Evidence map›Paper›PMID 19542336›Full record

ArticleApplied and environmental microbiology2009

Chickens and cattle as sources of sporadic domestically acquired Campylobacter jejuni infections in Finland.

Marjaana Hakkinen, Ulla-Maija Nakari, Anja Siitonen

Abstract read
In one paragraph

Article in Applied and environmental microbiology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 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

3 authors.

Marjaana HakkinenResearch Department, Finnish Food Safety Authority Evira, Mustialankatu 3, Helsinki FI-00790, Finland. marjaana.hakkinen@evira.fi
Ulla-Maija Nakari
Anja Siitonen

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A substantial sampling among domestic human campylobacter cases, chicken process lots, and cattle at slaughter was performed during the seasonal peak of human infections. Campylobacter jejuni isolates (n = 419) were subtyped using pulsed-field gel electrophoresis with SmaI, and isolates representing overlapping types (n = 212) were further subtyped using KpnI for restriction. The SmaI/KpnI profiles of 55.4% (97/175) of the human isolates were indistinguishable from those of the chicken or cattle isolates. The overlapping SmaI/KpnI subtypes accounted for 69.8% (30/43) and 15.9% (32/201) of the chicken and cattle isolates, respectively. The occurrence of identical SmaI/KpnI subtypes with human C. jejuni isolates was significantly associated with animal host species (P < 0.001). A temporal association of isolates from chickens and patients was possible in 31.4% (55/175) of the human infections. Besides chickens as sources of C. jejuni in the sporadic infections, the role of cattle appears notable. New approaches to restrict the occurrence of campylobacters in other farm animals may be needed in addition to hygienic measures in chicken production. However, only about half of the human infections were attributable to these sources.

Indexed as

Food MicrobiologyAnimalsAnimals, DomesticBacterial Typing TechniquesCampylobacter InfectionsCampylobacter jejuniCattleChickensDeoxyribonucleases, Type II Site-SpecificElectrophoresis, Gel, Pulsed-FieldFinlandGenotypeHumansMeatPoultry DiseasesSeasonsCCCGGG-specific type II deoxyribonucleasesDeoxyribonucleases, Type II Site-SpecificGGTACC-specific type II deoxyribonucleases

Identifiers

PMID19542336
PMCPMC2725460

What OpenQuestion holds

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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.