PD-L1 IC ≥1% was more often seen in tumours with high CD4+ T cells infiltration (p = 0.02), while PD-L1 CPS ≥1%—in tumours with high CD4+ and CD8+ T cells infiltration (p = 0.021 and p = 0.048, respectively). The gene discussed is CD8A; the disease is neoplasm.