Validity and Usability of Physical Activity Monitoring in Patients with Chronic Obstructive Pulmonary Disease (COPD)
Fig 4
Bland and Altman plots with the mean over three days.
Upper/lower limits of agreement and 95% CI (over/under the means) of steps (A), calories (B), daily activity (C) and MET (D) between Polar A300™ and SWA.