Table 2.

Risk factors for early recurrence

Variable	Univariate Analysis, p value	Multivariable Analysis
	p Value	Odds Ratio	95% CI	p Value
Age(years)	0.987
Sex	0.458
Female
Male
BMI	0.454
ALB	0.920
HB	0.511
Tumor size(cm)	0.422
Tumor location (Others VS Head)	0.012	1.86	0.65–5.37	0.25
Preoperative CA-199	0.139
Preoperative CA-125 (>26.95 VS <26.95)	<0.001	5.47	1.83–16.4	0.002
Preoperative CEA	0.691
Histological type	0.965
Well-mod. adenocarcinoma
Poor adenocarcinoma
Others
Pathological vascular invasion (yes vs. no)	<0.001	9.27	2.51–34.23	0.001
Positive lymph nodes (yes vs. no)	<0.001	4.18	1.52–11.5	0.006
Chemotherapy regimens (mF vs. AG)	0.018	4.2	0.56–31.68	0.164
TBCAS(day)	0.404

BMI: Body Mass Index; HB: hemoglobin; ALB: albumin; TBCAS: Time to beginning chemotherapy after surgery; TBCAS: Time to begin chemotherapy after surgery