Table 5.

The expression of PD-L1 was correlated to neoadjuvant chemotherapy, tumor stage and metastasis in cervical cancer patients

Pathology characteristics		Number of samples	Positive (%)	Negative (%)	P value
Neoadjuvant chemotherapy	Yes	40	35(87.50%)	5(12.50%)	<0.010*
	No	32	14(43.75%)	18(56.25%)
Differentiation	Low differentiation	12	9(75.00%)	3(25.00%)	0.344
	High differentiation	40	24(60.00%)	16(40.00%)
Pathological stage	I-IIa	61	38(62.30%)	23(37.70%)	0.0199*
	IIb-IV	20	18(90.00%)	2(10.00%)
Lymph node metastasis	Yes	18	15(83.33%)	3(16.67%)	0.039*
	No	60	37(61.67%)	23(38.33%)
Vascular invasion	Yes	13	11(84.62%)	2(15.38%)	0.046*
	No	55	30(54.55%)	25(45.45%)

* represents P<0.05.