Age
Item
subjects must be at least 18 years of age,
boolean
C0001779 (UMLS CUI [1])
FEV1
Item
must have an fev1 of > 70 percent of predicted,
boolean
C0748133 (UMLS CUI [1])
Bronchial hyperreactivity | Methacholine | FEV1
Item
must have evidence of bronchial hyperreactivity to methacholine as defined by a methacholine provocation causing a 20% or greater fall in fev1 (pc20) < 8 mg/ml
boolean
C0085129 (UMLS CUI [1,1])
C0600370 (UMLS CUI [1,2])
C0748133 (UMLS CUI [1,3])
Inhaled steroid | Dosage
Item
use of inhaled steroid is permitted; however, no change in inhaled steroid dosage will be permitted over the duration of study
boolean
C0586793 (UMLS CUI [1,1])
C0178602 (UMLS CUI [1,2])
Platelet count normal
Item
must have a normal platelet count,
boolean
C0427564 (UMLS CUI [1])
Informed consent | Competence
Item
must be willing to and competent to sign the consent form
boolean
C0021430 (UMLS CUI [1,1])
C0086035 (UMLS CUI [1,2])
Allergic asthma
Item
subjects that do not have allergic asthma will be excluded.
boolean
C0155877 (UMLS CUI [1])
Emergency room visit | Upper Respiratory Infections
Item
subjects with er visits or upper respiratory infections within the last six weeks will be excluded.
boolean
C2114437 (UMLS CUI [1])
C0041912 (UMLS CUI [2])
Tobacco use
Item
subjects with tobacco use within the past year or > 10 pack year history of tobacco use will be excluded.
boolean
C0543414 (UMLS CUI [1])
C2230126 (UMLS CUI [2])
serum IgE measurement
Item
subjects with serum ige levels of less than 30 or greater than 700 iu/ml will be excluded.
boolean
C2229760 (UMLS CUI [1])
oral steroid
Item
subjects that require oral steroid use will be excluded.
boolean
C0574135 (UMLS CUI [1])
Body weight | serum IgE measurement
Item
subjects who weigh < 30 kg or > 150 kg are excluded, and subjects with baseline ige levels greater than 300 may be excluded, depending on weight
boolean
C0005910 (UMLS CUI [1,1])
C2229760 (UMLS CUI [1,2])
Pregnancy | Breast feeding
Item
pregnant or nursing females will be excluded.
boolean
C0032961 (UMLS CUI [1])
C0006147 (UMLS CUI [2])