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Table 3 Independent prognostic factors in Cox multivariate model for recurrence-free survival in years

From: Human breast cancer cells educate macrophages toward the M2 activation status

Variables Regression coefficent Standard error Regression coefficient/standard error χ 2 P Exp (Coef) 95 % CI
Lower Upper
ER+ −0.612 0.252 −2.430 5.903 0.0151 0.542 0.331 0.888
HER-2+ 0.050 0.239 0.211 0.045 0.8326 1.052 0.659 1.679
Ki67 >20% −0.711 0.269 −2.642 6.981 0.0082 0.491 0.290 0.832
Node positivity −1.096 0.394 −2.780 7.730 0.0054 0.334 0.154 0.724
Size >22 mm −0.865 0.237 −3.657 13.372 0.0003 0.421 0.265 0.669
Histological grade 3 −0.071 0.268 −0.266 0.071 0.7899 0.931 0.550 1.575
CD163 >167.5 0.580 0.229 2.531 6.408 0.0114 1.786 1.140 2.798
  1. ER estrogen receptor, HER-2 human epidermal growth factor receptor 2, Coef regression coefficient, χ 2 chi-squared, Exp(Coef) hazard ratio