Evidence map›Paper›PMID 40493534›Full record

ArticleEuropean journal of public health2025

Is equitable priority vaccination of vulnerable people feasible in a real-world context? The case of Belgium.

Elias Vermeiren, Charlotte Scheerens, Veerle Stouten, John Crombez, Jan De Maeseneer, Joris A F van Loenhout

Abstract read
In one paragraph

Article in European journal of public health, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Elias VermeirenDepartment of Epidemiology and Public Health, Sciensano, Brussels, Belgium.ORCID 0009-0006-6865-6251
Charlotte ScheerensDepartment of Public Health and Primary Care, Ghent University, Ghent, Belgium.
Veerle StoutenDepartment of Epidemiology and Public Health, Sciensano, Brussels, Belgium.
John CrombezDepartment of Public Health and Primary Care, Ghent University, Ghent, Belgium.
Jan De MaeseneerDepartment of Public Health and Primary Care, Ghent University, Ghent, Belgium.
Joris A F van LoenhoutDepartment of Epidemiology and Public Health, Sciensano, Brussels, Belgium.

Funding

Belgian Federated EntitiesPublic Health and the Belgian Federated EntitiesSPF Public HealthThe LINK-VACC
6 · The paper itself

Abstract

Belgium has implemented a strategy to prioritize vaccination at population level during the COVID-19 pandemic, targeting individuals with pre-existing health conditions at increased risk of severe COVID-19. We aimed to evaluate whether prioritized groups were vaccinated sooner, and which socio-demographic and -economic characteristics were related to the speed of vaccine uptake. We calculated the time to vaccination between the start of the prioritization (1 April 2021) and receiving a first COVID-19 vaccine dose, using this interval as a proxy for evaluating the strategy's early impact. A multivariate regression model, incorporating priority status, age, sex, region of residence, income, and migration background, described the natural logarithm of this time gap. The sample included 4 472 873 individuals vaccinated between 1 April and 31 December 2021, of which 26.4% were prioritized. The results show a 34.6 days earlier vaccination for prioritized individuals versus non-prioritized ones. The time difference between the prioritized and non-prioritized groups was larger in the younger age groups compared to the older age groups (28.2 days versus 19.3 days). Based on the multivariate model estimates, being prioritized [βpriority = -0.37, 95% CI (-0.38; -0.36)], older age [β55-64 = -0.57, 95% CI(-0.58; -0.56)], residency in Brussels or Wallonia [βBrussels = -0.18, 95%CI (-0.20; -0.16); βWallonia = -0.18, 95% CI (-0.19; -0.17)], having a high income [βhigh income = -0.11, 95% CI (-0.12; -0.10)], being a Belgian national (βbelgian = reference), having had a recent prior infection (βno prior infection = reference) and being female (βfemale = reference) are associated with a shorter time to vaccination. Developing and implementing a prioritization vaccination strategy accelerated vaccination for the high-risk population with health conditions, demonstrating its feasibility in promoting equitable access to COVID-19 vaccines.

Indexed as

COVID-19COVID-19 VaccinesHealth PrioritiesVaccinationVulnerable PopulationsAdolescentAdultAgedBelgiumChildChild, PreschoolFemaleHumansInfantMaleMiddle AgedCOVID-19 Vaccines

Identifiers

PMID40493534
PMCPMC12312844

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.