أكتوبر 2021

Obesity has been associated with cognition in observational studies; however, whether its effect is confounding, reverse causality, or caus...

 out of vaccination. These samples were tested using two serologic assays: one detecting antibodies elicited by infection, and not by vaccin...

Background There is emerging evidence suggesting a link between ambient heat exposure and Chronic obstructive pulmonary disease (COPD) hospi...

  Before formal publication in a scholarly journal, scientific and medical articles are traditionally certified by “peer review.” In this pr...

Background  As there are limited data of the immuno genicity of the Sinopharm/BBIBP-CorV in different populations, antibody responses agains...

 outcomes corresponded with increasing vaccine coverage, and these declines were sustained even after societal reopening. Finally, the high ...

 asymptomatic infection that we observed. Specifically, studies are needed to evaluate testing behaviour of vaccinated and unvaccinated peop...

 Figure 2: Incident cases of SARS-CoV-2 infection and prevalence of BNT162b2 vaccination by age group in Israel (Dec 1, 2020, to April 3, 20...

 variant B.1.1.7, thereby providing evidence that BNT162b2 is effective against B.1.1.7. These findings are consistent with laboratory studi...

 (appendix p 5) compared with those at 7 days or longer after the second dose. Vaccine effectiveness against deaths was estimated to be 98∙1...

 occurred in people aged 16 years or older. 8472 (60%) of Leumit PCR tests used TaqPath during the study period, of which 8006 had an SGTF, ...

 sitivity analyses, vaccine effectiveness estimates were also calculated with the same method for people who had received two BNT162b2 doses...

 long-term care facilities. Vaccine availability was subsequently expanded, approximately weekly, to younger age cohorts in 5-year intervals...

 in 2022, the D614G variant was dominant.3 More recently, the SARS-CoV-2 variant B.1.1.7, first identified in the UK and associated with in...

 Evidence before this study The Pfizer–BioNTech mRNA COVID-19 vaccine BNT162b2, administered as two doses 21 days apart, was authorised for ...

  Impact and effectiveness of mRNA BNT162b2 vaccine against SARS-CoV-2 infections and COVID-19 cases, hospitalisations, and deaths following...