目的了解恶性肿瘤患者医院感染的发生率及可能风险因素,为防治提供依据。方法回顾分析2年间收治的1102例肿瘤实体瘤中发生的医院内感染86例,记录数据包括性别、年龄、肿瘤分期、住院时间、医院感染发生率。结果肿瘤患者有高的医院内感染率,并且住院时间越长院内感染率越高。结论肿瘤患者是医院感染的易感人群;对他们应给予积极的针对性防范措施,以降低医院感染率。 Objective To understand the incidence and possible risk factors of nosocomial infections in patients with malignant tumors and provide basis for prevention and treatment. Methods Retrospective analysis of 86 cases of nosocomial infections in 1102 cases of solid tumors in two years. The data included sex, age, tumor stage, length of hospital stay, and incidence of nosocomial infections. Results Tumor patients had a high rate of nosocomial infection, and the longer the hospital stay, the higher the nosocomial infection rate. Conclusion Tumor patients are susceptible to nosocomial infection; they should be given positive and targeted preventive measures to reduce the nosocomial infection rate.