Table 3.

Multivariate Cox Analysis for the Prognosis of 129 Patients with LS-PSCCE

Variables	p value	RR (95% CI)
Alcohol abuse	0.046	1.479(1.007–2.173)
Smoking	0.503	——
Length, cm	0.188	——
Macroscopic tumor type	0.966	——
TNM stage	<0.001	3.555(2.36–5.481)
T stage	0.055	——
N stage	0.687	——

Abbreviations: RR, relative risk; CI, confidence interval.