WHO Izinkan Penggunaan Darurat Vaksin Sinovac, Apa Artinya? kompas.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kompas.com Daily Mail and Mail on Sunday newspapers.
The Atlantic
Yes, all of the COVID-19 vaccines are very good. No, they’re not all the same.
Adam Maida / Getty / The Atlantic
Public-health officials are enthusiastic about the new, single-shot COVID-19 vaccine from Johnson & Johnson, despite its having a somewhat lower efficacy at preventing symptomatic illness than other available options. Although clinical-trial data peg that rate at 72 percent in the United States, compared with 94 and 95 percent for the Moderna and Pfizer-BioNTech vaccines, many experts say we shouldn’t fixate on those numbers. Much more germane, they say, is the fact that the Johnson & Johnson shot, like the other two, is essentially perfect when it comes to preventing the gravest outcomes. “I’m super-pumped about this,” Virginia’s vaccine coordinator told
Michael Ciaglo / Getty
Last spring and summer, when a COVID-19 vaccine was only a glimmer of hope on the horizon, scientists warned in their careful way that vaccines might not live up to the public’s high expectations. The FDA said a vaccine needed to be just 50 percent effective. The most important thing, scientists told me, was that the vaccines at least protect against severe illness.
Then, in the fall, data from the Pfizer and Moderna vaccine trials demonstrated 95 percent and 94 percent efficacy, respectively, against all symptomatic infections. They smashed expectations and created new ones. In comparison, the results from other vaccine trials look pretty good but unspectacular: AstraZeneca’s vaccine looks to be 70 percent effective; Novavax’s achieved 89 percent efficacy in the U.K., but only 49 percent in South Africa, based on data released yesterday; and Johnson & Johnson’s demonstrated 66 percent efficacy against moderate and severe infection, based on results r
Efikasi Vaksin Sinovac 65,3 Persen, Bagaimana Cara Menghitungnya? kompas.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kompas.com Daily Mail and Mail on Sunday newspapers.