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...
Main Authors: | , , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2008-06-01
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Series: | BMC Medical Research Methodology |
Online Access: | http://www.biomedcentral.com/1471-2288/8/38 |