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

Table 4 Comparison of positive expression rates of tumor-infiltrating lymphocyte subpopulations in adjacent tissues in stage-I associating liver partition and portal vein ligation for staged hepatectomy, stage-II associating liver partition and portal vein ligation for staged hepatectomy, and right hemi-hepatectomy groups

	ALPPS			Variance analysis
	Stage-I ALPPS	Stage-II ALPPS	Hepatectomy	F valve	P valve
Total T cells (%)	2.0 ± 0.6	1.9 ± 0.9	1.8 ± 1.3	0.129	0.879
CD4+ T cells (%)	0.8 ± 0.3	0.9 ± 0.3	0.9 ± 0.7	0.258	0.774
CD8+ T cells (%)	0.8 ± 0.3	1.0 ± 0.5	1.0 ± 0.7	0.510	0.604
Treg cells (‰)	0.0 ± 0.1	0.0 ± 0.0	0.0 ± 0.0	0.292	0.748
B cells (%)	2.0 ± 1.2	1.8 ± 0.8	1.7 ± 0.5	0.269	0.765
NK cells (%)	0.7 ± 0.7	0.6 ± 0.5	0.8 ± 0.7	0.550	0.581

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