Study on the cutoff value of exhaled nitric oxide (eNO) for prediction of asthma control levels

Not Applicable

• Conditions: bronchial asthma

• Registration Number: JPRN-UMIN000002263
• Lead Sponsor: Showa University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Completion: 2009-06-01
• Study Start: 2009-08-01
• Last Update Posted: 17 October 2023

Recruitment & Eligibility

• Status: Complete: follow-up complete
• Sex: All
• Target Recruitment: 300

Inclusion Criteria

Not provided

Exclusion Criteria

Patients with any of the following conditions are excluded: 1) Visited emergency room or were hospitalized due to exacerbation of asthma within 30 days prior to enrollment. 2) Treated with systemic corticosteroids within 30 days prior to enrollment. 3) Acquiring upper/lower respiratory tract infection within 30 days prior to enrollment. 4) Using inhaled corticosteroids solely or with long-acting beta2-agonists (LABAs) at a dosage that exceeds the approved one. 5) Complicating pulmonary diseases as follows: COPD, bronchiectasis, primary pulmonary cancer, connective tissue disease, pulmonary hypertension, and/or cystic disease of the lungs 6) Current smokers

Study & Design

• Study Type: Observational
• Study Design: Not specified