Table 5.

Multivariate Analysis for Prognostic Factors (n = 142).

Variable	HR	95% CI	P
P stage	2.008	1.340-3.011	0.001
Ascites response	2.545	1.782-3.635	<0.001
Conversion surgery	0.229	0.075-0.705	0.010
R0 resection	0.131	0.022-0.787	0.026

Abbreviations: PSM, propensity score matching; HR, hazard ratio; CI, confidence interval.