Gastrectomy in comprehensive treatment of advanced gastric cancer with synchronous liver metastasis: a prospectively comparative study

Table 2 Multivariate analysis of prognostic factors for OS of AGC patients with synchronous liver metastasis

Variables	HR	CI (95 %)	P value
Underwent gastrectomy	1.327	0.501–3.517	0.569
Response evaluation			0.026
SD vs. PR	0.228	0.076–0.682	0.008
PD vs. PR	0.292	0.096–0.888	0.030

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