我们对 1997年 1月～ 1998年 12月两年的住院出院病例 ,逐一进行了医院内感染情况的调查 ,并做了统计分析 ,目的是剖析其发生的规律及特点 ,同时探索新疆地区的气候对医院内感染有无影响 ,以便进一步做好医院内感染的预防和控制工作 ,更有效地将医院感染阻断在萌发状态。1　材 We conducted a survey of in-hospital infections in hospitalized patients from January 1997 to December 1998, and conducted statistical analysis. The purpose was to analyze the patterns and characteristics of the hospital discharge and explore the climate in Xinjiang. Whether there is any effect on the infection in the hospital, so as to further prevent and control the infection within the hospital, and effectively block the nosocomial infection in the germinating state. 1 material