Table 2.

Univariate and multivariate analysis of the prognostic factors for recurrence-free survival

Variables	Univariate analysis				Multivariate analysis
	Hazard ratio	95 % CI	p value		Hazard ratio	95 % CI	p value
Age, years
< 65	1		0. 012		1		0.243
≥ 65	1.751	1.132-2.709			1.341	0.819-2.196
Sex
Female	1		0. 010		1		0.375
Male	1.748	1.142-2.675			1.237	0.773-1.979
Tumor site
Stomach	1		<0.001		1		0.003
Intestine	2.483	1.504-4.098			1.465	0.339-6.322
Colorectum	3.547	1.913-6.577			2.966	0.696-12.646
EGIST	1.345	0.316-5.721			4.411	0.979-19.979
Tumor size (cm)
0-2.0	1		<0.001		1		<0.001
2.1-5.0	2.899	0.877-9.580			2.187	0.633-7.560
5.1-10.0	7.970	2.451-25.921			4.280	1.251-14.650
≥ 10	23.022	6.942-76.353			18.755	5.468-64.324
Mitotic index (per 50 HPF)
0-5	1		<0.001		1		<0.001
6-10	2.921	1.649-5.171			3.271	1.084-5.930
> 10	13.957	8.391-23.215			8.951	5.135-15.601
PNI
≥ 47.45	1		<0.001		1		0.004
< 47.45	2.776	1.825-4.222			1.967	1.243-3.114
NLR
< 2.18	1				1		0.642
≥ 2.18	2.736	1.712-4.370	<0.001		1.146	0.645-2.138
PLR
< 203.21	1				1		0.181
≥ 203.21	1.975	1.276-3.057	0.002		1.411	0.852-2.338