Evidence map›Paper›PMID 36258173›Full record

ArticleBMC genomics2022

Cov2clusters: genomic clustering of SARS-CoV-2 sequences.

Benjamin Sobkowiak, Kimia Kamelian, James E A Zlosnik, John Tyson, Anders Gonçalves da Silva, Linda M N Hoang, Natalie Prystajecky, Caroline Colijn

Abstract read
In one paragraph

Article in BMC genomics, 2022. 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

8 authors.

Benjamin SobkowiakDepartment of Mathematics, Simon Fraser University, Burnaby, Canada. benjamin_sobkowiak@sfu.ca.
Kimia KamelianPublic Health Agency of Canada, National Microbiology Laboratory, Winnipeg, MB,, Canada.
James E A ZlosnikBC Centre for Disease Control Public Health Laboratory, BC Centre for Disease Control, Vancouver, Canada.
John TysonBC Centre for Disease Control Public Health Laboratory, BC Centre for Disease Control, Vancouver, Canada.
Anders Gonçalves da SilvaDepartment of Microbiology and Immunology Microbiological Diagnostic Unit Public Health Laboratory, The University of Melbourne, Melbourne, Australia.
Linda M N HoangBC Centre for Disease Control Public Health Laboratory, BC Centre for Disease Control, Vancouver, Canada.
Natalie PrystajeckyBC Centre for Disease Control Public Health Laboratory, BC Centre for Disease Control, Vancouver, Canada.
Caroline ColijnDepartment of Mathematics, Simon Fraser University, Burnaby, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe COVID-19 pandemic remains a global public health concern. Advances in sequencing technologies has allowed for high numbers of SARS-CoV-2 whole genome sequence (WGS) data and rapid sharing of sequences through global repositories to enable almost real-time genomic analysis of the pathogen. WGS data has been used previously to group genetically similar viral pathogens to reveal evidence of transmission, including methods that identify distinct clusters on a phylogenetic tree. Identifying clusters of linked cases can aid in the regional surveillance and management of the disease. In this study, we present a novel method for producing stable genomic clusters of SARS-CoV-2 cases, cov2clusters, and compare the accuracy and stability of our approach to previous methods used for phylogenetic clustering using real-world SARS-CoV-2 sequence data obtained from British Columbia, Canada.

resultsWe found that cov2clusters produced more stable clusters than previously used phylogenetic clustering methods when adding sequence data through time, mimicking an increase in sequence data through the pandemic. Our method also showed high accuracy when predicting epidemiologically informed clusters from sequence data.

conclusionsOur new approach allows for the identification of stable clusters of SARS-CoV-2 from WGS data. Producing high-resolution SARS-CoV-2 clusters from sequence data alone can a challenge and, where possible, both genomic and epidemiological data should be used in combination.

Indexed as

COVID-19SARS-CoV-2Cluster AnalysisGenome, ViralGenomicsHumansPandemicsPhylogenyBioinformaticsPublic healthSARS-CoV-2Whole genome sequencing

Identifiers

PMID36258173
PMCPMC9579665

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Registered trials

None linked

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.