Doctor Yong points out the efficacy of the COVID-19 vaccine Can’t just look at the numbers Must see something else. Along with raising vaccine testing cases in the past If tested in a sample at high risk Defense efficiency will be low.
January 14, 2021 Thai News Agency Reported that Prof. Yong Phu Worawan, head of the Center of Specialization in Clinical Virology Department of Pediatrics Faculty of Medicine Chulalongkorn University Discusses cases of vaccine efficacy studiesCOVID-19 Of Sinovac Biotech, the society is questioning the need for in-depth investigation. Because education is different in different locations Sample group Which is an important factor for the effectiveness of disease prevention
Because the experiment in a sample with high risk For example, a study of the HIV vaccine in Thailand was 30% effective against disease but 0% in Africa because Africa was at higher risk than Thailand.
As well as the vaccine trialCOVID 19 Of the Sinovac companies, a study in Turkey found an effective protection against 90%, Indonesia 60% and Brazil 50%. Found results like this Because Brazil is testing the vaccine on high-risk healthcare workers. Resulting in low protection performance Therefore I repeat that Vaccine efficacy cannot be measured by numbers alone. Must look at other elements as well
The illustrations are not relevant to the information.
For the ultimate goal of vaccine research and development
Covid 19 Is that vaccines can prevent infection Second, it may be infected but not a disease. Or in the end is Is a disease, but the disease is not severe No need to be hospitalized In the current situation, vaccines are in great demand. And there are few companies to choose from At present, only eight companies have reached Phase 3, so it’s normal to compete.
However, the government wants the government to import a small amount of the Covid-19 vaccine from Sinovac Bionate. To be injected to certain groups and to watch the vaccine response. Before being imported into a large lot at the end of February this
Thanks to information from Thai News Agency