Evidence map›Paper›PMID 20202420›Full record

ArticleEmerging infectious diseases2010

New endemic Legionella pneumophila serogroup I clones, Ontario, Canada.

Nathalie Tijet, Patrick Tang, Mya Romilowych, Carla Duncan, Victoria Ng, David N Fisman, Frances Jamieson, Donald E Low, Cyril Guyard

Abstract read
In one paragraph

Article in Emerging infectious diseases, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing 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

31 citing papers in PubMed.

  1. Article
  2. Genomic analysis ofMicrobial genomics · 2025
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  4. Presence of Viable, Clinically RelevantMicrobiology spectrum · 2022
    Article
  5. MIP FromFrontiers in cellular and infection microbiology · 2022
    Article
  6. Characterization ofPathogens (Basel, Switzerland) · 2020
    Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Legionella detection and subgrouping in water air-conditioning cooling tower systems in Kuwait.Environmental science and pollution research international · 2015
    Article
  19. Article
  20. 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

9 authors.

Nathalie TijetOntario Agency for Health Protection and Promotion, Toronto, Ontario, Canada.
Patrick Tang
Mya Romilowych
Carla Duncan
Victoria Ng
David N Fisman
Frances Jamieson
Donald E Low
Cyril Guyard

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The water-borne pathogen Legionella pneumophila serogroup 1 (Lp1) is the most commonly reported etiologic agent of legionellosis. To examine the genetic diversity, the long-term epidemiology, and the molecular evolution of Lp1 clinical isolates, we conducted sequence-based typing on a collection of clinical isolates representing 3 decades of culture-confirmed legionellosis in Ontario, Canada. Analysis showed that the population of Lp1 in Ontario is highly diverse and combines lineages identified worldwide with local strains. Identical types were identified in sporadic and outbreak-associated strains. In the past 15 years, the incidence of some lineages distributed worldwide has tended to decrease, and local endemic clones and lineages have emerged. Comparative geographic distribution analysis suggests that some lineages are specific to eastern North America. These findings have general clinical implications for the study of Lp1 molecular evolution and for the identification of Lp1 circulating strains in North America.

Indexed as

Endemic DiseasesSequence Analysis, DNADNA, BacterialEvolution, MolecularGenetic VariationHumansLegionella pneumophilaLegionellosisLegionnaires' DiseaseMolecular EpidemiologyOntarioPhylogenySerotypingDNA, Bacterial

Identifiers

PMID20202420
PMCPMC3322000

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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.