age
Item
male or female, ages 18 and older
boolean
C0001779 (UMLS CUI [1])
asthma
Item
clinical history consistent with asthma
boolean
C0004096 (UMLS CUI [1])
fev1
Item
for subjects regularly using inhaled corticosteroids, fev1 50% of predicted, methacholine pc20 fev1 16 mg/ml or 12% and 200 ml, improvement in fev1 after 2 puffs of inhaled albuterol
boolean
C2065041 (UMLS CUI [1])
C0748133 (UMLS CUI [2])
C0001927 (UMLS CUI [3])
for subjects not regularly using inhaled corticosteroids, fev1 40% of predicted, methacholine pc20 fev1 8 mg/ml or 12% and 200 ml, improvement in fev1 after 2 puffs of inhaled albuterol
Item
for subjects not regularly using inhaled corticosteroids, fev1 40% of predicted, methacholine pc20 fev1 8 mg/ml or 12% and 200 ml, improvement in fev1 after 2 puffs of inhaled albuterol
boolean
C2065041 (UMLS CUI [1])
C0748133 (UMLS CUI [2])
C0001927 (UMLS CUI [3])
genotype
Item
genotype eligibility (determined during screening)
boolean
C0017431 (UMLS CUI [1])
smoker
Item
smoker (total smoking history must be less than 10 pack years)
boolean
C0543414 (UMLS CUI [1,1])
C0040223 (UMLS CUI [1,2])
C1277691 (UMLS CUI [1,3])
comorbidity
Item
significant unstable medical condition other than asthma
boolean
C0009488 (UMLS CUI [1])
life-threatening asthma
Item
history of life-threatening asthma requiring treatment with intubation and mechanical ventilation in the past 10 years
boolean
C0004096 (UMLS CUI [1,1])
C2826244 (UMLS CUI [1,2])
C0021925 (UMLS CUI [2])
C0199470 (UMLS CUI [3])
C0040223 (UMLS CUI [4])
pregnant or lactating
Item
pregnant or lactating
boolean
C0032961 (UMLS CUI [1])
C0006147 (UMLS CUI [2])