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目的为了掌握医院感染在住院病人中的发生、发展及分布规律，尽快提出有效的预防和控制措施。方法对２０４例医院感染病例进行回顾性调查。结果内科疾病患者的医院感染最多，占４３６％，感染部位以下呼吸道为首位，占２７５％。５０岁以上年龄患者占３７３％。结论脑出血、脑梗塞及严重外伤的患者是控制医院感染的重点人群。无菌操作和合理使用抗生素是预防医院感染的基础。
Objective To master the occurrence, development and distribution of nosocomial infections in hospitalized patients and put forward effective prevention and control measures as soon as possible. Methods 204 cases of nosocomial infections were retrospectively investigated. Results Most of the patients with medical diseases had nosocomial infection, accounting for 43.6%. The respiratory tract below the infected area was the highest, accounting for 27.5%. Patients over the age of 50 accounted for 37 3%. Conclusions Patients with cerebral hemorrhage, cerebral infarction and severe trauma are the key groups controlling nosocomial infection. Aseptic and rational use of antibiotics is the basis for preventing nosocomial infections.