Validation and Psychometric Properties of the Vietnamese Versions of the Test of Adherence to Inhalers (TAI) and Inhaler Medication Adherence Scale (IMAS) in Patients with Chronic Obstructive Pulmonary Disease.
BACKGROUND Reliable assessment of adherence to inhaled maintenance therapy is important in COPD management, yet no validated Vietnamese instruments have been available. This study translated and validated the Vietnamese versions of the Test of Adherence to Inhalers (TAI) and the Inhaler Medication Adherence Scale (IMAS...