Validation of Physical Activity Tracking via Android Smartphones Compared to ActiGraph Accelerometer: Laboratory-Based and Free-Living Validation Studies.

Eric B Hekler Matthew P Buman Lauren Grieco Mary Rosenberger Sandra J Winter William Haskell Abby C King

Published in: JMIR mHealth and uHealth (2015)

Overall, results suggest that an Android smartphone can provide comparable estimates of physical activity to an ActiGraph in both a laboratory-based and free-living context for estimating sedentary and MVPA and that different Android smartphones may reliably confer similar estimates.

Keyphrases

physical activity
body mass index
depressive symptoms