# Impact of African swine fever emergency on the mental health of first responders in the Dominican Republic

**Authors:** Rachel A. Schambow, Alejandro D. Perez, Raysa E. R. Santiago, Laura V. Alarcón, Amit K. Pradhananga, Andres M. Perez

PMC · DOI: 10.1371/journal.pone.0342159 · PLOS One · 2026-02-03

## TL;DR

This study examines how the African swine fever outbreak in the Dominican Republic affected the mental health of veterinarians responding to the crisis.

## Contribution

The study highlights the mental health impacts of ASF on veterinarians and identifies communication and trust issues as key factors.

## Key findings

- Veterinarians experienced high levels of anger and hopelessness due to the ASF epidemic.
- Lack of communication and trust between authorities, veterinarians, and farmers was a central issue.
- The mental health of first responders in animal disease outbreaks is often overlooked.

## Abstract

African swine fever (ASF) has become a global pandemic, affecting nearly 2 million pigs since 2022 alone and causing significant disruption to food security and trade. The Dominican Republic (DR) has been affected by ASF since 2021. Veterinarians are key first responders in animal health emergencies and at risk for negative impacts from prolonged emergency response. We used mixed methods and network analysis to characterize the mental and social impacts of ASF on 29 DR swine veterinarians. All 29 veterinarians were involved with the ASF response through field-based or non-field-based roles. Responses were gathered via a questionnaire and analyzed using network analysis. Preliminary quantitative results were explored further through qualitative focus group interviews. Veterinarians experienced high levels of anger and hopelessness from the ASF epidemic, which were centrally located variables in the network. They were associated with a perceived lack of communication, trust, and transparency between government authorities, veterinarians, and farmers. The impact that animal diseases have on the mental health of veterinarians is often neglected. As animal, human, and zoonotic diseases, such as ASF and avian influenza, continue to emerge and expand, these results bring attention to the need for considering actions to prevent and mitigate their impact on the mental health of first responders and, ultimately, improve the effectiveness of the response.

## Linked entities

- **Diseases:** African swine fever (MONDO:0025377), avian influenza (MONDO:0018695)

## Full-text entities

- **Diseases:** infected (MESH:D007239), mental impairment (MESH:D001523), infectious disease (MESH:D003141), ASF (MESH:D000357), hemorrhagic syndrome (MESH:D006470), influenza (MESH:D007251), depression (MESH:D003866), COVID-19 (MESH:D000086382), injury (MESH:D014947), death (MESH:D003643), disease (MESH:D004194), reduced sleep (MESH:D012893), zoonotic (MESH:D015047), swine fever (MESH:D006691), PPA (MESH:D000377), anxiety (MESH:D001007)
- **Chemicals:** PPA (-)
- **Species:** African swine fever virus (no rank) [taxon 10497], Sus scrofa (pig, species) [taxon 9823], Homo sapiens (human, species) [taxon 9606]

## Full text

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## Figures

7 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12867258/full.md

## References

32 references — full list in the complete paper: https://tomesphere.com/paper/PMC12867258/full.md

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Source: https://tomesphere.com/paper/PMC12867258