Table 2.

Association between PD-L1, B7-H3, B7-H4, and VISTA in clear cell carcinoma of theuterine cervix.

Variables	B7-H3		B7-H4		PD-L1
	Negative	Positive	Negative	Positive	Negative	Positive
B7-H4	P = 0.015
Negative	32	2
Positive	10	6
PD-L1	P = 0.809		P = 0.455
Negative	32	7	25	14
Positive	10	1	9	2
VISTA	P = 0.320		P = 0.357		P = 0.001
Negative	26	7	21	12	31	2
Positive	16	1	13	4	8	9

PD-L1: programmed cell death-ligand 1; VISTA: V-domain Ig suppressor of T cell activation.