The primary outcome for this study will be the proportion of subjects at risk for airway obstruction as measured by the LFQ (LFQ total score ≤ 18) and confirmed by spirometry.
Screening accuracy (sensitivity and specificity) of the LFQ utilizing spirometrically-defined airway obstruction (i.e., a post-bronchodilator FEV1/FVC ≤ 0.7). Proportion of patients with chronic airway obstruction as measured by the LFQ, stratified...
30 Years to 87 Years (Adult, Senior)
November 16, 2009
October 18, 2012
GSK Investigational Site Adamsville, Alabama, United States
GSK Investigational Site Foothill Ranch, California, United States
GSK Investigational Site Huntington Beach, California, United States
(and 37 more...)
† Study has passed its completion date and status has not been verified in more than two years.