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1·结果4529例普外科手术患者发生切口感染的感染率为2.54%，术前住院天数、切口长度、年龄、手术种类等是发生切口感染的危险因素。
Results Among 4529 cases undergoing operative treatment in general surgery department, the incisions of 115 cases produced infection, the infection rate was 2.54%.