Evidence map›Paper›PMID 39560376›Full record

ArticleClinical infectious diseases : an official publication of the Infectious Diseases Society of America2025

Closing the Gap in Race-based Inequities for Seasonal Influenza Hospitalizations: A Modeling Study.

Erin Stafford, Dobromir Dimitrov, Susan Brown Trinidad, Laura Matrajt

Abstract read
In one paragraph

Article in Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 1 pooled it
–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

4 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Observational
  3. Article
  4. 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

4 authors.

Erin StaffordDepartment of Applied Mathematics, University of Washington, Seattle, Washington, USA.ORCID 0000-0002-8732-298X
Dobromir DimitrovDepartment of Applied Mathematics, University of Washington, Seattle, Washington, USA.ORCID 0000-0002-2842-5436
Susan Brown TrinidadDepartment of Bioethics and Humanities, University of Washington, Seattle, Washington, USA.
Laura MatrajtDepartment of Applied Mathematics, University of Washington, Seattle, Washington, USA.ORCID 0000-0003-4495-7245

Funding

SDMC: HIV Vaccine Trials NetworkUM1AI068635 · NIAID · FRED HUTCHINSON CANCER RESEARCH CENTER · PI Peter B. Gilbert, Yunda Huang · 2011 to 2026
$385.9M
Leadership Group for the Infectious Diseases Clinical Research Consortium (IDCRCLG) - Momi-Vax DMID #21-0004 {Supplement #6}UM1AI148684 · NIAID · EMORY UNIVERSITY · PI DAVID S STEPHENS · 2020 to 2026
$77.2M
Alaska Native Communities Advancing Vaccine UptakeR01AI170946 · NIAID · SOUTHCENTRAL FOUNDATION · PI BEANS, JULIE, TRINIDAD, SUSAN BROWN · 2022 to 2025
$2.7M
CDC HHS NU38OT000297-02Council of State and Territorial EpidemiologistsInfectious Diseases Clinical Research ConsortiumInfectious Diseases of the National Institutes of Health R01AI170946National Institute of AllergyNational Institute of Allergy and Infectious Diseases #A925844National Institute of Allergy and Infectious Diseases UM1AI148684NIAID NIH HHS R01 AI170946NIAID NIH HHS UM1 AI068635NIAID NIH HHS UM1 AI148684NIH HHS 5UM1AI148684-05NIH HHS UM1AI068635
6 · The paper itself

Abstract

backgroundBlack, Indigenous, and other People of Color (BIPOC) communities bear a disproportional burden of seasonal influenza hospitalizations in the United States.

methodsWe developed a race-stratified (5 racial-ethnic groups) agent-based model of seasonal influenza transmission and quantify the effects of 5 idealized interventions aimed at reducing inequities in symptomatic infections and hospitalizations. The interventions assumed (1) equalized vaccination rates, (2) equalized comorbidities, (3) work-risk distribution proportional to the distribution of the population, (4) reduced work contacts for all, or (5) a combination of equalizing vaccination rates and comorbidities and reducing work contacts.

resultsOur analysis suggests that symptomatic infections could be greatly reduced (by up to 17% in BIPOC adults aged 18-49 years) by strategies reducing work contacts or equalizing vaccination rates. All tested interventions reduced the inequity in influenza hospitalizations in all racial-ethnic groups, but interventions equalizing comorbidities were the most effective, with more than 40% less hospitalizations in BIPOC groups. Inequities in hospitalizations in different racial-ethnic groups responded differently to interventions, pointing to the need of tailored interventions for different populations. Notably, these interventions resulted in better outcomes across all racial-ethnic groups, not only those prioritized by the interventions.

conclusionsIn this simulation modeling study, equalizing vaccination rates and reducing number of work contacts (eg, improving air filtration systems, tailored vaccination campaigns) reduced both inequity and the total number of symptomatic infections and hospitalizations in all age and racial-ethnic groups. Reducing inequity in influenza hospitalizations requires different interventions for different groups.

Indexed as

Healthcare DisparitiesHospitalizationInfluenza, HumanAdolescentAdultAgedChildChild, PreschoolEthnicityFemaleHumansInfluenza VaccinesMaleMiddle AgedRacial GroupsSeasonsInfluenza Vaccineshospitalizationinequityinfluenzamathematical modelrace inequity

Identifiers

PMID39560376
PMCPMC12497953

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Registered trials

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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.