Table 2.

Mononuclear and epithelial PD-L1 expressions in cervical tissue specimens of patients in the groups

PD-L1 Staining Score		Group 1 (n = 29) HR-HPV(−), CIN 0	Group 2 (n = 21) HR-HPV(+), CIN 0	Group 3 (n = 20) HR-HPV(+), CIN 1	Group 4 (n = 24) HR-HPV(+), CIN 2–3	P value#
Mononuclear PD-L1 expression, n (%)	0	13	3	1	2	0.0003
	1	9	10	7	4
	2	5	8	7	9
	3	2	0	5	9
Epithelial PD-L1 Expression, n (%)	0	22	14	15	9	0.0394
	1	4	6	1	8
	2	3	1	2	3
	3	0	0	2	4

^#Chi-Squared test

Mononuclear PD-L1 expression: Grup I vs II: 0.0477, group I vs III; 0.0125, group I vs IV: 0.0016, group II vs III: 0.0302, group II vs IV: 0.0034, group II vs IV: 0.3827

Epithelial PD-L1 expression: Group I vs II: 0.3776, group I vs III: 0.2840, group I vs IV: 0.0154, group II vs III: 0.1156, group II vs IV: 0.0130, group III vs IV: 0.0573