Chart 1
Self-reported positive COVID-19 polymerase chain reaction (PCR) test and rapid antigen test (RAT) results, and suspected infections, in Canadian adults between November 2020 and March 2022

millions of Canadians 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 Nov. 2020 2021 Mar. 2022 PCRPCR RATRAT Suspected infectionsSuspected infections
x
suppressed to meet the confidentiality requirements of the Statistics Act
Note(s):
For December 2020, June 2021, July 2021 and August 2021, RAT cases were combined with PCR cases due to small sample sizes within the RAT category. Self-reported COVID-19 positive tests and suspected infections before November 2020 were excluded due to low sample size.
Source(s):
Canadian COVID-19 Antibody and Health Survey - Cycle 2 (5339).

Chart description


This is a column stacked chart.

Self-reported positive COVID-19 polymerase chain reaction (PCR) test and rapid antigen test (RAT) results, and suspected infections, in Canadian adults between November 2020 and March 2022, millions of Canadians
  PCR RAT Suspected infections
November 2020 0.126 0.010 0.024
December 2020 0.208 x 0.040
January 2021 0.092 0.011 0.050
February 2021 0.066 0.007 0.028
March 2021 0.125 0.017 0.016
April 2021 0.156 0.024 0.016
May 2021 0.039 0.010 0.018
June 2021 0.015 x 0.001
July 2021 0.008 x 0.013
August 2021 0.028 x 0.014
September 2021 0.032 0.025 0.027
October 2021 0.050 0.028 0.050
November 2021 0.047 0.037 0.018
December 2021 0.639 0.370 0.329
January 2022 0.595 0.939 0.458
February 2022 0.235 0.472 0.167
March 2022 0.243 0.779 0.196
x
suppressed to meet the confidentiality requirements of the Statistics Act
Note(s):
For December 2020, June 2021, July 2021 and August 2021, RAT cases were combined with PCR cases due to small sample sizes within the RAT category. Self-reported COVID-19 positive tests and suspected infections before November 2020 were excluded due to low sample size.
Source(s):
Canadian COVID-19 Antibody and Health Survey - Cycle 2 (5339).
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