Change of tumor-infiltrating lymphocyte of associating liver partition and portal vein ligation for staged hepatectomy for hepatocellular carcinoma

Table 5 Comparison of tumor-infiltrating lymphocyte subpopulations between tumor and adjacent tissues in associating liver partition and portal vein ligation for staged hepatectomy group

	Stage-I ALPPS			Stage-II ALPPS
	Tumor	Adjacent	P valve	Tumor	Adjacent	P valve
Total T cells (%)	3.3 ± 2.9	2.0 ± 0.6	0.116	3.1 ± 2.0	1.9 ± 0.9	0.056
CD4+ T cells (%)	1.0 ± 0.9	0.8 ± 0.3	0.403	1.2 ± 1.1	0.9 ± 0.3	0.278
CD8+ T cells (%)	0.8 ± 0.7	0.8 ± 0.3	0.902	1.0 ± 0.9	1.0 ± 0.5	0.792
Treg cells (‰)	0.2 ± 0.1	0.0 ± 0.1	0.056	0.2 ± 0.2	0.0 ± 0.0	0.156
B cells (%)	1.7 ± 1.3	2.0 ± 1.2	0.515	1.3 ± 0.7	1.8 ± 0.8	0.085
NK cells (%)	0.7 ± 0.2	0.7 ± 0.7	0.985	0.4 ± 0.2	0.6 ± 0.5	0.403

NK: Natural killer; ALPPS: Associating liver partition and portal vein ligation for staged hepatectomy.