Parental and Demographic Predictors of Engagement in an mHealth Intervention: Observational Study From the Let’s Grow Trial

Johanna Sandborg   ¹ , PhD ;   Brittany Reese Markides   ¹ , PhD ;   Savannah Simmons   ¹ , MDiet ;   Katherine L Downing   ¹ , PhD ;   Jan M Nicholson   ² , PhD ;   Liliana Orellana   ³ , PhD ;   Harriet Koorts   ¹ , PhD ;   Valerie Carson   ⁴ , PhD ;   Jo Salmon   ¹ , PhD ;   Kylie D Hesketh   ¹ , PhD

¹ Institute for Physical Activity and Nutrition (IPAN), Faculty of Health, Deakin University, Geelong, Victoria, Australia

² Judith Lumley Centre, La Trobe University, Bundoora, Australia

³ Faculty of Health Biostatistics Unit, Deakin University, Geelong, Australia

⁴ Faculty of Kinesiology, Sport, and Recreation, University of Alberta, Edmonton, AB, Canada