Category: Vaccine Waning
China: Highest Covid case rate since March 2020
Domestically transmitted COVID-19 infections on the Chinese mainland have soared to more than 500 with 214 confirmed cases and 312 asymptomatic cases respectively, the highest since 2020. More...
Hong Kong: Omicron BA.2 with S:I1221T mutation at 100% of recent sequences *6 UPDATES*
A catchup post looking at the BA.2 variant with mutation S:I1221T. More...
Preprint: Fourth wave of COVID-19 in India – statistical forecasting
The fourth wave of the COVID-19 pandemic in India may start around June 22nd 2022, and peak from mid-to-late August, a modelling study by researchers at the Indian Institute of Technology-Kanpur suggests. More...
UK: vaccine mandate abolished for care workers
UK Care workers who were sacked for refusing to get the Covid-19 vaccine may be able to get their jobs back this month after the Government confirmed it is repealing the jabs mandate. More...
Hong Kong: Nine day lockdown expected
South China Morning Post are reporting that a nine-day Covid-19 lockdown of Hong Kong is expected, and that “each resident will be required to undergo three tests during the mass testing,” the source said. More...
Preprint: Effectiveness of the BNT162b2 vaccine among children 5-11 and 12-17 years in New York after the emergence of the Omicron variant
For children 5-11, VE against cases declined from 65% to 12% by 28-34 days. More...
Hong Kong: Link between Covid cases and deaths re-established *4 UPDATES*
Hong Kong may impose a hard lockdown that confines people to their homes, authorities signalled Monday 28th February 2022, with the city’s zero-COVID strategy in tatters and bodies piling up in hospitals. More...
Is the global Sars-CoV-2 decline already petering out? *4 UPDATES & 1 PREDICTION*
Is the Omicron decline already petering out? There’s not much to go on yet, a few stutters in the world cases chart, some countries starting to see new surges, but it all looks vaguely familiar. More...
WHO: BA.2 to remain classified as Omicron
Based on available data of transmission, severity, reinfection, diagnostics, therapeutics and impacts of vaccines, the group reinforced that the BA.2 sublineage should continue to be considered a variant of concern and that it should remain classified as Omicron. More...
Denmark: BA.1 infection followed by BA.2 reinfection can occur
From a total of 187 reinfection cases, we identified 47 instances of BA.2 reinfections shortly after a BA.1 infection, mostly in young unvaccinated individuals with mild disease not resulting in hospitalization or death. More...