Virtual Care Expansion and Physician Follow-Up Among Youth With First Mental Health Contact Through a Hospital: Population-Based Repeated Cross-Sectional Study

Erica Wennberg   ^{1, 2, 3, 4, 5} , BSc ;   Emily Hamovitch   ^{1, 3, 5} , MSW, MPH ;   Aditi Patrikar   ⁴ , MSPH ;   Peter C Austin   ^{1, 4} , PhD ;   Paul Kurdyak   ^{1, 4, 6} , MD, PhD ;   Katherine E Nelson   ^{1, 2, 3, 4, 5, 7} , MD, PhD ;   Amreen Babujee   ⁴ , MPH ;   Astrid Guttmann   ^{1, 2, 3, 4, 5, 7} , MDCM, MSc

¹ Institute of Health Policy, Management and Evaluation, Dalla Lana School of Public Health, University of Toronto, Toronto, ON, Canada

² Temerty Faculty of Medicine, University of Toronto, Toronto, ON, Canada

³ Child Health Evaluative Sciences, SickKids Research Institute, Toronto, ON, Canada

⁴ ICES, Toronto, ON, Canada

⁵ Edwin S.H. Leong Centre for Healthy Children, Toronto, ON, Canada

⁶ Centre for Addiction and Mental Health, Toronto, ON, Canada

⁷ The Hospital for Sick Children, Toronto, ON, Canada