Research
Heterogeneity in testing, diagnosis and outcome in SARS-CoV-2 infection across outbreak settings in the Greater Toronto Area, Canada: an observational study
Linwei Wang, Huiting Ma, Kristy C.Y. Yiu, Andrew Calzavara, David Landsman, Linh Luong, Adrienne K. Chan, Rafal Kustra, Jeffrey C. Kwong, Marie-Claude Boily, Stephen Hwang, Sharon Straus, Stefan D. Baral and Sharmistha Mishra
October 09, 2020 8 (4) E627-E636; DOI: https://doi.org/10.9778/cmajo.20200213
Linwei Wang
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Huiting Ma
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Kristy C.Y. Yiu
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Andrew Calzavara
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
David Landsman
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Linh Luong
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Adrienne K. Chan
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Rafal Kustra
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Jeffrey C. Kwong
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Marie-Claude Boily
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Stephen Hwang
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Sharon Straus
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Stefan D. Baral
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
Sharmistha Mishra
MAP Centre for Urban Health Solutions (Wang, Ma, Yiu, Landsman, Luong, Hwang, Mishra), St. Michael’s Hospital, University of Toronto; ICES (Calzavara, Kwong); Division of Infectious Diseases, Department of Medicine (Chan, Mishra), University of Toronto; Division of Infectious Diseases (Chan), Sunnybrook Health Sciences Centre, University of Toronto; Dalla Lana School of Public Health (Kustra), University of Toronto; Department of Family and Community Medicine (Kwong), Faculty of Medicine, University of Toronto, Toronto, Ont.; MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology (Boily), Faculty of Medicine, Imperial College, London, UK; Division of General Internal Medicine (Hwang), Department of Medicine, University of Toronto; Department of Medicine (Straus), St. Michael’s Hospital, University of Toronto, Toronto, Ont.; Bloomberg School of Public Health (Baral), Johns Hopkins University, Baltimore, Md.
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