Mental Health Presentations Across Health Care Settings During the First 9 Months of the COVID-19 Pandemic in England: Retrospective Observational Study

Gillian E Smith   ^{1, 2} , MBBS ;   Sally E Harcourt   ¹ , MPH ;   Uy Hoang   ³ , MBBS ;   Agnieszka Lemanska   ³ , PhD ;   Alex J Elliot   ^{1, 2} , PhD ;   Roger A Morbey   ^{1, 2} , PhD ;   Helen E Hughes   ¹ , PhD ;   Iain Lake   ^{2, 4} , PhD ;   Obaghe Edeghere   ^{1, 2} , MBBS ;   Isabel Oliver   ^{5, 6} , MBBS ;   Julian Sherlock   ³ , BSc ;   Richard Amlôt   ^{2, 5, 7} , PhD ;   Simon de Lusignan   ^{3, 8, 9} , MBBS

¹ Real-time Syndromic Surveillance Team, Field Service, UK Health Security Agency, Birmingham, United Kingdom

² National Institute for Health and Care Research Health Protection Research Unit in Emergency Preparedness and Response, King's College London, London, United Kingdom

³ Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, United Kingdom

⁴ School of Environmental Science, University of East Anglia, Norwich, United Kingdom

⁵ National Institute for Health and Care Research Health Protection Research Unit in Behavioural Science and Evaluation, Population Health Sciences, University of Bristol, Bristol, United Kingdom

⁶ Science Group, UK Health Security Agency, London, United Kingdom

⁷ Behavioural Science and Insights Unit, UK Health Security Agency, London, United Kingdom

⁸ Faculty of Health and Medical Sciences, University of Surrey, Surrey, United Kingdom

⁹ Royal College of General Practitioners, London, United Kingdom