[Effects of air pollution from coal-burning on respiratory diseases and symptoms in children].

To study effects of air pollution from coal-burning on children's health of 6-13 years old, A cross sectional epidemiological study was carried out in three places in Taiyuan city with different degrees air pollution by questionnaire and testing children's nasal cavity and oral cavity. The result showed that the incidence of rhinitis, faucitis and tonsillitis increased significantly with the extent of air pollution. The risk of the prevalence of respiratory symptoms and diseases were also increased among those children living in the area with heavy ambient air pollution.