Uncovering PD-L1 and CD8⁺ TILS Expression and Clinical Implication in Cervical Squamous Cell Carcinoma

Table 3

Multivariate analysis of COX regarding OS in CSCC patients.

Parameters	OS
	HR (95% CI)
Size (≤3 cm vs. >3 cm)	0.680 (0.287~1.615)	0.382
Degree of differentiation (moderately high differentiation vs. low differentiation)	0.369 (0.155~0.879)	0.024
Depth of infiltration (superficial muscular layer vs. deep muscular layer)	0.327 (0.073~1.466)	0.144
Lymph node metastasis (metastasis vs. nonmetastasis)	0.220 (0.091~0.534)	0.001
FIGO stage (I~II vs. III~IV)	0.331 (0.145~0.759)	0.009

, significant difference; HR: hazard ratio; CI: confidence interval; OS: overall survival.