Table 2 
National SARS-CoV-2 antibody seroprevalence estimates, by antibody seroprevalence type and age group 

National SARS-CoV-2 antibody seroprevalence estimates, by antibody seroprevalence type and age group
  Antibody seroprevalence overall percentage Low 95% Confidence Interval High 95% Confidence Interval Antibody seroprevalence due to infection percentage Low 95% Confidence Interval High 95% Confidence Interval Antibody seroprevalence due to vaccination percentage Low 95% Confidence Interval High 95% Confidence Interval
All age groups 3.6 2.6 4.2 2.6 1.6 3.2 1.0 0.0 1.3
1 to 19 years 3.4 2.2 4.6 3.3 2.1 4.5 x x x
20 to 59 years 4.5 3.3 5.5 2.9 1.8 3.7 1.6 0.6 2.0
60 years or older 2.1 1.0 2.7 1.4 0.4 1.9 0.7 0.0 1.2
x
suppressed to meet the confidentiality requirements of the Statistics Act
Source(s):
Statistics Canada; Canadian COVID-19 Antibody and Health Survey (5339).
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