Table 3 The survival results of the studied endpoints from the univariable analysis

Breast cancer-specific survival

9.790

3.151–30.417

8.01*10^− 5

28.002

1.804-434.579

0.017

Overall survival

7.150

2.938–17.397

1.45*10^− 5

2.483

0.337–18.315

0.372

Distant disease-free survival

8.215

2.867–23.539

8.83*10^− 5

9.425

1.077–82.505

0.043

Disease-free survival

4.701

1.924–11.486

0.001

6.375

1.110-36.615

0.038

Relapse-free survival

1.761

0.388–7.985

0.463

2.852

0.142–57.159

0.493