©　2017,　Editorial　Board　of　Journal　of　Xi＇an　Jiaotong　University　(Medical　Sciences).　All　right　reserved.　Objective:　To　investigate　the　impact　of　overweight　on　short-term　outcomes　of　radical　gastrectomy　on　gastric　cancer　(GC).　Methods:　We　collected　retrospectively　the　clinical　data　of　166　GC　patients　(102　overweight　and　64　non-overweight　ones)　who　had　undergone　radical　resection　in　our　department　from　January　2009　to　December　2012.　We　then　compared　the　two　groups　in　intraoperative　and　postoperative　parameters　as　well　as　short-term　survival　rate.　Results:　The　operation　time　of　overweight　GC　patients　was　longer　than　that　of　non-overweight　GC　ones　(237.70±59.16)min　vs.　(210.55±54.49)min　(P＜0.05);　the　intraoperative　blood　loss　of　overweight　GC　patients　was　more　than　that　of　non-overweight　GC　patients　(346.41±223.63)mL　vs.　(276.77±155.46)mL　(P＜0.05).　There　were　no　significant　differences　between　the　two　groups　in　the　number　of　retrieved　lymph　nodes,　the　first　flatus　time,　the　first　time　to　have　liquid　diet,　postoperative　hospitalization　time,　postoperative　complications,　or　postoperative　3-year　overall　survival　rate　(76.8%　and　65.1%)　(all　P＞0.05).　Conclusion:　Overweight　is　associated　with　longer　operation　time　and　more　intraoperative　blood　loss,　but　it　does　not　affect　the　short-term　outcomes　of　the　operation.