The relationship between serum vitamin D level and bronchial asthma.
Not Applicable
- Conditions
- bronchial asthma
- Registration Number
- JPRN-UMIN000004330
- Lead Sponsor
- Department of Pulmonary Medicine, School of Medicine, Fukushima Medical University
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 500
Inclusion Criteria
Not provided
Exclusion Criteria
Asthmatic patients without measurement of fractional exhaled nitric oxide before treatment.
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method The primary outcome is evaluating the correlation between serum vitamin D level and asthma severity.
- Secondary Outcome Measures
Name Time Method The secondary outcome is evaluating the correlation between serum vitamin D level and fractional exhaled nitric oxide levels.