Table 1. Univariate Cox regression analysis of FXYD members expression as recurrence predictors.

Variable	Univariate analysis
	Hazard ratio	95% CI	P value
Age	0.997	0.982-1.012	0.683
Gender	1.229	0.849-1.799	0.274
T stage	2.863	2.009-4.081	<0.001*
N stage	2.664	1.834-3.871	<0.001*
M stage	3.268	2.255-4.736	<0.001*
FXYD1 expression	1.560	1.062-2.291	0.023*
FXYD2 expression	3.611	1.332-9.792	0.012*
FXYD3 expression	0.525	0.363-0.760	<0.001*
FXYD4 expression	1.673	1.160-2.413	0.006*
FXYD5 expression	1.692	1.174-2.437	0.005*
FXYD6 expression	1.644	1.140-2.372	0.008*
FXYD7 expression	1.443	0.993-2.095	0.054

*, P<0.05.