CD8A and neoplasm: Our findings revealed a diminished infiltration level of B cells, CD8 + T cells, dendritic cells, eosinophils, macrophages, mast cells, NK cells, T cells, helper T cells, follicular helper T cells and tumour‐infiltrating lymphocytes in the high‐risk group, while the levels of CD56dim NK cells and Th2 cells were elevated (Figure 7A).