Evidence map›Paper›PMID 25572896›Full record

ArticleBMC infectious diseases2015

Epidemiological, clinical, outcome and antibiotic susceptibility differences between PVL positive and PVL negative Staphylococcus aureus infections in Western Australia: a case control study.

Peter Boan, Hui-Leen Tan, Julie Pearson, Geoffrey Coombs, Christopher H Heath, James Owen Robinson

Open access · goldAbstract read
In one paragraph

Article in BMC infectious diseases, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.5field-weighted citation impact, top 11% 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

20 citing papers in PubMed, 39 citations in OpenAlex.

  1. Genomic Characterization and Virulence Determinants ofAntibiotics (Basel, Switzerland) · 2026
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  9. Antibiotics (Basel, Switzerland) · 2023
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  11. Clindamycin adjunctive therapy for severeJAC-antimicrobial resistance · 2022
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  13. Investigation of Virulence Genes ofThe Canadian journal of infectious diseases & medical microbiology = Journal canadien des maladies infectieuses et de la microbiologie medicale · 2021
    Article
  14. Article
  15. Article
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  17. Medical mycology case reports · 2018
    Article
  18. Observational
  19. Article
  20. Observational
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 at 3 institutions in 1 country.

Peter BoanDepartment of Microbiology and Infectious Diseases and PathWest Laboratory Medicine WA, Royal Perth Hospital, Wellington St, Perth, WA, 6000, Australia. Peter.Boan@health.wa.gov.au.
Hui-Leen TanDepartment of Microbiology and Infectious Diseases and PathWest Laboratory Medicine WA, Royal Perth Hospital, Wellington St, Perth, WA, 6000, Australia. HuiLeen.Tan@health.wa.gov.au.
Julie PearsonDepartment of Microbiology and Infectious Diseases and PathWest Laboratory Medicine WA, Royal Perth Hospital, Wellington St, Perth, WA, 6000, Australia. Julie.Pearson@health.wa.gov.au.
Geoffrey CoombsDepartment of Microbiology and Infectious Diseases and PathWest Laboratory Medicine WA, Royal Perth Hospital, Wellington St, Perth, WA, 6000, Australia. Geoffrey.Coombs@health.wa.gov.au.
Christopher H HeathDepartment of Microbiology and Infectious Diseases and PathWest Laboratory Medicine WA, Royal Perth Hospital, Wellington St, Perth, WA, 6000, Australia. Chris.Heath@health.wa.gov.au.
James Owen RobinsonDepartment of Microbiology and Infectious Diseases and PathWest Laboratory Medicine WA, Royal Perth Hospital, Wellington St, Perth, WA, 6000, Australia. Owen.Robinson@health.wa.gov.au.
Pathwest Laboratory Medicine · AURoyal Perth Hospital · AUCurtin University · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPanton Valentine Leukocidin (PVL) has been associated with invasive Staphylococcus aureus soft tissue and pneumonic infections.

methodsFrom September 2007 to January 2009 at Royal Perth Hospital we tested for the PVL gene in S. aureus isolates from an invasive site, a suspected PVL-related soft tissue infection and all MRSA isolates. We could access medical records for 141 PVL positive (PVL + ve) infections and compared these to a control group comprised of 148 PVL negative (PVL-ve) infections.

resultsIn the PVL + ve group 62 isolates were MRSA (48 were ST93-MRSA-IV) and 79 isolates were methicillin-sensitive S. aureus, and in the PVL-ve group 56 were MRSA (50 were WA-MRSA strains) and 92 were methicillin-sensitive S. aureus. We found the presence of PVL to be significantly associated with younger age, aboriginality, intravenous drug use, community acquisition, shorter length of hospital stay and lower mortality at 1 year. Overall PVL + ve infections more often required surgical intervention (73.0% versus 44.6%, p < 0.001) and were less often polymicrobial (8.5% versus 41.2%, p < 0.001). PVL + ve isolates were more often susceptible to clindamycin (87.9% versus 73.0%, p = 0.002).

conclusionsThis study demonstrates that PVL + ve infections are associated with a distinct clinical picture, predominantly pyogenic skin and soft tissue infections often requiring surgery, disproportionately affecting patients who are younger, indigenous or with fewer health-care risk factors.

Indexed as

AdultBacterial ToxinsCase-Control StudiesClindamycinCommunity-Acquired InfectionsExotoxinsFemaleHumansLeukocidinsMaleMethicillin-Resistant Staphylococcus aureusMiddle AgedRespiratory Tract InfectionsRisk FactorsSoft Tissue InfectionsStaphylococcal InfectionsBacterial ToxinsClindamycinExotoxinsLeukocidinsPanton-Valentine leukocidin

Identifiers

PMID25572896
PMCPMC4297412
OpenAlexW1981882128

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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.