Table 2. Prognostic factors for cancer-specific survival in all patients with ESCC.

Variables	Patients (n = 191)	Category or characteristics	Univariate analyses			Multivariate analyses
			HR	95% CI	p value	HR	95% CI	p value
Gender	22/169	(female/male)	1.310	0.599–2.867	0.4993
Age	81/110	(<65 / ≥65)	0.961	0.594–1.554	0.8713
BMI	144/47	(≥18.5 / <18.5)	1.616	0.946–2.758	0.0787
Alb	159/32	(≥3.5 / <3.5)	2.747	1.557–4.845	0.0005	2.498	1.333–4.684	0.0043
CRP	148/43	(<0.5 / ≥0.5)	2.262	1.344–3.807	0.0021	1.205	0.673–2.157	0.5300
GNRI	110/81	(≥97.1 / <97.1)	2.879	1.764–4.698	< 0.0001	1.941	1.120–3.365	0.0181
Tumor size	54/136	(<3 / ≥3)	2.704	1.415–5.170	0.0026	1.229	0.614–2.461	0.5600
pTNM stage	114/77	(I, II / III)	4.600	2.747–7.704	< 0.0001	3.884	2.229–6.769	< 0.0001
Differentiation	64/127	(well / other)	1.908	1.074–3.390	0.0276	2.307	1.262–4.220	0.0066
SCC	139/52	(<1.5 / ≥1.5)	1.546	0.921–2.595	0.0990