Validation of Physical Activity Tracking via Android Smartphones Compared to ActiGraph Accelerometer: Laboratory-Based and Free-Living Validation Studies
Validation of Physical Activity Tracking via Android Smartphones Compared to ActiGraph Accelerometer: Laboratory-Based and Free-Living Validation Studies
Eric B Hekler
1
, PhD ;
Matthew P Buman
1
, PhD ;
Lauren Grieco
2
, PhD ;
Mary Rosenberger
2
, PhD ;
Sandra J Winter
2
, PhD ;
William Haskell
2
, PhD ;
Abby C King
2
, PhD
1
Arizona State University, School of Nutrition and Health Promotion, Phoenix, AZ, United States
2
Stanford University, Stanford, CA, United States
Corresponding Author:
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Eric B Hekler, PhD
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Arizona State University
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School of Nutrition and Health Promotion
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500 N. 3rd St.
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Phoenix, AZ, 85003
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United States
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Phone:
1 6028272271
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Fax: 1 (602) 827-2253
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Email: ehekler@asu.edu