Table 2.

Correlations between B7 family molecules and T-cell subset infiltration in pancreatic cancer

T-cell infiltrationdensity	Cases	B7-H1 expression		P-value	B7-H3 expression		P-value	B7-H4 expression		P-value
		Low	High		Low	High		Low	High
CD3
Low	32	12	20	<0.001	8	24	0.287	8	24	<0.001
High	31	27	4		12	19		24	7
CD8
Low	38	18	20	0.004	11	27	0.058	17	21	0.305
High	25	21	4		9	16		15	10
Total	63	39	24	–	20	43	–	32	31	–