Evidence map›Paper›PMID 39952478›Full record

ArticleThe Journal of infection2025

Increasing child vaccination coverage can reduce influenza cases across age groups: An agent-based modeling study.

Katherine V Williams, Mary G Krauland, Mary Patricia Nowalk, Lee H Harrison, John V Williams, Mark S Roberts, Richard K Zimmerman

Abstract read
In one paragraph

Article in The Journal of infection, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

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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

7 authors.

Katherine V WilliamsDepartment of Family Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, United States. Electronic address: kvw3@pitt.edu.
Mary G KraulandDepartment of Health Policy and Management, School of Public Health, University of Pittsburgh, Pittsburgh, PA, United States; Public Health Dynamics Laboratory, School of Public Health, University of Pittsburgh, Pittsburgh, PA, United States.
Mary Patricia NowalkDepartment of Family Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, United States.
Lee H HarrisonCenter for Genomic Epidemiology, Division of Infectious Diseases, University of Pittsburgh School of Medicine, Pittsburgh, PA, United States.
John V WilliamsDepartment of Pediatrics, Division of Pediatric Infectious Disease, University of Pittsburgh School of Medicine, Pittsburgh, PA, United States.
Mark S RobertsDepartment of Health Policy and Management, School of Public Health, University of Pittsburgh, Pittsburgh, PA, United States; Public Health Dynamics Laboratory, School of Public Health, University of Pittsburgh, Pittsburgh, PA, United States.
Richard K ZimmermanDepartment of Family Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, United States.

Funding

NCIRD CDC HHS U01 IP001141
6 · The paper itself

Abstract

objectivesAvailability of caregiver-administered nasal spray live attenuated influenza vaccine (LAIV) raises the potential for increased influenza vaccine uptake. Direct and indirect benefits (decreased influenza cases and hospitalizations) of increased uptake among school-age children may be realized across the age spectrum. We used an agent-based model to determine the extent to which increased vaccination of children might affect overall influenza epidemiology.

methodsThe Framework for Reproducing Epidemiological Dynamics (FRED) uses a population based on the US census and accounts for individual characteristics to estimate the effect of changes in parameters including vaccine uptake, on outcomes. We modeled increases in vaccine uptake among school-age children 5-17 years old on influenza cases and hospitalizations by age group.

resultsIncreasing vaccination rates in school-aged children by 5%-15% decreased their symptomatic influenza cases by 3.2%-10.9%, and among all age groups by 3.3%-11.6%, corresponding to an estimated annual reduction in cases of 522,867-1,810,170 among school-age children and of 1,394,687-4,945,952 overall. Annual U.S. hospitalizations could decrease by as much as 49,977, with the greatest impact (23,258) in those ages 65 years and over.

conclusionsThe opportunity to increase vaccination coverage in school-age children using LAIV can have a positive impact across all ages.

Indexed as

Influenza, HumanInfluenza VaccinesVaccinationVaccination CoverageAdolescentAdultAgedAge FactorsChildChild, PreschoolFemaleHospitalizationHumansInfantMaleMiddle AgedInfluenza VaccinesVaccines, AttenuatedDisease transmissionEpidemiological modelsHumanInfectiousInfluenzaSchool age populationVaccination

Identifiers

PMID39952478
PMCPMC12542995

What OpenQuestion holds

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LicenceCC BY-NC-ND
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Registered trials

None linked

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.