South Korea: Nearly half of recent Covid cases in Seoul are vaccine breakthrough infections

“Of the 646 new cases confirmed in Seoul on Sunday, 49.4 percent, or 319 cases, were breakthrough cases,” Park Yoo-mi, a disease control official at the Seoul metropolitan government, said in a briefing....More...

Preprint: Breakthrough SARS-CoV-2 infections in 620,000 U.S. Veterans – protection decreased from 92% to 54%

We compared SARS CoV-2 infection by vaccination status from February 1, 2021 to August 13, 2021 in the Veterans Health Administration, covering 2.7% of the U.S....More...

USA: 25% vaccine breakthrough in New Jersey – 13,762 cases of which 3,414 were in fully vaccinated people

From Sept. 13 through Sept. 17, the most recent week of data available, of the total of 13,762 positive cases, 3,414 were of fully vaccinated people....More...

Cornell University: 95% Covid vaccinated, 322 infections in one week

Cornell University, which has a population of around 40,000 and a 95% Covid-19 vaccination rate, was declared a “yellow zone” after their first week of classes because 322 people there tested positive for the coronavirus during the opening “surveillance testing.”  ...More...

Vaccine breakthrough cases in Oregon by variant to 16th September 2021

Vaccine breakthrough data for Oregon state by Sars-CoV-2 variant up to 16th September 2021.

The Delta variant is currently responsible for the majority of vaccine breakthrough cases in Oregon....More...