asthma
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Children aged 3-5 years in preschool with clinically diagnosed asthma; 2. Regular diagnosis and treatment according to the doctor's advice; 3. Regular follow-up, with a total duration of at least two years.
Exclusion criteria
Exclusion criteria: 1. Complicated with other chronic respiratory diseases (such as pulmonary cystic fibrosis, bronchopulmonary dysplasia, etc.); 2. Concomitant unrepaired congenital cardiovascular disease; 3. Complicated with immune deficiency disease, neuromuscular disease and neoplastic disease; 4. Complicated with other serious systemic diseases.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| school-age asthma; | — |
Secondary
| Measure | Time frame |
|---|---|
| symptoms (cough, wheezing, etc.);Th2 markers (Eosinophils and FeNO);atopy;lung function;asthma control;biomarkers (blood/BALF);asthma exacerbations;growth and development;allergens; | — |
Countries
China
Contacts
Chongqing Medical University Affiliated Children's Hospital