BMJ Publishing Group, BMJ Open, 4(5), p. e007423-e007423, 2015
DOI: 10.1136/bmjopen-2014-007423
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Few studies have examined how levels of activity intensity fluctuate throughout later life in older adults and no study has identified correlates of sustained activity levels in this age group. The aim of the present analysis was to investigate stability of activity over a 10-year period and identify potential correlates of sustained activity levels in older adults.