Care of Patients with Sleep DisordersPhysical activity monitoring: Addressing the difficulties of accurately detecting slow walking speeds
Keywords: قابلیت اطمینان و اعتبار; Chronic obstructive pulmonary disease; Incremental shuttle walk test; Physical activity; Reliability and validity; Sensitivity; COPD; chronic obstructive pulmonary disease; CV; coefficient of variance; ESWT; endurance shuttle walking test; FEV1; forced ex