医院感染相关因素调查

目的调查医院感染（HAI）的相关因素分布、医院感染好发部位及相关因素。方法对潍坊市某综合性三级医院2008年1月～2009年12月出院患者在前瞻性监测的基础上进行回顾性调查。结果发生医院感染492例，医院感染发生率为1．82％；医院感染部位以上呼吸道为首位，感染率为31．6％；基础疾病因素以脑血管意外为首位；易感因素以留置导尿最多，构成比为27．0％；各部位医院感染的相关因素分析（P〈0．05）；整体的手卫生执行率较低，低于60％。结论医院感染的发生与不合理使用抗菌药物、住院时间、患者年龄、基础疾病的严重程度、免疫功能低下、相关部位侵袭性操作及医护人员手卫生等均密切相关。

Associated Factors of Nosocomial Infection: Investigation and Study

Objective To investigate the associated factors and sites of nosocomial infections to provide evidences for monitoring and administration of it. Method Use prospective and retrospective methods to investigate patients from January 2008 to December 2009 in a hospital. Result Nosocomial infection occurred in 492 cases, the incidence was 1.82%. The upper respiratory tract infection was the most popular site with the rate of 31.6%, urethral catheterization was the number 1 factor with the rate of 27.0% , and the average hand hygiene compliance was much lower than 60%. Conclusion Nosocomial infections have close relationship with unreasonable use of antibacterial, length of stay ; age, the level of basic illnesses, immune function, invasive operations and hand sanitation level.