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Table 2 multivariate analysis of TNBC prognostic factors by Cox regression model

From: Impact of central obesity on prognostic outcome of triple negative breast cancer in Chinese women

  DFS OS
P HR 95.0 % CI P HR 95.0 % CI
Model 1: BMI ≥ 25 kg/m2 as a covariate into Cox regression model
 LVI: positive versus negative 0.012 2.165 1.182–3.965 0.045 2.075 1.017–4.237
 pT stage 0.045    0.033   
 pT2 versus pT1 0.037 2.228 1.049–4.736 0.055 2.476 0.981–6.247
 pT3 versus pT1 0.020 3.417 1.217–9.593 0.010 4.672 1.453–15.021
 pN stage 0.018    0.048   
 pN1 versus pN0 0.004 2.862 1.410–5.809 0.050 2.304 0.999–5.318
 pN2 versus pN0 0.008 3.016 1.331–6.831 0.009 3.460 1.370–8.736
 pN3 versus pN0 0.108 2.642 0.808–8.636 0.051 3.797 0.993–14.525
 BMI: BMI ≥ 25 kg/m2 versus BMI < 25 kg/m2 0.125 1.554 0.885–2.728 0.059 1.904 0.976–3.713
Model 2: WC ≥ 80 cm as a covariate into Cox regression model
 LVI: positive versus negative 0.011 2.202 1.199–4.043 0.029 2.226 1.083–4.574
 pT stage 0.041    0.031   
 pT2 versus pT1 0.030 2.284 1.081–4.826 0.045 2.552 1.020–6.386
 pT3 versus pT1 0.019 3.395 1.218–9.466 0.009 4.635 1.457–14.745
 pN stage 0.013    0.033   
 pN1 versus pN0 0.003 2.887 1.419–5.873 0.052 2.303 0.992–5.343
 pN2 versus pN0 0.005 3.231 1.433–7.289 0.005 3.770 1.499–9.477
 pN3 versus pN0 0.107 2.640 0.811–8.589 0.051 3.759 0.994–14.221
 WC: WC ≥ 80 cm versus WC < 80 cm 0.046 1.759 1.009–3.065 0.014 2.297 1.184–4.456
Model 3: WC ≥ 80 cm + BMI ≥ 25 kg/m2 as a covariate into Cox regression model
 LVI: positive versus negative 0.011 2.207 1.203–4.051 0.037 2.119 1.045–4.294
 pT stage 0.041    0.033   
 pT2:pT1 0.031 2.280 1.080–4.814 0.050 2.496 1.001–6.225
 pT3:pT1 0.019 3.394 1.221–9.439 0.010 4.565 1.439–14.488
 pN stage 0.017    0.027   
 pN1:pN0 0.004 2.816 1.384–5.730 0.049 2.306 1.002–5.307
 pN2:pN0 0.005 3.159 1.403–7.115 0.004 3.810 1.532–9.476
 pN3:pN0 0.115 2.576 0.793–8.366 0.045 3.850 1.029–14.413
 WC + BMI: WC ≥ 80 cm and BMI ≥ 25 kg/m2 versus WC < 80 cm or BMI < 25 kg/m2 0.031 1.845 1.059–3.212 0.010 2.377 1.230–4.593