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Impulse Oscillation to Evaluate Diagnostic Efficacy in Patients With Chronic Airway Disease

China172 participantsStarted 2020-01-01

Plain-language summary

The aim of the research is to explore the diagnostic efficacy of impulse oscillation (IOS) before and after bronchial provocation test (BPT) and bronchial dilation test (BDT) in chronic airway disease.

Who can participate

Age range18 Years – 75 Years

SexALL

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Inclusion criteria

✓. 18-75 years old, no gender limit;
✓. The subject voluntarily cooperated with the research and signed an informed consent form;
✓. Meet any of the following three criteria:

Exclusion criteria

✕. History of other lung diseases, such as cystic fibrosis, bronchiolitis obliterans, tuberculosis, lung cancer, etc.;
✕. After taking corticosteroid therapy in the last 4 weeks, respiratory tract infection occurred within 8 weeks;
✕. A history of myocardial infarction and stroke in the past 3 months; a history of severe arrhythmia, severe cardiac insufficiency, and unstable angina in the past 4 weeks, etc.;
✕. In the past 4 weeks, severe hemoptysis and epileptic seizures require medication; severe hyperthyroidism;
✕. Pregnant women;
✕. Other researchers consider it inappropriate.

What they're measuring

The Value of the Change of IOS after BPT/BDT.

Timeframe: at least 4 weeks of treatment

The Value of the Change of spirometry after BPT/BDT.

Timeframe: at least 4 weeks of treatment

Trial details

NCT IDNCT04668027

SponsorZhujiang Hospital

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2022-06-01

Contact for this trial

Huapeng Yu

+86 020-61643888 huapengyu@aliyun.com

View on ClinicalTrials.gov More Chronic Airway Disease trials