Journal article
Measuring asthma control in group studies: do we need airway calibre and rescue β2-agonist use?
Abstract
Collection of airway calibre and beta2-agonist data in large clinical trials and epidemiological surveys is sometimes difficult and may be an inefficient use of resources. The aim of this study was to determine whether the omission of the forced expiratory volume in 1 sec (FEV1) and beta2-agonist questions from the seven-item Asthma Control Questionnaire (ACQ) alters its measurement properties and validity. In an observational study, 50 adults …
Authors
JUNIPER EF; O'BYRNE PM; ROBERTS JN
Journal
Respiratory Medicine, Vol. 95, No. 5, pp. 319–323
Publisher
Elsevier
Publication Date
May 2001
DOI
10.1053/rmed.2001.1034
ISSN
0954-6111