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To assess the psychometric properties of the short-form chronic respiratory disease questionnaire (SF-CRQ) as a quality-of-life (QOL) instrument in chronic obstructive pulmonary disease (COPD) exacerbations.

In a prospective multicenter cohort study, consecutive emergency department (ED) patients with COPD exacerbation were interviewed using the SF-CRQ and other instruments. Baseline information was collected in the ED and from follow-up data 2 weeks later. The results of the SF-CRQ were compared with the results of the other instruments and clinical variables by correlation and factor analyses.

Of the 301 enrolled patients, 80% reported improvements across each of the domains of the SF-CRQ over the 2-week post-ED period. Overall median changes for the dyspnea, fatigue, emotional function, and mastery domains were 2, 1, 1, and 1.5 …