Table II.

Prognostic value of FMO5 expression in OS.

	OS
Variables	HR (95% CI)	P-value
Univariate analysis
Sex (male vs. female)	0.722 (0.294–1.770)	0.476
Age, years (≥60 vs. <60)	2.698 (0.625–11.652)	0.184
Clinical stage (I–II vs. III–IV)	1.809 (0.735–4.453)	0.197
T stage (T1-2 vs. T3-4)	2.408 (0.555–10.437)	0.240
N stage (N0 vs. N1-2)	1.633 (0.674–3.956)	0.278
M stage (M0 vs. M1)	2.706 (1.023–7.162)	0.045
FMO5 expression (low vs. high)	2.326 (1.062–5.091)	0.035
Multivariate analysis
Sex (male vs. female)	0.573 (0.231–1.426)	0.231
Age, years (≥60 vs. <60)	2.451 (0.710–8.464)	0.156
FMO5 expression (low vs. high)	2.865 (1.116–7.355)	0.029

FMO5, flavin-containing monooxygenase 5; OS, overall survival; HR, hazard ratio; CI, confidence interval.