SARS传播与空气质量相关性研究

Relation between SARS spread and air pollution

摘要: 目的: 探寻可能与SARS传播相关的环境因素。方法:收集2003年4月21日～2003年5月8日全国内地SARS疫情通报及我国城市空气质量日报，进行统计学分析。结果:北京及华北地区空气污染指数与SARS发病率的相关性具有显著意义（P＜0.01）。结论: 在非输入性SARS病例较多的地区，空气质量可能与SARS的传播有关。

Abstract: Objective:To investigate the association between the environmental factor and the spread of SARS in Beijing and North of China.Methods:Data were collected based on SARS daily report and the air pollution index during the spring of 2003. The relativity and correlation test were conducted by statistical analysis.Results:The relativity of the API with the outbreak of SARS in Beijing and North of China is significant.Conclusion:When the non-imported cases of SARS are accumulated to a certain level in some regions，the spread of SARS is possibly to be related with the air pollution index.