Evidence map›Paper›PMID 27821546›Full record

ArticleClinical infectious diseases : an official publication of the Infectious Diseases Society of America2016

Are People Living Near Modern Swine Production Facilities at Increased Risk of Influenza Virus Infection?

Paul M Lantos, Kate Hoffman, Michael Höhle, Benjamin Anderson, Gregory C Gray

Open access · bronzeAbstract read
In one paragraph

Article in Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
6.6field-weighted citation impact, top 4% of its field
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

7 citing papers in PubMed, 15 citations in OpenAlex.

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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

5 authors at 2 institutions in 2 countries.

Paul M LantosDuke University, Durham, North Carolina.
Kate HoffmanDuke University, Durham, North Carolina.
Michael HöhleStockholm University, Sweden.
Benjamin AndersonDuke University, Durham, North Carolina.
Gregory C GrayDuke University, Durham, North Carolina.
Duke University · USStockholm University · SE

Funding

Duke CTSA (Composite)KL2TR001115 · NCATS · DUKE UNIVERSITY · PI BOULWARE, LEIGH E, KRAFT, MONICA · 2013 to 2017
$5.1M
Zoonotic Swine Influenza Virus Transmission in Confined Animal Feeding OperationsR01AI108993 · NIAID · DUKE UNIVERSITY · PI GRAY, GREGORY CHARLES · 2014 to 2018
$2.1M
NCATS NIH HHS KL2 TR001115NIAID NIH HHS R01 AI108993
6 · The paper itself

Abstract

backgroundSwine can harbor influenza viruses that are pathogenic to humans. Previous studies support an increased risk of human influenza cases among individuals with swine contact. North Carolina has the second-largest swine industry in the United States.

methodsWe investigated the spatiotemporal association between influenza-like illnesses (ILIs) and licensed swine operations from 2008 to 2012 in North Carolina. We determined the week in which ILI cases peaked and statistically estimated their week of onset. This was performed for all 100 North Carolina counties for 4 consecutive influenza seasons. We used linear models to correlate the number of permitted swine operations per county with the weeks of onset and peak ILI activity.

resultsWe found that during the 2009-2010 and 2010-2011 influenza seasons, both seasons in which the pandemic 2009 H1N1 influenza A virus circulated, ILI peaked earlier in counties with a higher number of licensed swine operations. We did not observe this in 2008-2009 or 2011-2012, nor did we observe a relationship between ILI onset week and number of swine operations.

conclusionsOur findings suggest that concentrated swine feeding operations amplified transmission of influenza during years in which H1N1 was circulating. This has implications for vaccine strategies targeting swine workers, as well as virologic surveillance in areas with large concentrations of swine.

Indexed as

AgricultureSwineAnimalsHumansInfluenza, HumanNorth CarolinaRisk AssessmentSwine DiseasesZoonosesepidemiologyH1N1influenzapigszoonosis

Identifiers

PMID27821546
PMCPMC5146723
OpenAlexW2551331317

What OpenQuestion holds

Textmetadata
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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.