Results 1 to 10 of about 3,308 (117)

Pre-existing health conditions and severe COVID-19 outcomes: an umbrella review approach and meta-analysis of global evidence

open access: yesBMC Medicine, 2021
Background This study applies an umbrella review approach to summarise the global evidence on the risk of severe COVID-19 outcomes in patients with pre-existing health conditions. Methods Systematic reviews (SRs) were identified in PubMed, Embase/Medline
Marina Treskova-Schwarzbach   +12 more
doaj   +1 more source

A cross-sectional national investigation of COVID-19 outbreaks in nurseries during rapid spread of the Alpha (B.1.1.7) variant of SARS-CoV-2 in England

open access: yesBMC Public Health, 2022
Background In England, the emergence the more transmissible SARS-CoV-2 variant Alpha (B.1.1.7) led to a third national lockdown from December 2020, including restricted attendance at schools. Nurseries, however, remained fully open. COVID-19 outbreaks (≥ 
Felicity Aiano   +22 more
doaj   +1 more source

Tick-borne encephalitis vaccine effectiveness and barriers to vaccination in Germany

open access: yesScientific Reports, 2022
Tick-borne encephalitis (TBE) vaccination coverage remains low in Germany. Our case–control study (2018–2020) aimed to examine reasons for low vaccine uptake, vaccine effectiveness (VE), and vaccine breakthrough infections (VBIs).
Teresa M. Nygren   +6 more
doaj   +1 more source

COVID-19 outbreaks following full reopening of primary and secondary schools in England: Cross-sectional national surveillance, November 2020

open access: yesThe Lancet Regional Health. Europe, 2021
Background: The full reopening of schools in September 2020 was associated with an increase in COVID-19 cases and outbreaks in educational settings across England.
Felicity Aiano   +16 more
doaj   +1 more source

Serological responses and vaccine effectiveness for extended COVID-19 vaccine schedules in England

open access: yesNature Communications, 2021
The UK extended the interval until the second COVID-19 vaccine dose up to 12 weeks. Here, the authors show in a cohort of 750 participants aged 50–89 years that the extended schedule results in higher antibody titers and estimate a higher vaccine ...
Gayatri Amirthalingam   +17 more
doaj   +1 more source

Disseminated varicella zoster virus infection following live attenuated herpes zoster vaccine: descriptive analysis of reports to Australia’s spontaneous vaccine pharmacovigilance system, 2016–2020

open access: yesBMJ Open, 2023
Objectives To examine the reported incidence and features of disseminated varicella zoster virus (VZV) infection following live attenuated herpes zoster vaccine live (ZVL: Zostavax, Merck) in immunocompromised people in Australia.Design and setting ZVL ...
Catherine Glover   +9 more
doaj   +1 more source

Perceptions of adolescents on the COVID-19 pandemic and returning to school: qualitative questionnaire survey, September 2020, England

open access: yesBMC Pediatrics, 2022
Background Little is known about the views of adolescents returning to secondary school during the current COVID-19 pandemic. Methods In September 2020, the UK Health Security Agency (UKHSA), formerly known as Public Health England (PHE),recruited staff ...
Annabel A. Powell   +11 more
doaj   +1 more source

The effect of the ongoing civil strife on key immunisation outcomes in the North West and South West regions of Cameroon

open access: yesConflict and Health, 2021
Background Civil strife has long been recognized as a significant barrier in the fight against vaccine preventable diseases in several parts of the world. However, little is known about the impact of the ongoing civil strife on the immunisation system in
Yauba Saidu   +12 more
doaj   +1 more source

UK prevalence of underlying conditions which increase the risk of severe COVID-19 disease: a point prevalence study using electronic health records

open access: yesBMC Public Health, 2021
Background Characterising the size and distribution of the population at risk of severe COVID-19 is vital for effective policy and planning. Older age, and underlying health conditions, are associated with higher risk of death from COVID-19.
Jemma L. Walker   +17 more
doaj   +1 more source

Stakeholder Perspectives of Australia’s National HPV Vaccination Program

open access: yesVaccines, 2022
Australia has been a world leader in human papillomavirus (HPV) vaccination and was the first country to implement a fully funded national HPV vaccination program, from 2007 for girls and 2013 for boys.
Caitlin Swift   +6 more
doaj   +1 more source

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