CD8A and cancer: Cancer-associated fibroblasts, hematopoietic stem cells, stroma score, B cells, T cell CD4+ memory, T cell CD4+ effector memory, CD8+ T cells, and T cell CD8+ central memory were all significantly expressed in the high-risk group, with p values of less than 0.01, 0.001, 0.05, 0.05, 0.05, 0.05, 0.05, and 0.01, respectively.