Acute mental health service use following onset of the COVID-19 pandemic in Ontario, Canada: a trend analysis

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.

Department of Paediatrics (Saunders, Toulany, Guttmann), University of Toronto, Toronto, Ont.; The Hospital for Sick Children (Toulany), Toronto, Ont.; Child Health Evaluative Sciences (Saunders, Toulany), SickKids Research Institute, Toronto, Ont.; ICES (Saunders, Deb, Strauss, Vigod, Guttmann, Chiu, Huang, Fung, Chen), Toronto, Ont.; Institute of Health Policy, Management and Evaluation (Vigod, Chiu, Kurdyak), University of Toronto, Toronto, Ont.; Edwin S.H. Leong Centre for Healthy Children (Guttmann), University of Toronto, Toronto, Ont.; Women’s College Hospital and Women’s College Research Institute (Vigod, Kurdyak), Toronto, Ont.; Department of Psychiatry (Vigod, Kurdyak), Temerty Faculty of Medicine, University of Toronto, Toronto, Ont.; Centre for Addiction and Mental Health (Kurdyak), Toronto, Ont.