Table 3. Results of univariate and multivariate analyses of the overall survival of NUDT5.

	Univariate analysis		Multivariate analysis
	HR (95% CI)	P	HR (95% CI)	P
Age (years)
<65	1
≥65	0.892 [0.571–1.395]	0.617
Gender
Male	1
Female	0.604 [0.348–1.049]	0.073
Lymph node metastasis
No	1
Yes	1.377 [0.766–2.473]	0.285
AJCC stage
I + II	1		1
III + IV	3.675 [1.896–7.126]	<0.001*	1.717 [0.890–3.311]	0.107
T stage
T1 + T2	1
T3 + T4	2.615 [1.249–5.477]	0.011*	1.630 [0.713–3.726]	0.247
N stage
N0	1		1
N1 + N2	2.065 [1.249–3.293]	0.002*	0.760 [0.223–2.594]	0.661
Differentiation
Well + Moderate	1
Poor	0.951 [0.584–1.549]	0.841
Vascular invasion
No	1
Yes	1.193 [0.435–3.271]	0.731
NUDT5
Low	1		1
High	2.084 [1.280–3.393]	0.003*	1.751 [1.056–2.903]	0.030*

Notes:

^*P < 0.05.

HR, hazard ratio.