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.
Vaccination protects against death from SARS-CoV-2 delta variant
Oct 28, 2021
A Scotland cohort study shows that vaccination effectiveness with the ChAdOx1 nCoV-19 (Astra Zeneca, not available in the U.S.) or BNT162b2 (Pfizer–BioNTech) vaccine was 90% and 87%, respectively, for...
COVID-19 vaccination more likely with provider recommendation
Dec 16, 2021
Adults who receive a provider recommendation for COVID-19 vaccination are more likely to have received one or more doses of COVID-19 vaccine, according to research published in the Dec. 17 issue of the...
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.
Fourth dose of BNT162b2 prevents severe COVID-19 in nursing home residents
Jun 27, 2022
Substantial protection against hospitalizations and deaths seen among nursing home residents during the omicron surge.
Moderna vaccine top for protection against COVID-19 hospitalization
Sep 21, 2021
Vaccine effectiveness was higher for the Moderna than for the Pfizer-BioNTech vaccine; both mRNA vaccines have higher effectiveness than Janssen (Johnson & Johnson).
Cardiac complications up after SARS-CoV-2 infection versus vaccines
Apr 06, 2022
“[T]he risks for these complications were higher after infection than after vaccination among males and females in all age groups,” the authors write.
COVID-19 cases, deaths down in seniors after vaccine introduction
Jun 10, 2021
Lower rate ratios for COVID-19 cases, ED visits, hospital admission and deaths were seen comparing oldest age group with younger adults.
Booster cuts COVID-19-related mortality in adults with chronic conditions
Jan 30, 2023
The findings “support the recent focus on older people and those with chronic conditions for future booster doses of SARS-CoV-2 vaccines beyond the first booster,” the authors write.
Text messaging intervention does not improve COVID-19 vaccine uptake
Jun 13, 2022
No increase in vaccine uptake was seen for individuals receiving text message versus phone calls or for behaviorally informed message content.