Table 3.

Multivariate analysis of factors associated with overall survival

Factors	n	Hazard ratio (95% CI)	P
ECOG PS
0-1	64	1 (ref.)
2	17	2.396 (1.219-4.708)	0.011
Lymph node
Negative	13	1 (ref.)
Positive	68	1.846 (0.871-3.912)	0.110
Initial staging
III	38	1 (ref.)
IV	43	1.844 (1.109-3.066)	0.018
VEGFR3
Low ≤ 70.6	52	1 (ref.)
High > 70.6	29	2.443 (1.374-4.345)	0.002

PS: Performance status.