Subclassification scheme for adenocarcinomas of the esophagogastric junction and prognostic analysis based on clinicopathological features

Table 5 Multivariate Cox proportional hazards analysis of overall survival

Variable	Hazard ratio	95% confidence interval	P value
This study classification
Type E	1.0		0.004
Type Eg	0.451	0.207-0.984	0.045
Type Ge	0.300	0.147-0.609	0.001
Vessel invasion
V0	1.0
V1	2.545	1.399-4.631	0.002
Perineural invasion
P0	1.0
P1	1.129	0.599-2.127	0.709
Pathological depth of tumor invasion
T1-2	1.0
T3-4	2.945	1.095-7.922	0.032
Lymph node metastasis
L0	1.0
L1	3.643	1.728-7.678	0.001