Table 3 Correlation between the mRNA level of PD-L1, TILs level, PD-L1 immunoscore in tumour cell, PD-L1 immunoscore in TILs and total PD-L1 immunoscore in tumour cells and TILs among 39 patients with fresh tissue*

From: Programmed death-ligand 1 (PD-L1) expression in tumour cell and tumour infiltrating lymphocytes of HER2-positive breast cancer and its prognostic value

 

Immunoscore of PD-L1 on tumour cells

Immunoscore of PD-L1 on TILs

Total immunoscore of PD-L1 on both tumour cells and TILs

mRNA level of PD-L1

TILs level

0.494** (p = 0.001)

0.648 (p < 0.001)

0.662 (p < 0.001)

0.532 (p < 0.001)

Immunoscore of PD-L1 on tumour cells

 

0.500 (p = 0.001)

0.764 (p < 0.001)

0.404 (p = 0.011)

Immunoscore of PD-L1 on TILs

  

0.917 (p < 0.001)

0.348 (p = 0.030)

Total immunoscore of PD-L1 on tumour cells and TILs

   

0.469 (p = 0.003)

  1. *Spearman correlation analysis was performed. **Spearman correlation coefficient.