Table IV.

Multivariate analysis of factors affecting the overall survival time of patients with GAC by Cox proportional hazards model.

Factor	P-value	Relative risk (HR)	95%CI
Status of lymph node metastasis	0.100
Degree of differentiation	0.364
STAT3	0.164
p-STAT3	0.006	2.520	1.310–4.849
HIF-1α	0.244
VM	0.001	3.021	1.613–5.660

GAC, gastric adenocarcinoma; HR, hazard ratio; CI, confidence interval; STAT3, signal transducer and activator of transcription-3; p-STAT3, phosphor-STAT3; HIF-1α, hypoxia-inducible factor-1α; VM, vasculogenic mimicry.