

Univariate and multivariate analysis of breast cancer specific survival in lymph node-negative breast cancer patients with a median follow-up time of 100 months_ Multivariate analysis was performed in the 273 patients for whom complete data were available
| Univariate analysis | Multivariate analysis withall variables | Multivariate analysis –backward LR model | Model if term removed | ||||
|---|---|---|---|---|---|---|---|
| hazard ratio (95 % CI) | p | hazard ratio (95 % CI) | p | hazard ratio (95 % CI) | p | p | |
| Age | 1.16 | 0.148 | 0.76 | 0.162 | – | – | 0.160 |
| Tumor size | 2.44 | 0.001 | 1.72 | 0.350 | – | – | 0.340 |
| Tumor type | 1.20 | 0.587 | 3.33 | 0.152 | – | – | 0.196 |
| Grade | 3.58 | < 0.001 | 7.10 | 0.028 | 10.34 | 0.002 | 0.014 |
| Lymphovascular invasion | 1.48 | 0.305 | 1.43 | 0.608 | – | – | 0.618 |
| Estrogen receptors | 2.21 | 0.002 | 1.24 | 0.778 | – | – | 0.776 |
| Progesterone receptors | 1.74 | 0.028 | 0.81 | 0.789 | – | – | 0.788 |
| HER2 status | 0.031 | 0.663 | 0.614 | ||||
| positive NT vs. negative | 2.18 | 0.009 | 1.29 | 0.683 | – | – | |
| positive T vs. negative | 0.96 | 0.944 | 0.46 | 0.460 | – | – | |
| uPA/PAI-1 | 6.46 | 0.014 | 2.79 | 0.205 | – | – | 0.166 |
j_raon-2016-0024_tab_003_w2aab3b8c39b1b7b1ab1b2b4b3Ab2
| Univariate analysis | Multivariate analysis withall variables | Multivariate analysis –backward LR model | Model if term removed | ||||
|---|---|---|---|---|---|---|---|
| hazard ratio (95 % CI) | p | hazard ratio (95 % CI) | p | hazard ratio (95 % CI) | p | p | |
| Age | 2.18 | < 0.001 | 1.61 | 0.002 | 1.68 | 0.001 | 0.001 |
| Tumor size | 1.38 | 0.036 | 0.94 | 0.865 | – | – | 0.865 |
| Tumor type | 1.24 | 0.298 | 2.24 | 0.142 | – | – | 0.165 |
| Grade | 1.40 | 0.042 | 2.39 | 0.066 | 2.69 | 0.005 | 0.064 |
| Lymphovascular invasion | 1.34 | 0.236 | 1.36 | 0.582 | – | – | 0.594 |
| Estrogen receptors | 1.24 | 0.224 | 1.80 | 0.242 | – | – | 0.233 |
| Progesterone receptors | 1.01 | 0.955 | 0.62 | 0.299 | – | – | 0.279 |
| HER2 status | 0.190 | 0.843 | 0.837 | ||||
| positive NT vs. negative | 1.37 | 0.152 | 0.76 | 0.562 | – | – | |
| positive T vs. negative | 0.63 | 0.318 | 0.90 | 0.871 | – | – | |
| uPA/PAI-1 | 2.73 | 0.006 | 1.98 | 0.126 | – | – | 0.114 |
Univariate and multivariate analysis of disease–free survival in lymph node–negative breast cancer patients with a median follow–up time of 100 months_ Multivariate analysis was performed in the 273 patients for whom complete data were available
| Univariate analysis | Multivariate analysis withall variables | Multivariate analysis –backward LR model | Model if term removed | ||||
|---|---|---|---|---|---|---|---|
| hazard ratio (95 % CI) | p | hazard ratio (95 % CI) | p | hazard ratio (95 % CI) | p | p | |
| Age | 1.80 | < 0.001 | 1.53 | 0.001 | 1.51 | 0.001 | < 0.001 |
| Tumor size | 1.41 | 0.012 | 1.01 | 0.982 | – | – | 0.982 |
| Tumor type | 1.08 | 0.658 | 1.28 | 0.598 | – | – | 0.606 |
| Grade | 1.37 | 0.031 | 1.54 | 0.240 | – | – | 0.240 |
| Lymphovascular invasion | 1.54 | 0.035 | 1.43 | 0.377 | – | – | 0.393 |
| Estrogen receptors | 1.19 | 0.271 | 1.81 | 0.165 | 2.25 | 0.008 | 0.158 |
| Progesterone receptors | 1.10 | 0.496 | 1.03 | 0.935 | – | – | 0.935 |
| HER2 status | 0.005 | 0.355 | 0.379 | ||||
| positive NT vs. negative | 1.73 | 0.003 | 1.66 | 0.150 | – | – | |
| positive T vs. negative | 0.70 | 0.332 | 1.16 | 0.758 | – | – | |
| uPA/PAI–1 | 2.16 | 0.005 | 1.76 | 0.106 | 1.99 | 0.035 | 0.098 |
Distribution of traditional prognostic factors, HER2 status, uPA and PAI-1 in the study group of node-negative breast cancer patients (N = 858)
| Factors | No. of patients | % |
|---|---|---|
| Age | 858 | |
| ≥ 40 years | 821 | 95.7 |
| < 40 years | 37 | 4.3 |
| Pathological tumor size | 846 | |
| < 2 cm | 474 | 56.0 |
| ≥ 2 cm | 372 | 44.0 |
| Pathological tumor type | 858 | |
| Ductal invasive | 720 | 83.9 |
| Other invasive | 138 | 16.1 |
| Histological grade | 799 | |
| G1-2 | 557 | 69.7 |
| G3 | 242 | 30.3 |
| Lymphovascular invasion | 795 | |
| No | 720 | 90.6 |
| Yes | 75 | 9.4 |
| Estrogen receptor status | 854 | |
| Positive | 674 | 78.9 |
| Negative | 180 | 21.1 |
| Progesterone receptor status | 803 | |
| Positive | 466 | 58.0 |
| Negative | 337 | 42.0 |
| HER2 status | 761 | |
| Negative | 610 | 80.2 |
| Positive, without adjuvant trastuzumab | 97 | 12.7 |
| Positive, with adjuvant trastuzumab | 54 | 7.1 |
| uPA and PAI-1 level | 332 | |
| Both low | 159 | 47.9 |
| One or both high | 173 | 52.1 |