表 2. Risk factors affecting 5-year survival rate after radical gastrectomy for gastric cancer.

影响胃癌根治术后5年生存率的危险因素

Characteristic	Univariate analysis			Multivariate analysis
	Log rank χ2	P		HR	95% CI	P
HR: hazard ratio; CI: confidence interval.
Sex (male vs. female)	3.039	0.081
Age (<60 yr. vs ≥60 yr.)	0.000	0.992
MLF1IP expression (high vs. low)	31.274	<0.01		2.508	1.259-4.999	0.009
CEA (<5 μg/L vs. ≥5 μg/L)	18.654	<0.01		2.171	1.152-4.092	0.017
CA19-9 (<37 kU/L vs. ≥37 kU/L)	36.216	<0.01		2.401	1.094-5.269	0.029
Tumor size (<5 cm vs. ≥5 cm)	2.742	0.098
Histological type (adenocarcinoma vs. other)	0.005	0.943
T stage (T1-T2 vs. T3-T4)	24.790	<0.01		2.779	1.049-7.358	0.040
N stage (N0-N1 vs. N2-N3)	26.591	<0.01		2.072	1.100-3.904	0.024