Skip to content

The prevalence and mechanism cough predominant asthma: a multicenter epidemiological investigation

The prevalence and mechanism cough predominant asthma: a multicenter epidemiological investigation

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-POC-17011646
Enrollment
Unknown
Registered
2017-06-13
Start date
2015-09-01
Completion date
Unknown
Last updated
2017-06-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

asthma

Interventions

cough predominant asthma:Nil
Typical asthma:Nil
cough variant asthma:Nil

Sponsors

The First Affiliated Hospital of Guangzhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
16 Years to 75 Years

Inclusion criteria

Inclusion criteria: (1) Aged>14 years old, no limitation of sex and race; (2) Diagnosis of asthma according to guideline; (3) Subjects voluntarily signed written informed consent.

Exclusion criteria

Exclusion criteria: Asthma is in acute episodes; 8 weeks before the history of acute respiratory infections or acute infection of acute infection; With community-acquired pneumonia, lung cancer.

Design outcomes

Primary

MeasureTime frame
ACT score;VAS score;LCQ score;FeNO;Lung function;Induced phlegm;

Countries

China

Contacts

Public ContactLai kefang

The First Affiliated Hospital of Guangzhou Medical University

klai@163.com+86 020 83062886

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 13, 2026