Table 1
Study design
Time (weeks)
t
= −2
t
= 0
t
= 2
t
= 4
t
= 12
t
= 24
Symptom scores were obtained during the 2 weeks before each visit. At
t
= 0, inhaled steroids were discontinued.
FE
NO
×
×
×
×
×
×
Diary card
×
×
×
×
×
Spirometry
×
×
×