Table 2 Univariate and multivariate analyses of variables associated with RFS in TNBC (N=101)

Age (<50 vs. >50)

0.765–2.727

0.2488

Residual tumor size (>2.0 cm vs. <2.0 cm)

2.045–7.902

<0.0001*

2.59

1.302–5.396

0.0064*

Nodal status after NAC (positive vs. negative)

2.003–7.732

<0.0001*

2.97

1.509–6.178

0.0015*

Grade (III vs. I, II)

0.352–4.234

0.9903

Basal-like vs. non basal-like

1.035–4.267

0.0389*

2.01

0.979–4.262

0.0532

Ki-67 LI (high vs. low)

0.716–2.562

0.3526

Unstained TILs (low vs. high)

1.110–22.34

0.0301*

2.01

0.572–12.71

0.3101

CD8 (low vs. high)

2.016–8.105

<0.0001*

3.09

1.537–6.614

0.0013*

CD8 (as a continuous variable)^a

1.002–1.012

0.0021*

1.01^b

1.001–1.011

0.0249*

FOXP3 (low vs. high)

0.689–2.456

0.4199

FOXP3 (as a continuous variable)^a

0.997–1.008

0.3753

CD8/FOXP3 (low vs. high)

1.239–5.097

0.0090*

2.07

1.029–4.436

0.0412*

CD8/FOXP3 (as a continuous variable)^a

1.085–1.616

0.0011*

1.14^b

0.994–1.381

0.0631