Vaccination cuts risk of severe COVID-19 in patients on dialysis
Jun 01, 2022
There was a reduction in risk of admission and deaths with prior two-dose vaccination versus no vaccination.
mRNA COVID-19 vaccine less protective in elderly with comorbidity
Dec 23, 2021
At ≥7 days after the second dose, the effectiveness of mRNA COVID-19 vaccine was 69% against infection and 86% against related death.
Low risk seen for second allergic reaction to mRNA COVID-19 vaccine
Feb 22, 2022
Of 1,366 patients with an immediate allergic reaction to the first dose, six developed a severe immediate allergic reaction after the second dose.
Updated COVID-19 vaccine has effectiveness of 54 percent
Feb 06, 2024
Vaccine effectiveness was 49% at 60 to 119 days after vaccination among tests exhibiting spike gene target failure.
Simultaneous flu vaccine, COVID-19 booster safe
Jul 21, 2022
Systemic reactions generally were mild and were slightly more likely among those receiving both vaccines compared with the COVID-19 mRNA booster alone.
Flu vaccine tied to lower Alzheimer’s disease risk in older adults
Jul 26, 2022
Vaccination was associated with a 40% reduced risk for Alzheimer’s disease.
COVID-19 vaccine protection lasts at least six months after second dose
Feb 07, 2023
Vaccine effectiveness against death was lower for patients aged 80 years and older.
Real-world study shows power of Pfizer, Moderna vaccines to prevent COVID-19
Jun 08, 2021
Symptomatic and asymptomatic infection was reduced by 81% after partial vaccination and by 91% after full vaccination
Effectiveness of mRNA COVID-19 vaccines lower at ≥120 days
Dec 09, 2021
Among U.S. veterans, vaccine effectiveness was 86%t for Moderna and 75% for Pfizer-BioNTech vaccines at ≥120 days after the second dose.
COVID-19 vaccine-induced immunity more protective than infection
Nov 01, 2021
The odds of laboratory-confirmed COVID-19 were more than fivefold higher for unvaccinated patients with previous infection versus vaccinated persons.