Evidence map›Paper›PMID 35336987›Full record

ArticleViruses2022

On the Origin and Propagation of the COVID-19 Outbreak in the Italian Province of Trento, a Tourist Region of Northern Italy.

Luca Bianco, Mirko Moser, Andrea Silverj, Diego Micheletti, Giovanni Lorenzin, Lucia Collini, Mattia Barbareschi, Paolo Lanzafame, Nicola Segata, Massimo Pindo and 5 more

Abstract read
In one paragraph

Article in Viruses, 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.

  1. Article
  2. Article
  3. Review
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  5. 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

15 authors.

Luca BiancoResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0002-0196-8422
Mirko MoserResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0002-1936-984X
Andrea SilverjResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.
Diego MichelettiResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0001-9175-9853
Giovanni LorenzinLaboratory of Microbiology and Virology, Country Health Service APSS, S. Chiara Hospital, 38122 Trento, Italy.
Lucia ColliniLaboratory of Microbiology and Virology, Country Health Service APSS, S. Chiara Hospital, 38122 Trento, Italy.
Mattia BarbareschiLaboratory of Microbiology and Virology, Country Health Service APSS, S. Chiara Hospital, 38122 Trento, Italy.ORCID 0000-0003-0217-3223
Paolo LanzafameLaboratory of Microbiology and Virology, Country Health Service APSS, S. Chiara Hospital, 38122 Trento, Italy.
Nicola SegataDepartment CIBIO, University of Trento, 38122 Trento, Italy.ORCID 0000-0002-1583-5794
Massimo PindoResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0002-8516-9010
Pietro FranceschiResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0001-5711-4429
Omar Rota-StabelliResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0002-0030-7788
Annapaola RizzoliResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0003-3997-6783
Paolo FontanaResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0002-4523-4818
Claudio DonatiResearch and Innovation Centre, Fondazione Edmund Mach, Via Mach 1, 38098 San Michele all'Adige, Italy.ORCID 0000-0001-8688-1651

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTrentino is an Italian province with a tourism-based economy, bordering the regions of Lombardy and Veneto, where the two earliest and largest outbreaks of COVID-19 occurred in Italy. The earliest cases in Trentino were reported in the first week of March 2020, with most of the cases occurring in the winter sport areas in the Dolomites mountain range. The number of reported cases decreased over the summer months and was followed by a second wave in the autumn and winter of 2020.

methodswe performed high-coverage Oxford Nanopore sequencing of 253 positive SARS-CoV-2 swabs collected in Trentino between March and December 2020.

resultsin this work, we analyzed genome sequences to trace the routes through which the virus entered the area, and assessed whether the autumnal resurgence could be attributed to lineages persisting undetected during summer, or as a consequence of new introductions.

conclusionsComparing the draft genomes analyzed with a large selection of European sequences retrieved from GISAID we found that multiple introductions of the virus occurred at the early stage of the epidemics; the two epidemic waves were unrelated; the second wave was due to reintroductions of the virus in summer when traveling restrictions were uplifted.

Indexed as

COVID-19EpidemicsDisease OutbreaksHumansItalySARS-CoV-2genomeSARS-CoV-2transmission

Identifiers

PMID35336987
PMCPMC8951735

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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.