asthma
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. adult asthma patient diagnosed at least two years previously; 2. regular treatment with inhaled corticosteroids and long-acting beta-agonists for at least 6 months 3. no changes in regular anti-asthma medication within 6 months; 4. asthma is well controlled (all conditions must be fulfilled): (1) No courses of oral corticosteroids due to asthma within one year; (2) No hospital admissions due to asthma within one year; (3) Juniper's Asthma Control Questionnaire score equal or less than 0.75.
Exclusion criteria
Exclusion criteria: 1. The presence of another chronic respiratory disease in addition to asthma. Such diseases include moderate to severe polypotic chronic rhinosinusitis, chronic obstructive pulmonary disease, sarcoidosis, and cystic fibrosis presence of severe co-morbidity; 2. history of smoking more than 10 pack-years; 3. pregnancy.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Asthma exacerbation; | — |
Countries
China
Contacts
Xinhua Hospital Affiliated to Shanghai Jiao Tong University School of Medicine