Table 3.

The multivariable analysis of overall survival in gastric carcinoma

	Model A			Model B
	Hazard ratio	95% CI	P value	Hazard ratio	95% CI	P value
Gender	1.208	0.736-1.983	0.455	0.984	0.566-1.711	0.954
Age	2.302	1.383-3.831	0.001	1.472	1.059-2.047	0.028
Stage	3.604	2.551-5.091	<0.001	3.610	2.490-5.233	<0.001
Degree of differentiation	0.505	0.288-0.886	0.017	0.424	0.167-1.074	0.070
Lauren classfication	1.440	1.004-2.066	0.047	–	–	–
HER2 status	0.669	0.320-1.398	0.285	–	–	–
L-H status	–	–	–	2.222	1.259-3.920	0.006

Abbreviations: CI confidence interval, HER2 human epidermal growth factor receptor-2, L-H status Lauren classification and HER2 status.

Model A includes the factors of Lauren classification and HER2 status; Model B includes the combination factor of L-H status.