Research
Open Access
Seropositivity and risk factors for SARS-CoV-2 infection in a South Asian community in Ontario: a cross-sectional analysis of a prospective cohort study
Sonia S. Anand, Corey Arnold, Shrikant I. Bangdiwala, Shelly Bolotin, Dawn Bowdish, Rahul Chanchlani, Russell J. de Souza, Dipika Desai, Sujane Kandasamy, Farah Khan, Zainab Khan, Marc-André Langlois, Jayneel Limbachia, Scott A. Lear, Mark Loeb, Lawrence Loh, Baanu Manoharan, Kiran Nakka, Martin Pelchat, Zubin Punthakee, Karleen M. Schulze, Natalie Williams and Gita Wahi
July 05, 2022 10 (3) E599-E609; DOI: https://doi.org/10.9778/cmajo.20220031
Sonia S. Anand
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MD PhDCorey Arnold
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDShrikant I. Bangdiwala
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDShelly Bolotin
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDDawn Bowdish
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDRahul Chanchlani
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MD MScRussell J. de Souza
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
ScD RDDipika Desai
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MScSujane Kandasamy
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDFarah Khan
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MBBSZainab Khan
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MAMarc-André Langlois
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDJayneel Limbachia
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MScScott A. Lear
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDMark Loeb
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MD MScLawrence Loh
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MD MPHBaanu Manoharan
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
BScKiran Nakka
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDMartin Pelchat
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
PhDZubin Punthakee
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MD MScKarleen M. Schulze
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MMathNatalie Williams
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MLISGita Wahi
Department of Medicine (Anand, Bowdish, Punthakee, Schulze, Williams), McMaster University; Population Health Research Institute (Anand, Bangdiwala, de Souza, Desai, F. Khan, Z. Khan, Limbachia, Punthakee), Hamilton, Ont.; Department of Biochemistry, Microbiology and Immunology (Arnold, Langlois, Nakka, Pelchat), University of Ottawa, Ottawa, Ont.; Department of Health Research Methods, Evidence and Impact (Bangdiwala, de Souza, Kandasamy, Loeb, Manoharan), McMaster University, Hamilton, Ont.; Public Health Ontario (Bolotin); Dalla Lana School of Public Health (Bolotin, Loh), University of Toronto, Toronto, Ont.; Department of Pediatrics (Chanchlani, Wahi), McMaster University, Hamilton, Ont.; Faculty of Health Sciences (Lear), Simon Fraser University, Vancouver, BC; Department of Pathology and Molecular Medicine (Loeb), McMaster University, Hamilton, Ont.
MD PhD