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过去50年中,哮喘和过敏性疾病在世界范围内不断增加.50年前,儿童哮喘和过敏性疾病的患病率不到1%,如今某些国家和地区则高达1/3,这使得家庭以及卫生保健系统承受巨大的负担.虽然最近一些研究显示,某些国家和地区哮喘发病率的增长速度呈减缓甚至下降趋势,但国际儿童哮喘及过敏研究机构(ISAAC)[1,2]的许多研究结果表明:儿童哮喘、鼻炎以及湿疹的患病率在全球大部分地区仍在不断增长.尽管医学界和环境科学(特别是
Over the past 50 years, asthma and allergic diseases have been increasing worldwide, with less than 1% prevalence of asthma and allergic disease in children 50 years ago, and up to a third in some countries and regions today, Families and health care systems.Although some recent studies have shown that the incidence of asthma in some countries and regions has slowed down or even decreased, the rate of increase in asthma incidence in some countries and regions is still low, but ISAAC [1,2] Many studies show that the prevalence of childhood asthma, rhinitis, and eczema continues to increase in most parts of the world despite the medical and environmental sciences (especially