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. 2012 Feb 21;18(7):712–719. doi: 10.3748/wjg.v18.i7.712

Table 3.

Multivariate analysis of death events related to esophageal squamous cancer

Parameters	Ratio of risk (RR)	95% CI	P value
Age	1.057	0.806-1.385	0.689
Gender	1.119	0.709-1.767	0.628
Location	1.170	0.785-1.745	0.441
Size	0.925	0.585-1.462	0.739
Lymph node metastasis	2.280	1.429-3.636	0.001^a
T stage	1.885	1.204-2.951	0.006^a
Histological grade	3.085	2.242-4.247	< 0.001^a
OCT4	2.625	1.528-3.972	< 0.001^a

CI: Confidence interval;

^a

P < 0.05.