CD8A and neoplasm: Based on the ssGSEA algorithm, most immune infiltration cells had higher scores in the high-risk group, including CD8+ T cells, B cells, DCs, immature DCs (iDCs), neutrophils, plasmacytoid dendritic cells (pDCs), T helper cells, mast cells, tumor-infiltrating lymphocytes (TIL), T follicular helper cells (Tfh), and regulatory T (Treg) cells (Figure 4A).