Trial NCT04510207, ChiCTR2000034780
Publication Al Kaabi N, JAMA, 2021
Primary outcome on the report: Laboratory-confirmed symptomatic COVID-19 cases that occurred at least 14 days after receipt of the second vaccine dose

Note: The risk of bias by domain corresponds to the highest risk of bias among outcomes by domain.
The overall risk of bias corresponds to the overall highest risk of bias assessed among outcomes.