[Conditions suitable for chemotherapy of gastric cancer].

In order to investigate the applicable conditions to gastric cancer chemotherapy, we analyzed the various prognostic factors from the aspect of gastric cancer patients and anticancer drugs. 148 out of a total of 188 cases were evaluated in which PR was observed in 25 cases (16.9%). The man 50% survival time of all patients was 4.2 months, and the one-year survival was found in 14 cases (8.2%). The important prognostic factors were performance status, classification of metastases site and the efficacy of chemotherapy. From this results, it is thought that the best applicable conditions to gastric cancer chemotherapy were that a sufficient dose of multidrugs should be administered to the patients with less advanced cancer or good ps patients.