一所教学医院住院患者院内感染现状及其相关因素调查

INVESTIGATION ON NOSOCOMIAL INFECTION STATUS AND RELATED FACTORS OF A TEACHING HOSPITAL INPATIENTS

目的研究医院住院患者医院感染现状及相关因素,为制定防控对策提供依据。方法通过目标监测和回顾性调查相结合的方法,对某教学医院住院患者医院感染临床资料进行调查与分析。结果共调查住院患者56 557例,查出医院感染1 216例,感染率为2.15%,呼吸道感染占66.20%。从医院感染患者送检标本中共检出病原菌856株,革兰阴性菌占74.42%,革兰阳性菌占20.33%。统计分析表明,中心静脉插管、机械通气、尿道插管和血液透析等侵入性操作构成医院感染主要危险因素。结论侵入性诊疗操作构成该医院患者院内感染的主要危险因素,应当有针对性的采取预防措施。

Objective To know the nosocomial infection status and related factors of a teaching hospital inpatients, so as to provide reference for making control measure. Methods Objective suervaillance and retrospective survey were used to investigate and analyze the clinical data of a teaching hospital. Results Among the 56 557 hospitalized patients, 1216 had nosocomial infection, the nosocomial infection rate was 2. 75%. The respiratory tract infection accounted for 66.20%. 856 strains of pathogen were isolated, Gram - negative bacilli accounted for 74. 42%, and gram - positive bacilli accounted for 20. 33%. Data statistically analyzed showed intravenous catheter, hemodialysis, ventilator, cat -heterization, hematodialy- sis and other invasion operation were main risk factors of nosocomial infection. Conclusion Invasive diagnosis and treatment were main risk factors of nosocomial infection. We should have targeted control measure to prevent the nosocomial infection.