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目的了解本医院医院感染发病状况,找出医院感染高危因素。方法采用回顾性调查方法,对2007年度本医院全部出院病人资料进行统计分析。结果本医院全年住院病人4682例,感染率为3.3%。在医院感染中以下呼吸道感染为主,感染构成比为66%;其次是泌尿道感染构成比为24.8%;手术切口感染构成比为4.8%。致医院感染高危因素是侵入性诊疗操作,放疗、化疗和使用免疫制剂。结论本医院感染发生率低于全国平均水平,感染部位以下呼吸道为主,感染高危因素为侵入性操作和放化疗等。
Objective To understand the prevalence of nosocomial infections in this hospital and identify the high risk factors of nosocomial infections. Methods A retrospective survey method was used to analyze the data of all discharged patients in our hospital in 2007. Results The hospital inpatients 4682 cases throughout the year, the infection rate was 3.3%. In the nosocomial infection, the following respiratory infections were the most common, accounting for 66% of the total infections; followed by the urinary tract infection ratio of 24.8%; and the surgical incision infection ratio of 4.8%. High risk factors for hospital infection are invasive diagnostic procedures, radiotherapy, chemotherapy and the use of immunological agents. Conclusions The incidence of nosocomial infection in our hospital is lower than the national average level. The main respiratory tract below the infected area is mainly infectious and the risk factors for infection are invasive procedures and radiotherapy and chemotherapy.