Figure 3.
Morphometric results of the number of intraepithelial CD8+ T cells among different groups. The longitudinal axis, the number of intraepithelial CD8+ T cells. A, Patients alive for more than 5 years (stage I excluded). B, Patients who died of the primary disease after curative operation (stages II and III). C, patients who received noncurative operation (stage IV+stage III with unresectable lymph node metastasis). We excluded cases positive for cancer cells at the resection margins. Overall differences, P<0.0005 (Kruskal–Wallis).
