Table 1. Univariate and Multivariate Cox Logistic Analysis of Factors Associated with Survival.

Clinical Variable	Subset	Hazard ratio (95% CI)	P value
Univariate analysis (n = 293)
Age(years)	≥40 VS <40	1.20 (0.87–1.66)	0.277
Tumor homology	Pure VS Mixed	0.86 (0.54–1.35)	0.504
FIGO stage	IIb–IV VS I–IIa	2.86 (2.06–3.98)	<0.001
Tumor mass size	≥4cm VS <4cm	3.02 (1.78–5.13)	<0.001
Lymph node metastasis	Negative VS Positive	0.34 (0.22–0.55)	<0.001
Lymph-vascular space invasion	Negative VS Positive	0.69 (0.38–1.25)	0.222
Depth of stromal invasion	≥2/3 VS <2/3	2.43 (1.13–5.21)	0.022
Neurone-specific enolase	Positive VS Negative	1.32 (0.66–2.65)	0.432
Chromogranin A	Positive VS Negative	1.78 (1.02–2.52)	0.034
Synaptophysin	Positive VS Negative	1.22 (0.99–1.47)	0.057
Multivariate analysis (n = 293)
FIGO stage	IIb–IV VS I–IIa	3.08 (2.05–4.63)	<0.001
Tumor mass size	≥4cm VS <4cm	2.37 (1.28–4.36)	0.006
Chromogranin A	Positive VS Negative	1.81 (1.12–2.91)	0.015

FIGO, International Federation of Gynecology and Obstetrics; CI, confidence interval. Bold indicates significant values.