Table 3. Multivariate analysis to determine molecular markers associated with prognosis (OS) of patients.

Variables	Odd ratios	95% confidence interval	p
DNMT3b staining	3.712	1.178–11.699	0.025*
Disease failure	2.523	1.102–5.777	0.029*
Pathologic stage	1.224	0.463–3.238	0.684
LN metastasis	0.942	0.426–2.086	0.883
Risk factor	0.597	0.211–1.694	0.333

* p value<0.05.