6 Results for: "Featured"
- Published on Jul 15, 2017
Background Although the six-minute walk distance is well established as a clinically relevant endpoint for adults with pulmonary arterial hypertension (PAH), this endpoint is less applicable to infants and children who may be unable to participate in such testing. Thus, there is a critical need to develop and validate means ...
- Published on March 16, 2017
Background: Accelerometers are widely used to measure
sedentary time, physical activity, physical activity energy
expenditure (PAEE), and sleep-related behaviors, with the
ActiGraph being the most frequently used brand by
researchers. However, data collection and processing criteria
have evolved in a myriad of ways out of the need to
answer unique ...
- Published on Sept. 8, 2014
Purpose: This study compared sitting, standing, and stepping classifications from thigh-worn Actigraph and activPAL monitors under laboratory and free-living conditions.
Methods: Adults wore both monitors on the right thigh while performing six sitting, two standing, nine stepping, one cycling activity, and writing on a whiteboard with intermittent stepping under laboratory ...
- Published on July 20, 2013
Activity-based monitors offer researchers a feasible, quantitative means for the assessing physical activity and sleep quality on a consistent and uniform basis. The purpose of this comparative study was to evaluate the reliability and feasibility of the Fitbit 4.10 activity based monitoring system to the standard actigraph GT3X+ in 42 ...
- Published on Sept. 20, 2013
Background Physical inactivity is common in stable COPD and independently predicts poor outcomes. Longitudinal assessments of physical activity in outpatients with COPD, covering periods of stability and exacerbations, have not been evaluated previously.
Methods Patients with clinically-stable COPD and a history of 2 or more clinical exacerbations in the preceding 12 months ...
- Published on Aug. 21, 2013
Objective To describe levels of physical activity, sedentary time and adherence to Chief Medical Officers (CMO) physical activity guidelines among primary school-aged children across the UK using objective accelerometer-based measurements.
Design Nationally representative prospective cohort study.
Setting Children born across the UK, between 2000 and 2002.
Participants 6497 7-year-old to 8-year-old singleton children ...