Development and validation of the Chronic Obstructive Pulmonary Disease Assessment Questionnaire (COPD-AQ)
Bailey WC et al. - The 5-item COPD-AQ proved a practical tool for assessing COPD status and was sufficiently simple for routine clinical use. However, overall validation was limited by small numbers of patients in the validation sample. Difficulties also existed over using the term ‘stability’ to define COPD status. COPD-AQ was not progressed further, but this work will prove valuable in the future development of a global questionnaire to improve COPD management in primary care. [more...]
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