IL-6 expression predicts treatment response and outcome in squamous cell carcinoma of the esophagus

Table 5 Multivariate analysis to determine molecular markers associated with prognosis (OS) of patients

Variables	Odd ratios	95% confidence interval	p
IL-6 staining	5.319	2.906-9.734	<0.001*
p-STAT3 staining	0.926	0.529-1.593	0.761
Tumor resection	0.454	0.270-0.762	0.003*
Clinical stage	0.908	0.531-1.551	0.723
Treatment response	2.601	1.583-4.276	<0.001*
Recurrence and/or distant metastasis	4.172	1.700-10.240	0.002*

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