Table 2 Univariate and multivariate analysis of disease free survival and overall survival

Univariate

Multivariate

HR ^a (95% CI)

Univariate

Multivariate

HR ^a (95% CI)

Age

0.037

0.205^b

1.53 (0.79 - 2.96)^b

0.138

0.278^c

1.44 (0.75 - 2.78)^c

Tumor size

0.862

0.563

Lymph node

0.003

0.003^b

2.70 (1.40 - 5.23)^b

0.002

0.002^b

2.81 (1.46 - 5.42)^b

0.008^c

2.41 (1.25 - 4.64)^c

0.005^c

2.57 (1.34 - 4.93)^c

ER

0.0008

0.004^b

3.79 (1.53 - 9.38)^b

0.002

0.004^b

3.52 (1.50 - 8.23)^b

PR

0.109

0.168

HER2/neu

0.997

0.619

Grade

0.183

0.318

ECD

0.0002

0.214^b

1.62 (0.76 - 3.47)^b

0.005

0.451^b

1.34 (0.62 - 2.90)^b

0.097^c

1.89 (0.89 - 3.99)^c

0.341^c

1.45 (0.68 - 3.09)^c

Chemotherapy*

0.122

0.224

Radiation therapy

0.418

0.859

Hormone therapy

0.001

0.011^c

0.31 (0.13 - 0.77)^c

0.001

0.004^c

0.27 (0.11 - 0.65)^c