Evidence map›Paper›PMID 28480241›Full record

ArticleOpen forum infectious diseases2017

High Incidence of Invasive Group A Streptococcal Infections in Remote Indigenous Communities in Northwestern Ontario, Canada.

Natalie Bocking, Cai-Lei Matsumoto, Kassandra Loewen, Sarah Teatero, Alex Marchand-Austin, Janet Gordon, Nahuel Fittipaldi, Allison McGeer

Abstract read
In one paragraph

Article in Open forum infectious diseases, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing 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

30 citing papers in PubMed.

  1. Article
  2. Burden of invasive group a streptococcus infection in Australia: a systematic review and meta-analysis.European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology · 2026
    Review
  3. Article
  4. Review
  5. Article
  6. Article
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  8. Article
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  10. Article
  11. Choosing Wisely: Effectiveness and Safety of Antibiotic Prophylaxis in Close Contacts of Invasive Group A Streptococci Infection.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2025
    Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Review
  18. Article
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  20. Review
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

8 authors.

Natalie BockingSioux Lookout First Nations Health Authority, Canada.
Cai-Lei MatsumotoSioux Lookout First Nations Health Authority, Canada.
Kassandra LoewenAnishinaabe Bimaadiziwin Research Program, Sioux Lookout, Canada.
Sarah TeateroPublic Health Ontario, Toronto, Canada.
Alex Marchand-AustinPublic Health Ontario, Toronto, Canada.
Janet GordonSioux Lookout First Nations Health Authority, Canada.
Nahuel FittipaldiPublic Health Ontario, Toronto, Canada.
Allison McGeerDepartment of Laboratory Medicine and Pathobiology, Faculty of Medicine, University of Toronto, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWorldwide, indigenous populations appear to be at increased risk for invasive group A streptococcal (iGAS) infections. Although there is empirical evidence that the burden of iGAS disease is significant among remote First Nations communities in Northwestern Ontario, Canada, the epidemiology of iGAS infections in the area remains poorly characterized.

methodsIndividuals that met case definition for iGAS disease and whose laboratory specimens were processed by Meno Ya Win Health Centre in Sioux Lookout, Canada or who were reported to Thunder Bay District Health Unit, Canada were identified for the period 2009 to 2014. Case demographics, clinical severity, comorbidities, and risk factors were collected through chart review. Strain typing and antibiotic susceptibility were determined when possible. Basic descriptive statistics were calculated.

resultsSixty-five cases of iGAS disease were identified, for an annualized incidence of 56.2 per 100 000. Primary bacteremia was present in 26.2% of cases, and cellulitis was identified in 55.4% of cases. The most common comorbidities identified were diabetes (38.5%) and skin conditions (38.5%). Prevalent risk factors included alcohol dependence (25%). Fourteen different

conclusionsRural and remote First Nations communities in Northwestern Ontario experience iGAS infections at a rate 10 times the provincial and national average. Compared with other North American series, a lower proportion of isolates causing infection were of

Indexed as

health equityindigenous healthinvasive group A Streptococcus.

Identifiers

PMID28480241
PMCPMC5414009

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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.