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Fig. 3 | World Journal of Surgical Oncology

Fig. 3

From: Correlation between schistosomiasis and CD8+ T cell and stromal PD-L1 as well as the different prognostic role of CD8+ T cell and PD-L1 in schistosomal-associated colorectal cancer and non-schistosomal-associated colorectal cancer

Fig. 3

Kaplan-Meier curves for overall survival (OS) of CRC patients, OS was calculated using the Kaplan–Meier method and analyzed using the log-rank test. A OS of CRC patients with expression of PD-L1 on the immune stroma cells (sPD-L1 positive expressing ≥ 2%) (p = 0.0023). B OS of CRC patients with expression of PD-L1 on tumoral cells (tPD-L1 positive expressing ≥ 2%) (p = 0.3693). C OS of CRC patients with CD8+ cells density (p < 0.0001). The optimum cutoff value of CD8+T cell density were determined by X-tile program, which were 279 cell/mm2. CD8low group was defined as CD8+ T cells density < 279, and CD8high group was defined as CD8+ T cells density ≥ 279 cell/mm2

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