Assessing User Engagement of an mHealth Intervention: Development and Implementation of the Growing Healthy App Engagement Index.
Sarah TakiSharyn J LymerCatherine Georgina RussellKaren J CampbellRachel A LawsKok-Leong OngRosalind M ElliottElizabeth A Denney-WilsonPublished in: JMIR mHealth and uHealth (2017)
The EI provided a comprehensive understanding of participant behavior with the app over the 9-month period of the Growing healthy program. The use of the EI in this study demonstrates that rich and useful data can be collected and used to inform assessments of the strengths and weaknesses of the app and in turn inform future interventions.