CANVAS-COVID Study Results
Results as of: September 1, 2021
Total persons enrolled in study
1 242 520
Vaccination dose received and survey completed:
DOSE 1
survey completed
700,270
DOSE 2
survey completed
337,091
People experiencing local reaction:
52%
Injection site pain/swelling/redness
Other health events that occurred after dose 1:
8%
of people developed a new health event within 7 days of receiving their first dose
58,524 out of 700,270 doses
5%
of people developed a new health event within 7 days that prevented daily activities/
work/required a medical visit
34,900 out of 700,270 doses
Other health events that occurred after dose 2:
9%
of people developed a new health event within 7 days of receiving their second dose
28,825 out of 337,091 doses
5%
of people developed a new health event within 7 days of receiving their second dose that prevented daily activities/work/required a medical visit
16,891 out of 337,091 doses
Most frequent other health events reported:
4.4%
Systemic symptoms
(fever, fatigue, muscle ache, feeling unwell)
3.2%
Headache or migraine
1.9%
Nausea, vomiting, diarrhea
Other events of interest:
Shingles is not occurring more frequently after vaccination
VACCINATED GROUP
0.02%
UNVACCINATED GROUP
0.03%