Fig. 2

Kaplan-Meier curves with log-rank test for overall survival of the patients with stage IV gastric cancer who treated by gastrectomy following chemotherapy a) by overall response in best response of chemotherapy, b) by chemotherapy response of local region, c) by chemotherapy response of metastatic site, d) by overall response before operation, e) by response of local region before operation, f) by response of metastatic site before operation