Skip to main content
. 2022 Dec 7;2022(12):CD015477. doi: 10.1002/14651858.CD015477
Study ID Study follow‐up (months) WIV04 (n) Placebo (n) Critical outcomes
Confirmed SARS‐CoV‐2 infection after complete vaccination Confirmed symptomatic COVID‐19 after complete vaccination Severe or critical COVID‐19 All‐cause mortality Systemic reactogenicity events Any AE SAE
Al Kaabi 2021
(NCT04510207; ChiCTR2000034780)
5 13,470 13,471
Guo 2021 (ChiCTR2000031809) 4.77 168 168 * * * *