Prior SARS-CoV-2 infection is associated with protection against reinfection
1. Previous infection from SARS-CoV-2 was linked to an 84% lower incidence of reinfection. 2. Median interval between primary infection ...
Tag: covid-19 infection
ChAdOx1 nCoV-19 (AstraZeneca) vaccine is effective against the SARS-CoV-2 B.1.1.7 variant
1. The AstraZeneca vaccine was 70.4% effective against the B.1.1.7 lineage, compared to 81.5% effective against non-B.1.1.7 lineages. 2. The ...
Southern and Northern Africa continue to be disproportionately affected during the second wave of COVID-19
1. Analysis of the two distinct waves of the COVID-19 pandemic in Africa showed a more severe second wave with ...
Post-COVID Syndrome is linked to higher mortality risk and multi-organ dysfunction
1. Hospital readmission and mortality rates were higher in post-COVID patients as compared to matched control groups. 2. More diagnoses ...
Protection from SARS-CoV-2 re-infection may be diminished among elderly individuals
1. Prior infection with SARS-CoV-2 in the first wave (i.e. before June 2020) was linked to significant protection against reinfection ...
Azithromycin does not improve clinical outcomes in high-risk patients with suspected COVID-19 in the community setting
1. 80% of patients in the azithromycin plus usual care group reported feeling recovered within 28 days, compared to 77% ...
Low seroprevalence of anti-SARS-CoV-2 antibodies seen in a cross-sectional sample of residents from Wuhan, China
1. A cross-sectional sample of residents from Wuhan, China showed low overall seroprevalence (6.92%) of anti-SARS-CoV-2 antibodies in April 2020. ...
ChAdOx1-nCoV-19 vaccine maintains efficacy despite a longer prime-boost interval
1. Overall vaccine efficacy at least 14-days after the second dose was 66.7%. 2. After the initial 21-day exclusion period, ...
Azithromycin does not reduce mortality in patients hospitalized with COVID-19
1. All-cause mortality at 28 days was similar between patients in the azithromycin group and usual care alone group. 2. ...
