Evidence map›Paper›PMID 34199439›Full record

ArticlePathogens (Basel, Switzerland)2021

Elucidating the Local Transmission Dynamics of Highly Pathogenic Avian Influenza H5N6 in the Republic of Korea by Integrating Phylogenetic Information.

Dae-Sung Yoo, Byungchul Chun, Kyung-Duk Min, Jun-Sik Lim, Oun-Kyoung Moon, Kwang-Nyeong Lee

Abstract read
In one paragraph

Article in Pathogens (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
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  9. Article
  10. Analyzing Spatial Dependency of the 2016-2017 Korean HPAI Outbreak to Determine the Effective Culling Radius.International journal of environmental research and public health · 2021
    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.

Dae-Sung YooDepartment of Public Health, Korea University Graduate School, Seoul 02841, Korea.ORCID 0000-0002-9765-0880
Byungchul ChunDepartment of Public Health, Korea University Graduate School, Seoul 02841, Korea.ORCID 0000-0001-6576-8916
Kyung-Duk MinInstitute of Health and Environment, Graduate School of Public Health, Seoul National University, Seoul 08826, Korea.
Jun-Sik LimDepartment of Public Health Sciences, Graduate School of Public Health, Seoul National University, Seoul 08826, Korea.ORCID 0000-0003-4645-2347
Oun-Kyoung MoonImport Risk Assessment Division, Animal and Plant Quarantine Agency, Gimcheon 39660, Korea.
Kwang-Nyeong LeeAvian Influenza Research and Diagnostic Division, Animal and Plant Quarantine Agency, Gimcheon 39660, Korea.ORCID 0000-0002-8267-3983

Funding

National Research Foundation of Korea NRF-2021R1C1C2012611
6 · The paper itself

Abstract

Highly pathogenic avian influenza (HPAI) virus is one of the most virulent and infectious pathogens of poultry. As a response to HPAI epidemics, veterinary authorities implement preemptive depopulation as a controlling strategy. However, mass culling within a uniform radius of the infection site can result in unnecessary depopulation. Therefore, it is useful to quantify the transmission distance from infected premises (IPs) before determining the optimal area for preemptive depopulation. Accordingly, we analyzed the transmission risk within spatiotemporal clusters of IPs using transmission kernel estimates derived from phylogenetic clustering information on 311 HPAI H5N6 IPs identified during the 2016-2017 epidemic, Republic of Korea. Subsequently, we explored the impact of varying the culling radius on the local transmission of HPAI given the transmission risk estimates. The domestic duck farm density was positively associated with higher transmissibility. Ring culling over a radius of 3 km may be effective for areas with high dense duck holdings, but this approach does not appear to significantly reduce the risk for local transmission in areas with chicken farms. This study provides the first estimation of the local transmission dynamics of HPAI in the Republic of Korea as well as insight into determining an effective ring culling radius.

Indexed as

avian influenzacontrolling strategycullingH5N6 subtypeHPAIlocal transmissionphylogeneticpoultryspatial analysestransmission kernel

Identifiers

PMID34199439
PMCPMC8230294

What OpenQuestion holds

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LicenceCC BY
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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.