Digital Technology Use and BMI: Evidence From a Cross-sectional Analysis of an Adolescent Cohort Study

Chen Shen   ^{1, 2} , PhD ;   Iroise Dumontheil   ³ , PhD ;   Michael Thomas   ³ , PhD ;   Martin Röösli   ^{4, 5} , PhD ;   Paul Elliott   ^{1, 2, 6} , PhD ;   Mireille Toledano   ^{1, 2, 7} , PhD

¹ MRC Centre for Environment and Health, Department of Epidemiology and Biostatistics, Imperial College London, London, United Kingdom

² National Institute for Health Research Health Protection Research Unit in Chemical and Radiation Threats and Hazards, Imperial College London, London, United Kingdom

³ Department of Psychological Sciences, Birkbeck, University of London, London, United Kingdom

⁴ Department of Epidemiology and Public Health, Swiss Tropical and Public Health Institute, Basel, Switzerland

⁵ University of Basel, Basel, Switzerland

⁶ NIHR Biomedical Research Centre, Imperial College London, London, United Kingdom

⁷ Mohn Centre for Children’s Health and Wellbeing, School of Public Health, Imperial College London, London, United Kingdom