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Objective:To evaluate the efficacy of adjuvant chemotherapy in patients with esophageal carcinoma undergoing radical surgery by meta-analysis.Methods:CBMDisc.CNKI,Pubmed databases were searched from January 1995 to June 2005.Randomized trials on comparison surgery plus adjuvant chemotherapy(S+C)and surgery alone for patients with localized carcinoma of esophaqus were selected.RevMan 4.2 software was used for meta-analysis.Results:7 studies were included in the meta-analysis.A total of 401 patients underwenl radical surgery plus chemotherapy and 463 underwent surgery alone.Compared with surqery alone.the patients underwent S+C were significantly superior in the 3-year survival rate:the combined relative risk(RRs) of death was 0.83,95%confidence interval(CI)was 0.71 to 0.95,P=0.009.Conclusion:Based on the review.adjuvant chemotherapy has a benefit on the 3-year survival rate in the patients with esophageal carcinoma.