Table 4.

Univariate logistic regression analysis for recurrence-free survival (n = 31)

Variable	Univariate analysis			Multivariate analysis
	OR	95% CI	P-value	OR	95% CI	P-value
Age >65 years	1.85	0.33–10.35	0.488	1.04	0.16–6.71	0.968
Male gender	1.04	0.28–3.86	0.947	3.82	0.96–15.20	0.086
Node-positive primary disease	0.15	0.04–0.59	0.014	0.61	0.09–4.02	0.615
Disease-free interval <12 months	0.37	0.09–1.50	0.175	0.58	0.12–2.88	0.522
CEA >200 ng/ml	0.45	0.05–3.88	0.476	0.12	0.01–1.39	0.120
More than three lesions	1.17	0.28–4.90	0.831	0.31	0.07–1.40	0.158
Extrahepatic metastases	0.24	0.08–0.76	0.021	0.12	0.02–0.62	0.030
Interval between surgeries >150 days	1.21	0.30–4.86	0.787

OR, odds ratio; 95% CI, 95% confidence interval; CEA, carcinoembryonic antigen.