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据新华网报道,通常认为,生活在城市的人更容易患哮喘。但美国一项最新研究对此提出质疑,认为城市人和农村人面临的哮喘风险并无明显区别,而贫穷也是重要的哮喘风险因素。城市人更易患哮喘这一观点出现在约50年前,许多专家认为城市内的污染、蟑螂、霉等过敏原以及室内烟尘会增加儿童患哮喘风险。但最新研究提出,这些风险因素已不再是城市所独有。这项1月20日发表在美国《变应和临床免疫学杂志》上的研究调查了2.3万多名、6岁至17岁的美国孩子。调查显示,
According to Xinhua, it is generally believed that people living in cities are more susceptible to asthma. However, a new U.S. study queried that there is no obvious difference between urban and rural people in the risk of asthma, and that poverty is also a significant risk factor for asthma. The idea that urban people are more susceptible to asthma came about 50 years ago and many experts believe that pollution, cockroaches, mildew and other allergens in the city, and indoor smoke can increase the risk of asthma in children. But the latest research suggests that these risk factors are no longer city-specific. The January 20 issue of the Journal of Allergy and Clinical Immunology in the United States investigated more than 23,000 U.S. children aged 6 to 17 years. research has shown,