CD4 and neoplasm: Spearman’s correlation analysis revealed that the risk score was positively related with 3 tumor-infiltrating lymph cells (NK cells, M0, and M2 phenotype macrophages), but was negatively correlated with regulatory T cells, CD8+T cells, activated memory CD4+T cells, naïve B cells, and plasma cells (p < 0.05) (Figure 7E).