Validation of the Spanish Activity Questionnaire in COPD (SAQ-COPD) in Patients with Chronic Obstructive Pulmonary Disease.
Juan José Soler-CataluñaLuis Puente MaestuMiguel Román RodríguezCristóbal EstebanJoaquín GeaRoberto Bernabeu MoraEulogio Pleguezuelos CoboJulio AncocheaFrancisco García-RíoPublished in: International journal of chronic obstructive pulmonary disease (2022)
The SAQ-COPD questionnaire is a valid instrument for classifying PA in patients with COPD. Correlations with other instruments provide criterion validity and also demonstrate good sensitivity to change.