Table 3.

Multivariate analysis using the Cox proportional hazards model

Parameter	n	Hazard ratio	95% confidence interval	P value
Gender
Male	55	0.741	0.427–1.285	0.285
Female	45
Age
< 60	26	0.663	0.340–1.293	0.228
≥ 60	74
Tumor size
< 5 cm	39	0.750	0.433–1.300	0.306
≥ 5 cm	61
Lymph node metastasis
Negative	62	0.416	0.234–0.739	0.003
Positive	38
O-GlcNAcylation level
Low	47	0.650	0.513–0.932	0.041
High	53