Estimates of adherence and error analysis of physical activity data collected via accelerometry in a large study of free-living adults

<p>Abstract</p> <p>Background</p> <p>Activity monitors (AM) are small, electronic devices used to quantify the amount and intensity of physical activity (PA). Unfortunately, it has been demonstrated that data loss that occurs when AMs are not worn by subjects (removals...

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Bibliographic Details
Main Authors: Baer David J, Moshfegh Alanna J, Spears Karen E, Stote Kim S, Kramer Matthew, Paul David R, Rumpler William V
Format: Article
Language:English
Published: BMC 2008-06-01
Series:BMC Medical Research Methodology
Online Access:http://www.biomedcentral.com/1471-2288/8/38