Evidence map›Paper›PMID 24733167›Full record

ArticlePloS one2014

Comparison between RFLP and MIRU-VNTR genotyping of Mycobacterium tuberculosis strains isolated in Stockholm 2009 to 2011.

Jerker Jonsson, Sven Hoffner, Ingela Berggren, Judith Bruchfeld, Solomon Ghebremichael, Alexandra Pennhag, Ramona Groenheit

Abstract readComparative Study
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 2 pooled it
–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

24 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
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  7. Role of Immigration in Tuberculosis Transmission to Iran: A Systematic Review.International journal of preventive medicine · 2020
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  8. Exploring the usefulness of molecular epidemiology of tuberculosis in Africa: a systematic review.International journal of molecular epidemiology and genetics · 2020
    Review
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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

7 authors.

Jerker JonssonThe Public Health Agency of Sweden (former Swedish Institute for Communicable Disease Control), Solna, Sweden; Infectious Diseases Unit, Karolinska University Hospital, Stockholm, Sweden.
Sven HoffnerThe Public Health Agency of Sweden (former Swedish Institute for Communicable Disease Control), Solna, Sweden.
Ingela BerggrenDepartment of Communicable Disease Control and Prevention, Stockholm County Council, Stockholm, Sweden.
Judith BruchfeldInfectious Diseases Unit, Karolinska University Hospital, Stockholm, Sweden.
Solomon GhebremichaelThe Public Health Agency of Sweden (former Swedish Institute for Communicable Disease Control), Solna, Sweden.
Alexandra PennhagThe Public Health Agency of Sweden (former Swedish Institute for Communicable Disease Control), Solna, Sweden.
Ramona GroenheitThe Public Health Agency of Sweden (former Swedish Institute for Communicable Disease Control), Solna, Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Our aim was to analyze the difference between methods for genotyping of Mycobacterium tuberculosis complex isolates. We collected genotyping results from Restriction Fragment Length Polymorphism (RFLP) and Mycobacterial Interspersed Repetitive Units-Variable Numbers of Tandem Repeat (MIRU-VNTR) in a geographically limited area (Stockholm) during a period of three years. The number and proportion of isolates belonging to clusters was reduced by 45 and 35% respectively when combining the two methods compared with using RFLP or MIRU-VNTR only. The mean size of the clusters was smaller when combining methods and smaller with RFLP compared to MIRU-VNTR. In clusters with confirmed epidemiological links RFLP coincided slightly better than MIRU-VNTR but where there was a difference, the variation in MIRU-VNTR pattern was only in a single locus. In isolates with few IS6110 bands in RFLP, MIRU-VNTR differentiated the isolates more, dividing the RFLP clusters. Since MIRU-VNTR is faster and less labour-intensive it is the method of choice for routine genotyping. In most cases it will be sufficient for epidemiological purposes but true clustering might still be considered if there are epidemiological links and the MIRU-VNTR results differ in only one of its 24 loci.

Indexed as

Polymorphism, Restriction Fragment LengthAlgorithmsBacterial Typing TechniquesCluster AnalysisDrug Resistance, BacterialGenotyping TechniquesHumansInterspersed Repetitive SequencesMinisatellite RepeatsMycobacterium tuberculosisPhylogenySwedenTuberculosis

Identifiers

PMID24733167
PMCPMC3986374

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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.