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目的:通过对重症监护室发生院内获得性重症肺炎的危险因素进行分析,从而为临床治疗与防治院内感染提供理论基础.方法对我院接诊的ICU患者所出现的重症肺炎进行回顾性分析.结果在124例患者中,有74例患者被诊断为重症肺炎,发生率高达60%.其中,有40例患者经过治疗得到好转,有30例患者治疗无效死亡,病死率达到40.5%.结论在本次研究中,对重症肺炎的危险因素进行分析与研究,能够对临床治疗以及预后起到重要的参考价值,ICU医生在临床中要加强对危险因素的控制以及管理,从而选择合适的治疗措施,从而促进临床效果. “,”Objective Through the analysis of danger factors of nosocomial acquired severe pneumonia in ICU, thus providing a theoretical basis for clinical treatment and prevention of nosocomial infection.Methods Our hospital admissions of patients with ICU by the emergence of severe pneumonia were retrospectively analyzed. Results In 124 patients, 74 patients were diagnosed with severe pneumonia, the incidence was 60%. Among them, there were 40 cases of patients after treatment improved, 30 patients died, the mortality rate reached 40.5%. Conclusion In this study, analysis and Study on the risk factors of severe pneumonia, can be an important reference value for clinical treatment and prognosis, doctor ICU to strengthen the control and management of risk factors in clinical practice, so as to choose the appropriate treatment measures, and to promote clinical effect from.