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Poonai N, Freedman SB, Newton AS, Sawyer S, Gaucher N, Ali S, Wright B, Miller MR, Mater A, Fitzpatrick E, Jabbour M, Zemek R, Eltorki M, Doan Q. Emergency department visits and hospital admissions for suicidal ideation, self-poisoning and self-harm among adolescents in Canada during the COVID-19 pandemic. CMAJ 2023; 195:E1221-E1230. [PMID: 37722746 PMCID: PMC10506508 DOI: 10.1503/cmaj.220507] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 08/16/2023] [Indexed: 09/20/2023] Open
Abstract
BACKGROUND The COVID-19 pandemic had profound effects on the mental wellbeing of adolescents. We sought to evaluate pandemic-related changes in health care use for suicidal ideation, self-poisoning and self-harm. METHODS We obtained data from the Canadian Institute for Health Information on emergency department visits and hospital admissions from April 2015 to March 2022 among adolescents aged 10-18 years in Canada. We calculated the quarterly percentage of emergency department visits and hospital admissions for a composite outcome comprising suicidal ideation, self-poisoning and self-harm relative to all-cause emergency department visits and hospital admissions. We used interrupted time-series methods to compare changes in levels and trends of these outcomes between the prepandemic (Apr. 1, 2015-Mar. 1, 2020) and pandemic (Apr. 1, 2020-Mar. 31, 2022) periods. RESULTS The average quarterly percentage of emergency department visits for suicidal ideation, self-poisoning and self-harm relative to all-cause emergency department visits was 2.30% during the prepandemic period and 3.52% during the pandemic period. The level (0.08%, 95% confidence interval [CI] -0.79% to 0.95%) or trend (0.07% per quarter, 95% CI -0.14% to 0.28%) of this percentage did not change significantly between periods. The average quarterly percentage of hospital admissions for the composite outcome relative to all-cause admissions was 7.18% during the prepandemic period and 8.96% during the pandemic period. This percentage showed no significant change in level (-0.70%, 95% CI -1.90% to 0.50%), but did show a significantly increasing trend (0.36% per quarter; 95% 0.07% to 0.65%) during the pandemic versus prepandemic periods, specifically among females aged 10-14 years (0.76% per quarter, 95% CI 0.22% to 1.30%) and females aged 15-18 years (0.56% per quarter, 95% CI 0.31% to 0.81%). INTERPRETATION The quarterly change in the percentage of hospital admissions for suicidal ideation, self-poisoning and self-harm increased among adolescent females in Canada during the first 2 years of the COVID-19 pandemic. This underscores the need to promote public health policies that mitigate the impact of the pandemic on adolescent mental health.
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Affiliation(s)
- Naveen Poonai
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Stephen B Freedman
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Amanda S Newton
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Scott Sawyer
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Nathalie Gaucher
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Samina Ali
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Bruce Wright
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Michael R Miller
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Ahmed Mater
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Eleanor Fitzpatrick
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Mona Jabbour
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Roger Zemek
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Mohamed Eltorki
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
| | - Quynh Doan
- Departments of Pediatrics, Internal Medicine, and Epidemiology and Biostatistics (Poonai, Miller), Schulich School of Medicine and Dentistry, Western University; Children's Health Research Institute (Poonai, Miller), London Health Sciences Centre, London, Ont.; Divisions of Pediatric Emergency Medicine and Gastroenterology (Freedman), Departments of Pediatrics and Emergency Medicine, Alberta Children's Hospital, Cumming School of Medicine, University of Calgary, Calgary, Alta.; Department of Pediatrics (Newton), Faculty of Medicine & Dentistry, College of Health Sciences, University of Alberta, Edmonton, Alta.; Department of Pediatrics (Sawyer), University of Manitoba, Winnipeg, Man.; Centre hospitalier universitaire Sainte-Justine (Gaucher), Université de Montréal, Montréal, Que.; Department of Pediatrics, and Women and Children's Health Research Institute (Ali, Wright), Faculty of Medicine & Dentistry, University of Alberta, Edmonton, Alta.; Children's Emergency Services (Mater), Department of Pediatrics, Jim Pattison Children's Hospital, Saskatoon, Sask.; IWK Health and Division of Pediatric Emergency Medicine (Fitzpatrick), Dalhousie University, Halifax, NS; Department of Pediatrics and Emergency Medicine (Jabbour, Zemek), University of Ottawa; Children's Hospital of Eastern Ontario Research Institute (Jabbour, Zemek), Ottawa, Ont.; Department of Pediatrics (Eltorki), Faculty of Health Sciences, McMaster University, Hamilton, Ont.; Department of Pediatrics (Doan), University of British Columbia, Vancouver, BC
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