Evidence map›Paper›PMID 40134747›Full record

ArticleGeoHealth2025

A Geospatial Perspective Toward the Role of Wild Bird Migrations and Global Poultry Trade in the Spread of Highly Pathogenic Avian Influenza H5N1.

Mehak Jindal, Haley Stone, Samsung Lim, C Raina MacIntyre

Abstract read
In one paragraph

Article in GeoHealth, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 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

4 authors.

Mehak JindalSchool of Civil and Environmental Engineering University of New South Wales Sydney Sydney NSW Australia.ORCID https://orcid.org/0000-0001-8036-8478
Haley StoneBiosecurity Program Kirby Institute University of New South Wales Sydney Sydney NSW Australia.
Samsung LimSchool of Civil and Environmental Engineering University of New South Wales Sydney Sydney NSW Australia.ORCID https://orcid.org/0000-0001-9838-8960
C Raina MacIntyreBiosecurity Program Kirby Institute University of New South Wales Sydney Sydney NSW Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study presents the interplay between wild bird migrations and global poultry trade in the unprecedented spread of highly pathogenic avian influenza, particularly the H5N1 clade 2.3.4.4b strain, across the world and diverse ecosystems from 2020 to 2023. We theorized the role of migratory birds in spreading pathogens as various wild bird species traverse major flyways between the northern and southern hemispheres. Simultaneously, we analyzed the global poultry trade data to assess its role in H5N1's anthropogenic spread, highlighting how human economic activities intersect with natural avian behaviors in disease dynamics. Lastly, we conducted spatial hotspot analysis to identify areas of significant clustering of H5N1 outbreak points over different bird families from 2003 to 2023. This approach provides a strong framework for identifying specific regions at higher risk for H5N1 outbreaks and upon which to further evaluate these patterns with targeted intervention studies and research into what is driving these patterns. Our findings indicate that both the poultry sector and wild bird migrations significantly contribute to global H5N1 transmission, which helps better understanding of H5N1 transmission mechanisms when combined with ecological, epidemiological, and socio-economic perspectives. The results are intended to inform policy-making and strategic planning in wildlife conservation and the poultry trade to improve public health and animal welfare globally.

Indexed as

avian influenzaH5N1mammalsmigration flywayspoultry tradewild birds

Identifiers

PMID40134747
PMCPMC11934220

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.