That compares with an asthma prevalence of 4-8% in the general population.
而总人口中有4- 8%的人患哮喘。
Asthma prevalence remains at historically high levels even though increases in prevalence slowed in the mid-1990s, the authors report.
作者说，历史上，哮喘的发病率一直都维持在较高的比例，虽然在上世纪90年代中期增长较慢。
Objectives: To evaluate associations of asthma prevalence with occupational exposures in a cross-sectional survey of health care professionals.
目的：通过对卫生保健专业人才进行有代表性的调查，评估哮喘流行与职业暴露之间的关系。
Researchers say there is no difference in asthma prevalence rates between metropolitan area residents and people who live outside of metro areas.
北方地区生活的居民更易患哮喘研究人员说在生活在大都市的居民与大城市之外的居民，哮喘的发病率并没有差异。
Over the past three decades, the prevalence of childhood asthma has increased substantially.
在过去的三十年，儿童哮喘的患病率大量地增加。
The prevalence of asthma has increased dramatically over the last 20 years and around 180,000 deaths annually are attributable to asthma worldwide.
在过去的20年里，哮喘的患病率显著上升，并且全世界每年有大约180，000例的死亡是由哮喘导致的。
The prevalence of childhood asthma is increasing worldwide and the natural history of childhood asthma remains unknown.
儿童哮喘发病率在世界范围内有不断升高的趋势，但相关病因仍然不清楚。
Conclusion: the prevalence of asthma in children is high in the Huangpu District of Shanghai. Prevention and therapy for asthmatic children should be improved.
结论：上海市黄浦区为儿童哮喘高发地区，需进行积极的预防和治疗。
With 66% of the U. S. population now overweight or obese, these results suggest a reason for the rising prevalence of asthma: the expanding American waistline.
目前66%的美国人超重或肥胖，这些结果表明哮喘发病率上升的一个原因是：美国人不断扩大的腰围。
The prevalence of asthma and other allergic disorders is very high in Latin America and is a substantial public health problem;
在拉丁美洲，哮喘和其它过敏反应性疾病的患病率非常高，是一个很重要的公共卫生问题；
Children have the highest prevalence of asthma, an obstructive lung disease characterized by bronchoconstriction, persistent airway inflammation and airway remodeling.
哮喘是一种梗阻性肺疾病，以支气管收缩、持续性气道炎症和气道重塑为特征。
The prevalence of allergic asthma is increasing yearly in all over the world.
全世界过敏性气喘的盛行率有逐年增加的趋势。
There has been a recent increase in the prevalence of asthma worldwide; however, the 5-10% of patients with severe disease account for a substantial proportion of the health costs.
近年来，世界范围内哮喘的患病率逐渐增加，而5%- 10%的重症哮喘患者占用了大部分公共卫生花费。
Bronchial asthma is a common chronic disease in children. In recent years, its prevalence rate and mortality have evidently increased in the world.
支气管哮喘是儿童常见的慢性病之一，近年来其患病率和死亡率在世界各国均出现明显上升趋势。
METHODS: The Prevalence and Incidence of Asthma and Mite Allergy birth cohort followed 3,963 children for 8 years.
哮喘患病率及发病率研究和尘螨过敏症出生队列研究，对3,963例儿童进行了为期8年的研究。
Objective:To investigate the prevalence of sleep disorders in school-age children, and assess the relationships among sleep disorder, behavior problem and asthma.
目的了解长沙市学龄儿童睡眠障碍的发生情况，探讨睡眠障碍、行为问题与支气管哮喘之间的关系。
So far the primary prevention is still in an initial exploratory phase worldwide, it's generally agreed that to step down the prevalence of asthma should begin at birth and neonatal period.
目前，国内外对于哮喘的一级预防都还处于起步探索阶段，普遍认为哮喘的预防应从出生时开始。
So far the primary prevention is still in an initial exploratory phase worldwide, it's generally agreed that to step down the prevalence of asthma should begin at birth and neonatal period.
目前，国内外对于哮喘的一级预防都还处于起步探索阶段，普遍认为哮喘的预防应从出生时开始。
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