“The clinical trial which involved 10,025 children aged 2 to 14 years old, indicated a “very low” 56% efficacy rate for Dengvaxia vaccine.”
Dr. Erwin Erfe
Claim dated 14 Jul 2022.
Vera Files rated thisNeeds context
What Vera Files found
As of July 14, the World Health Organization (WHO) requires vaccines to have a “high efficacy rate of 50% or above. The WHO noted that Dengvaxia has an efficacy rate of about 80% among children within the age range of 9 to 16 years old with previous dengue infection.
Their words, from the summary they publish with the rating.
In short
Dr. Erwin Erfe made this claim around 14 July 2022. Vera Files (Philippines) looked into it and published its finding on 4 August 2022, 21 days later. Its rating was “Needs context”.
Where the claim appeared
- YouTube videohttps://youtu.be/J9CdDav66ps?t=306
Links recorded by Vera Files. Some posts may have been deleted since.
This check was done by Vera Files, not by DoesItStand. We list it so you can find it. Their full evidence and reasoning are in their article.