Evaluation of index for the diagnosis of asthma
Not Applicable
- Conditions
- bronchial asthma
- Registration Number
- JPRN-UMIN000002159
- Lead Sponsor
- Dokkyo Medical University Koshigaya Hospital
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 125
Inclusion Criteria
Not provided
Exclusion Criteria
1) Patient who used anti-inflammatory drugs (oral/inhaled/nasal steroid, leukotriene receptor antagonist, chemical mediator release inhibitor, Th2 cytokine inhibitor, or slow-release theophylline) within the past four weeks 2) Patient who was affected with respiratory tract infection within the past three weeks 3) Patient with a history of asthma 4) Patient with breast abnormality detected by a chest X-ray 5) Patient who occurs with the following pulmonary diseases: bronchiectasis, primary pulmonary cancer, connective tissue disease, pulmonary hypertension, and/or cystic disease of the lungs 6) Patient who smoked within the past year
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method The following parameter of each index for the diagnosis of asthma; 1) Sensitivity(%) and Specificity(%) 2) PPV(Positive Predictive Value:%), NPV(Negative Predictive Value:%) 3) ROC curve (Receiver-Operator Characteristic curve) 4) Area under the ROC curve
- Secondary Outcome Measures
Name Time Method