Table 2
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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