Longitudinal Assessment of Seasonal Impacts and Depression Associations on Circadian Rhythm Using Multimodal Wearable Sensing: Retrospective Analysis

Yuezhou Zhang   ¹ , PhD ;   Amos A Folarin   ^{1, 2, 3, 4, 5} , PhD ;   Shaoxiong Sun   ^{1, 6} , PhD ;   Nicholas Cummins   ¹ , PhD ;   Yatharth Ranjan   ¹ , MSc ;   Zulqarnain Rashid   ¹ , PhD ;   Callum Stewart   ¹ , PhD ;   Pauline Conde   ¹ , BSc ;   Heet Sankesara   ¹ , BSc ;   Petroula Laiou   ¹ , PhD ;   Faith Matcham   ^{7, 8} , PhD ;   Katie M White   ⁷ , BSc ;   Carolin Oetzmann   ⁷ , MSc ;   Femke Lamers   ^{9, 10} , PhD ;   Sara Siddi   ^{11, 12, 13} , PhD ;   Sara Simblett   ¹⁴ , PhD ;   Srinivasan Vairavan   ¹⁵ , PhD ;   Inez Myin-Germeys   ¹⁶ , PhD ;   David C Mohr   ¹⁷ , PhD ;   Til Wykes   ^{14, 18} , PhD ;   Josep Maria Haro   ^{11, 12, 13} , PhD ;   Peter Annas   ¹⁹ , PhD ;   Brenda WJH Penninx   ^{9, 10} , PhD ;   Vaibhav A Narayan   ^{15, 20} , PhD ;   Matthew Hotopf   ^{3, 7, 18} , PhD ;   Richard JB Dobson   ^{1, 2, 3, 4, 5} , PhD ;   RADAR-CNS consortium   ²¹

¹ Department of Biostatistics & Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, United Kingdom

² Institute of Health Informatics, University College London, London, United Kingdom

³ NIHR Biomedical Research Centre at South London and Maudsley NHS Foundation Trust, London, United Kingdom

⁴ NIHR Biomedical Research Centre at University College London Hospitals, NHS Foundation Trust, London, United Kingdom

⁵ Health Data Research UK London, University College London, London, United Kingdom

⁶ Department of Computer Science, University of Sheffield, Sheffield, United Kingdom

⁷ Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, United Kingdom

⁸ School of Psychology, University of Sussex, Falmer, United Kingdom

⁹ Department of Psychiatry, Amsterdam UMC, Vrije Universiteit, Amsterdam, Netherlands

¹⁰ Mental Health Program, Amsterdam Public Health Research Institute, Amsterdam, Netherlands

¹¹ Centro de Investigación Biomédica en Red de Salud Mental, Madrid, Spain

¹² Teaching Research and Innovation Unit, Parc Sanitari Sant Joan de Déu, Fundació Sant Joan de Déu, Barcelona, Spain

¹³ Faculty of Medicine and Health Sciences, Universitat de Barcelona, Barcelona, Spain

¹⁴ Department of Psychology, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, United Kingdom

¹⁵ Janssen Research and Development LLC, Titusville, NJ, United States

¹⁶ Department of Neurosciences, Center for Contextual Psychiatry, Katholieke Universiteit Leuven, Leuven, Belgium

¹⁷ Center for Behavioral Intervention Technologies, Department of Preventive Medicine, Northwestern University, Chicago, IL, United States

¹⁸ South London and Maudsley NHS Foundation Trust, London, United Kingdom

¹⁹ H Lundbeck A/S, Copenhagen, Denmark

²⁰ Davos Alzheimer’s Collaborative, Geneva, Switzerland

²¹ See Acknowledgments, London, United Kingdom