Results 61 to 70 of about 41,075 (183)

Waning effectiveness against COVID-19-related hospitalisation, severe complications, and mortality with two to three doses of CoronaVac and BNT162b2: a case-control study [PDF]

open access: yes, 2023
BACKGROUND: This study aims to evaluate waning effectiveness against severe and fatal COVID-19 with 2-3 doses of CoronaVac/BNT162b2, where data is limited.
Chan, Esther Wai Yin   +13 more
core  

Disparities in response to mRNA SARS-CoV-2 vaccines according to sex and age: A systematic review [PDF]

open access: yes
BACKGROUND The rapid development and distribution of mRNA COVID-19 vaccines has been essential in containing the SARS-CoV-2 epidemic around the globe.
Bachmann, Michelle   +5 more
core   +1 more source

Effectiveness of BNT162b2 and CoronaVac vaccinations against SARS-CoV-2 omicron infection in people aged 60 years or above: a case–control study [PDF]

open access: yes, 2022
BACKGROUND: In view of limited evidence that specifically addresses vaccine effectiveness (VE) in the older population, this study aims to evaluate the real-world effectiveness of BNT162b2 and CoronaVac in older adults during the Omicron BA.2 outbreak ...
Chan, Cheyenne I Ying   +11 more
core   +1 more source

Comparison of antibody response durability of mRNA-1273, BNT162b2, and Ad26.COV2.S SARS-CoV-2 vaccines in healthcare workers

open access: yesInternational Journal of Infectious Diseases, 2022
Objectives: There are limited comparative immunologic durability data post COVID-19 vaccinations. Methods: Approximately 8.4 months after primary COVID-19 vaccination, 647 healthcare workers completed surveys about COVID-19 vaccinations/infections and ...
Wendy M. Brunner   +13 more
doaj   +1 more source

Impact of COVID‐19 and Vaccination on Lower Urinary Tract Symptoms: Insights From a Prospective Cohort Study

open access: yesNeurourology and Urodynamics, EarlyView.
ABSTRACT Aims To evaluate the prevalence, clinical course, and risk factors of lower urinary tract symptoms (LUTS) in patients hospitalized with COVID‐19, and to assess associations with comorbidities, disease severity, and vaccination status. Methods We conducted a prospective cohort study of adult patients hospitalized with confirmed COVID‐19, who ...
Julia Duarte de Souza   +12 more
wiley   +1 more source

Systemic reactogenicity following homologues and heterologous prime-boost AZD1222 and BNT162b2 COVID-19 vaccination of 2862 healthcare workers compared with an unvaccinated population

open access: yesVaccine: X, 2023
During spring 2021, AZD1222 and BNT162b2 were used as prime and BNT162b2 as booster COVID-19 vaccines in Denmark. We obtained self-reported information on systemic reactogenicity day-by-day during two weeks for 2862 healthcare workers vaccinated with ...
Sorosh Tabatabaeifar   +6 more
doaj   +1 more source

Thrombocytopenic, thromboembolic and haemorrhagic events following second dose with BNT162b2 and ChAdOx1: self-controlled case series analysis of the English national sentinel cohort [PDF]

open access: yes, 2023
Thrombosis associated with thrombocytopenia was a matter of concern post first and second doses of BNT162b2 and ChAdOx1 COVID-19 vaccines. Therefore, it is important to investigate the risk of thrombocytopenic, thromboembolic and haemorrhagic events ...
Agrawal, U   +15 more
core   +5 more sources

Vaccinations During Pregnancy Protect the Mother–Infant Dyad and Are Generally Safe

open access: yesActa Paediatrica, EarlyView.
ABSTRACT Aim Vaccination in pregnancy has a critical impact on mothers, foetuses and infants. The aim of this paper was to summarise key points presented by experts attending the 12th Maria Delivoria‐Papadopoulos Perinatal Symposium in March 2025 and further expand and update them.
Ariadne Malamitsi‐Puchner   +2 more
wiley   +1 more source

Comparison of Immunogenicity and Reactogenicity of Five Primary Series of COVID-19 Vaccine Regimens against Circulating SARS-CoV-2 Variants of Concern among Healthy Thai Populations

open access: yesVaccines, 2023
To compare immunogenicity and reactogenicity of five COVID-19 vaccine regimens against wild-type SARS-CoV-2 and variants of concern (VoCs) among Thai populations, a prospective cohort study was conducted among healthy participants aged ≥18 years who had ...
Tavitiya Sudjaritruk   +12 more
doaj   +1 more source

Evaluation of the effectiveness of BNT162b2 primary vaccination and booster dose to SARS-CoV-2 in eliciting stable mucosal immunity [PDF]

open access: yes, 2022
The waning effectiveness of the primary vaccination for SARS-CoV-2 led to administration of an additional booster dose (BD). The efficacy of the BD in stimulating humoral systemic immune response is well established, but its effectiveness on inducing ...
Angeloni A.   +6 more
core   +1 more source

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