Table 4.

Multivariate cox proportional-hazards analysis of overall survival.

Variable	Hazard ratio	CI of hazard ratio	p value
Age	1.02	0.99–1.05	0.2213
Grade_FIGO (3 vs 1 and 2)	4.28	1.69–10.82	0.0021
Stage (III/IV vs I/II)	1.64	0.7–3.81	0.2519
Tumor size (>2 cm vs <=2 cm)	3.33	0.99–11.26	0.0525
LVI (N vs Y)	1.27	0.5–2.89	0.5751
Recurrence
N vs Y	0.26	0.11–0.62	0.0023
Others vs Y	3.93	1.43–10.82	0.008
Depth of Invasion (>50 vs <=50)	2.06	0.95–4.47	0.0686
Subtype
Endometrioid vs USC+CCC	2.75	1.01–7.51	0.0484
SNCG (P vs N)	1.97	0.87–4.45	0.1023