Table 2. Univariate and multivariate analysis of clinic pathologic factors for overall survival in 106 patients with GC.

Risk factors	Univariate analysis			Multivariate analysis
	HR*	p value	95% CI	HR	p value	95% CI
LINC00668 expression	1.024	<0.001**	1.015~1.033	1.018	<0.001**	1.009~1.027
Lymph node metastasis (N0, N1 or above)	2.983	<0.001**	1.680~5.294	2.286	0.001**	1.334~3.917
TNM stage (I/II, III/IV)	2.824	<0.001**	1.689~4.721	2.643	0.003*	1.462~4.776
Histological grade (low, middle or high)	0.756	0.279	0.456~1.254
Age (≤60, >60)	1.151	0.584	0.695~1.907
Invasion depth (T1, T2 or above)	1.95	0.122	0.837~4.544
Sex (male, female)	1.373	0.227	0.821~2.296

^*HR hazard ratio

^*p < 0.05

^**p < 0.01