Characteristics | Univariate analysis | Multivariate analysis | ||
---|---|---|---|---|
HR(95%CI) | P-value | HR(95%CI) | P-value | |
Age |  | < 0.001 |  | < 0.001 |
 < 68 | Reference |  | Reference |  |
 68–78 | 2.025 (1.071–3.827) | 0.030 | 2.576 (1.262–5.258) | 0.009 |
 79+ | 8.326 (4.848–14.299) | < 0.001 | 14.362 (7.309–28.222) | < 0.001 |
Race | Â | 0.228 | Â | Â |
 White | Reference |  |  |  |
 Black | 1.508 (0.746–3.051) | 0.253 |  |  |
 Other | 0.546 (0.198–1.506) | 0.242 |  |  |
Sex | Â | 0.355 | Â | Â |
 Female | Reference |  |  |  |
 Male | 1.944 (0.476–7.945) | 0.355 |  |  |
Marital |  | 0.003 |  | < 0.001 |
 Married | Reference |  | Reference |  |
 Single | 2.343 (1.251–4.389) | 0.008 | 4.087 (2.019–8.275) | < 0.001 |
 Divorced | 2.371 (1.382–4.068) | 0.002 | 1.66 (0.888–3.105) | 0.113 |
Site | Â | 0.038 | Â | 0.022 |
 Other | Reference |  | Reference |  |
 502 | 0.392 (0.165–0.929) | 0.033 | 0.485 (0.201–1.171) | 0.108 |
 503 | 0.206 (0.028–1.504) | 0.119 | 0.217 (0.025–1.87) | 0.164 |
 504 | 0.525 (0.307–0.897) | 0.018 | 0.45 (0.25–0.813) | 0.008 |
 505 | 0.55 (0.196–1.545) | 0.257 | 0.309 (0.102–0.941) | 0.039 |
Laterality | Â | 0.317 | Â | Â |
 Left | Reference |  |  |  |
 Right | 0.782 (0.484–1.266) | 0.317 |  |  |
Grade | Â | Â | Â | Â |
 I + II | Reference |  |  |  |
 II + IV | 1.057 (0.425–2.628) | 0.904 |  |  |
AJCC stage |  | < 0.001 |  |  |
 I | Reference |  |  |  |
 II | 1.413 (0.829–2.409) | 0.204 |  |  |
 III | 1.901 (0.678–5.335) | 0.222 |  |  |
 IV | 32.616 (13.295–80.013) | < 0.001 |  |  |
T stage |  | < 0.001 |  | < 0.001 |
 T1 | Reference |  | Reference |  |
 T2 | 1.777 (1.026–3.079) | 0.040 | 1.656 (0.887–3.094) | 0.113 |
 T3 | 1.711 (0.531–5.516) | 0.368 | 2.175 (0.651–7.266) | 0.207 |
 T4 | 12.661 (4.522–35.453) | 0.000 | 40.392 (9.908–164.669) | < 0.001 |
N stage | Â | 0.070 | Â | Â |
 N0 | Reference |  |  |  |
 N1 | 1.034 (0.527–2.029) | 0.922 |  |  |
 N2 | 0.768 (0.106–5.55) | 0.793 |  |  |
 N3 | 4.78 (1.49–15.333) | 0.009 |  |  |
M stage |  | < 0.001 |  | < 0.001 |
 M0 | Reference |  | Reference |  |
 M1 | 28.362 (11.839–67.949) | < 0.001 | 52.29 (13.76–198.705) | < 0.001 |
ER status | Â | 0.749 | Â | Â |
 Negative | Reference |  |  |  |
 Positive | 1.208 (0.379–3.847) | 0.749 |  |  |
PR status | Â | 0.001 | Â | 0.001 |
 Negative | Reference |  | Reference |  |
 Positive | 0.408 (0.236–0.706) | 0.001 | 0.363 (0.199–0.662) | 0.001 |
HER-2 status | Â | 0.199 | Â | Â |
 Negative | Reference |  |  |  |
 Positive | 2.273 (0.677–7.629) | 0.184 |  |  |
 Unknown | 0.781 (0.436–1.398) | 0.405 |  |  |
Surgery |  | < 0.001 |  | 0.019 |
 No | Reference |  | Reference |  |
 Yes | 0.127 (0.058–0.278) | < 0.001 | 0.27 (0.09–0.809) | 0.019 |
Radiaotherapy |  | < 0.001 |  |  |
 No | Reference |  |  |  |
 Yes | 0.343 (0.205–0.574) | < 0.001 |  |  |
Chemotherapy | Â | 0.009 | Â | Â |
 No | Reference |  |  |  |
 Yes | 0.353 (0.161–0.771) | 0.009 |  |  |