Impact of study design on vaccine effectiveness estimates of 2 mRNA COVID-19 vaccine doses in patients with stage 5 chronic kidney disease

Affiliations

• ¹ ICES, Toronto, Ontario, Canada; Department of Epidemiology & Biostatistics, Western University, London, Ontario, Canada; Lawson Health Research Institute and London Health Sciences Centre, London, Ontario, Canada.
• ² ICES, Toronto, Ontario, Canada; Lawson Health Research Institute and London Health Sciences Centre, London, Ontario, Canada.
• ³ ICES, Toronto, Ontario, Canada; Dalla Lana School of Public Health, Centre for Vaccine Preventable Diseases, University of Toronto, Toronto, Ontario, Canada; Department of Family and Community Medicine, University of Toronto, Toronto, Ontario, Canada; Public Health Ontario, Toronto, Ontario, Canada; University Health Network, Toronto, Ontario, Canada.
• ⁴ Ontario Renal Network, Ontario Health, Toronto, Ontario, Canada.
• ⁵ Data and Decision Sciences, Ontario Health, Toronto, Ontario, Canada.
• ⁶ Lawson Health Research Institute and London Health Sciences Centre, London, Ontario, Canada; Ontario Renal Network, Ontario Health, Toronto, Ontario, Canada; Division of Nephrology, Western University, London, Ontario, Canada.
• ⁷ ICES, Toronto, Ontario, Canada; Department of Epidemiology & Biostatistics, Western University, London, Ontario, Canada; Lawson Health Research Institute and London Health Sciences Centre, London, Ontario, Canada; Division of Nephrology, Western University, London, Ontario, Canada.
• ⁸ British Columbia Renal, Vancouver, British Columbia, Canada.
• ⁹ Ontario Renal Network, Ontario Health, Toronto, Ontario, Canada; Division of Nephrology, Department of Medicine, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada.
• ¹⁰ British Columbia Renal, Vancouver, British Columbia, Canada; Department of Medicine, Division of Nephrology, University of British Columbia, Vancouver, British Columbia, Canada; St. Paul's Hospital, Vancouver, British Columbia, Canada.
• ¹¹ Ontario Renal Network, Ontario Health, Toronto, Ontario, Canada; Division of Nephrology, Department of Medicine, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada. Electronic address: [email protected].