Table 2. Univariate and multivariate analysis of five immune-related factors.

	Univariate analysis		Multivariate analysis
	HR (95%CI)	Sig	HR (95%CI)	Sig
CD4	0.73 (0.60-0.88)	0.001	0.88 (0.71-1.09)	0.247
CD8	0.63 (0.51-0.77)	<0.001	0.66 (0.52-0.85)	0.001
Foxp3	0.72 (0.59-0.88)	0.001	0.74 (0.60-0.91)	0.004
PD-L1	1.23 (1.01-1.50)	0.042	1.27 (1.04-1.55)	0.018
PD-1	1.10 (0.89-1.37)	0.364

Abbreviations: HR: Hazard ratio; CI: confidence interval.