Table 2.

Cox model analysis for the association between the HHLA2 expression level and patients’ clinical parameters

Variables	Univariate analysis		Multivariate analysis
	HR (95% CI)	P	HR (95% CI)	P
Gender (male: female)	0.923 (0.448–1.901)	0.828	1.415 (0.637–3.145)	0.394
Age (> 60: ≤ 60 years)	2.971 (1.397–6.320)	0.005	3.504 (1.578–7.784)	0.002
Tumor size (> 7: ≤ 7 cm)	2.757 (1.347–5.643)	0.005	1.098 (0.444–2.715)	0.840
TNM stage (II + III + IV: I)	3.762 (1.836–7.705)	0.000	3.745 (1.514–9.260)	0.007
HHLA2 expression (high: low)	3.179 (1.565–6.456)	0.001	3.128 (1.510–6.487)	0.002

Italics signifies P < 0.05