The roles of impulse oscillometry in detection of asthma control level.

Faculty of Medicine, Chiang Mai University0 个研究点目标入组 187 人开始时间: 2019年7月9日最近更新: 2024年8月19日

试验速览

暂无简介。

•The study population will be recruited according to the following criteria:
•1. Asthma group
•-Clinical diagnosed-asthma aged â‰¥ 20 years old
•-Clinical diagnosed-asthma based on episode breathlessness, wheezing, cough, and tightness after incidental allergen exposure and/or bronchodilator responsiveness (â‰¥ 12% and 200 milliliter increase in FEV1 after 2-4 puffs of salbutamol.
•-No history of chronic respiratory diseases other than asthma
•-Non-smokers or ex-smoker < 5 packs-year
•-Stable disease with controller medication for at least 6 weeks
•-Controller medication used for at least 3 month
•Healthy group
•-Healthy subjects aged â‰¥ 20 years old
•-No history of chronic respiratory diseases
•-Non-smokers or ex-smoker < 5 packs-year
•-Normal spirometry

•The study population will be excluded from the study according to the following criteria:
•- Unable to perform spirometry
•- Unable to perform IOS
•- Spirometry not met American Thoracic Society (ATS)/ European Respiratory Society (ERS) 2005 standard
•- IOS not met standard recommended by Bickel et al and ERS standard

发起方

Faculty of Medicine, Chiang Mai University