In cancers with sTIL ≥30%, the PD-L1 positivity rate was 100%, in cancers with sTIL 11–29%, PD-L1 positivity was 71%, and in cancers with sTIL <10%, PD-L1 positivity was only 42% (p = 0.00015 (two-sided Fisher’s exact test); Fig. 2c). Here, CD274 is linked to cancer.