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The median survival time in the combination of CD4 high CD8 high TILs expression group (median 28 months; 95% CI 23.407-32.593 months) was shorter than that in the combination of low CD4 low CD8 low TILs expression group (median 15 months; 95% CI 11.084-18.916 months) (P < 0.001).
