目前关于长期生活在沙尘天气高发区儿童肺功能状况的研究尚未见报道。民勤县是我国最干旱、荒漠化危害最严重的地区之一,也是沙尘天气高发区域之一~([1])。本研究通过采用肺功能检查和国际标准问卷(ATS-DLD-78-C)调查民勤县小学生肺功能,并对相关因素进行分析,为促进该地区儿童肺功能健康发育提供科学依据。对象和方法1.研究对象于2016年4月至5月,采用随机整群抽样的方法,抽取民勤县3所小学3~6年级的学 At present, there has been no report about the long-term living conditions of children with pulmonary function in areas with high incidence of sand-dust weather. Minqin County is one of the most arid and desertified areas in China and one of the areas with high dust-dust weather ([1]). In this study, pulmonary function tests and international standard questionnaire (ATS-DLD-78-C) were used to investigate the lung function of primary school students in Minqin County and to analyze the related factors to provide scientific basis for the healthy development of lung function in children in Minqin County. Subjects and Methods 1. Subjects From April to May 2016, a random cluster sampling method was used to collect the data of grades 3-6 in Minqin County