贵阳市综合医院院内感染危险因素历史队列研究

目的：为了有效地控制综合医院院内感染（Nasacomial Infection,NI）。方法：采用历史性队列研究于2000年4月对贵阳市4所综合医院的1237例住院病人进行了NI的危险因素研究。结果：年龄≥60岁或≤10岁、患重大原发疾病，住院天数≥4周、抗生素就用二联以上、抗生素应用2周以上、免疫抑制剂应用（激素）及细胞毒药物应用、气管切开、插管、切开引流及留置导尿管为NI的危险因素。具有以上因素的病人是NI的高危人群。结论：预防和控制NI的着力点应放在预防和控制NI的危险因素上。

An Historical Cohort Study on the Risk Factors for Nosocomial Infection In Four Comprehensive Hospital in Guiyang

Purpose in order to preventive and control nosocomial infection (NI). Method A historical cohort study for risk factorsofNIinfourComprehensivehospitalwascarriedoutinGuiyang in april, 2000. Results the patient age of more than 60 years or less than 10 years, the original diseases, overfour weeks of hospitaliziry, over twoioint and twoweeks of using antibiotics, using immunosuppressor and cytotoxic medicines, tracheotomy and intratracheal inwelling cannulation, cutting drainage and inwelling catheter were risk factors for NI. The population having risk factors of NI were higher risk population of NI. Conclusion The key point of prevention and control for NI is prevention and control for risk factors of NI.