Youth Oriented Activity Trackers: Comprehensive Laboratory- and Field-Based Validation.
John R SirardBrittany MastellerPatty S FreedsonAlbert MendozaAmanda HickeyPublished in: Journal of medical Internet research (2017)
Across study phases, the SQ demonstrated stronger validity than the MB and ZZ. The validity of youth-oriented activity trackers may directly impact their effectiveness as behavior modification tools, demonstrating a need for more research on such devices.