.63 – 4.99 | 0.276 | 2.27 | 0.85 – 6.07 | 0.104 | |
Tumor size | pT1-2 | 0 | 1.0 | |||||
pT3-4 | 1 | 0.83 | 0.25 – 2.78 | 0.766 | ||||
Lymph nodes | pN0 | 0 | 1.0 | 1.0 | ||||
pN1-3 | 1 | 5.47 | 1.46 – 20.53 | 0.012 | 4.50 | 1.26 – 15.87 | 0.021 | |
Histological grade | G1 | 0 | 1.0 | 1.0 | ||||
G2-G3 | 1 | 4.36 | 1.54 – 12.40 | 0.006 | 4.50 | 1.57 – 12.87 | 0.005 | |
Histological type | ductal | 0 | 1.0 | |||||
other | 1 | 0.46 | 0.09 – 2.22 | 0.330 | ||||
Estrogen receptor | negative | 0 | 1.0 | 1.0 | ||||
positive | 1 | 0.51 | 0.18 – 1.47 | 0.214 | 0.43 | 0.17 – 1.09 | 0.426 | |
Progesterone receptor | negative | 0 | 1.0 | |||||
positive | 1 | 0.57 | 0.21 – 1.54 | 0.270 | ||||
DKK3 promoter | unmethylated | 0 | 1.0 | 1.0 | ||||
methylated | 1 | 14.41 | 1.86 – 111.56 | 0.011 | 13.68 | 1.77–105.52 | 0.012 |