2010年内蒙古40所医院医院感染现患率调查

目的了解内蒙古不同规模医院的医院感染现患情况。方法采用床旁调查与病历调查相结合的方法，调查 40所医院住院患者的医院感染现患率。结果共调查18 172例患者，其医院感染现患率为2.54%(462/18 172)，例次现患率为2.61%(474/18 172)。医院感染部位以下呼吸道(42.41%)、上呼吸道(22.15%)、泌尿道(12.66%)、表浅切口(9.28%)、胃肠道(3.80%)多见。医院感染现患率最高的科室为综合重症监护室，达23.53%（20/85）。抗菌药物使用率为49.69%（9 029/18 172），其中单一用药率为66.94%，治疗用药率为47.56%；治疗性使用抗菌药物细菌培养率为14.63%（787/5 381）。结论 40所医院的医院感染现患率平均为2.54％，下呼吸道是最常见的医院感染部位，主要病原体为革兰阴性菌。应加强医生的抗菌药物合理应用知识培训,提高病原学送检率。

Prevalence rate of nosocomial infection in 40 hospitals in Inner Mongolia Autonomous Region in 2010

Objective To realize situation of nosocomial infection （NI） in different scale hospitals in Inner Mongolia Autonomous Region. Methods Prevalence rate of NI in patients in 40 hospitals were surveyed with the method of gastrointestinal tract （3.80%）. Prevalence rate was high in general intensive care unit （20/85, 23. 54%）. Antimicrobial use rate was 49. 69% （9 029/18 172）, rate for monotherapy and therapeutic usage was 66. 94% and 47. 56% respectively Bacterial culture rate in patient,; with therapeutic usage was 14. 63%（787/5 381）. Conclusion The average prevalence rate was 2. 54% in 40 hospitals, lower respiratory tract was the major infection site, the main pathogen was gram-negative bacteria. Training on rational use of antimicrobial agents should be intensified, and pathogenic detection rate should be enhanced.