Table 25bBaseline characteristics of patients in trials in the therapy review: Tachyphylaxis to SABA

Author YearAge (mean±SD)
Males: N (%)
Asthma statusPulmonary function (%predicted FEV1/mean±SD)Max % fall FEV1 (mean±SD)Smoking status: N (%)Atopic status: N (%)ICS history: N (%)
Hancox62 200226, range 18–44
1/9 (11.1)
StableFEV1/FVC=83±10 %
FEV1 =2.8 L
Placebo ECT 10%NRNR1/9 (11.1)
Inman63 199624.5, range 19–37
7/10 (70)
Stable85.4±6.3Control ECT 15–45%Non-smokers10/10 (100)None

ECT = exercise challenge test; FEV1 = forced expiratory volume in 1 second; ICS = inhaled corticosteroids; NR = not reported; SD = standard deviation

From: 3, Results

Cover of Exercise-Induced Bronchoconstriction and Asthma
Exercise-Induced Bronchoconstriction and Asthma.
Evidence Reports/Technology Assessments, No. 189.
Dryden DM, Spooner CH, Stickland MK, et al.

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