Evidence map›Paper›PMID 32325716›Full record

ArticleViruses2020

Human West Nile Virus Lineage 2 Infection: Epidemiological, Clinical, and Virological Findings.

Monia Pacenti, Alessandro Sinigaglia, Elisa Franchin, Silvana Pagni, Enrico Lavezzo, Fabrizio Montarsi, Gioia Capelli, Luisa Barzon

Abstract read
In one paragraph

Article in Viruses, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed.

  1. Article
  2. Seroprevalence of West Nile virus among blood donors in mainland France, 2021 to 2022.Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin · 2026
    Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Increased incidence of human West Nile and Usutu infections in Austria, 2024: analysis of data from 2009 to 2024.Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin · 2026
    Article
  8. Article
  9. Article
  10. Article
  11. The European Union One Health 2023 Zoonoses report.EFSA journal. European Food Safety Authority · 2024
    Article
  12. Article
  13. Review
  14. Article
  15. The European Union One Health 2022 Zoonoses Report.EFSA journal. European Food Safety Authority · 2023
    Article
  16. Article
  17. Review
  18. Article
  19. The European Union One Health 2021 Zoonoses Report.EFSA journal. European Food Safety Authority · 2022
    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

8 authors.

Monia PacentiMicrobiology and Virology Unit, Padova University Hospital, I-35128 Padova, Italy.
Alessandro SinigagliaDepartment of Molecular Medicine, University of Padova, I-35121 Padova, Italy.
Elisa FranchinMicrobiology and Virology Unit, Padova University Hospital, I-35128 Padova, Italy.
Silvana PagniMicrobiology and Virology Unit, Padova University Hospital, I-35128 Padova, Italy.
Enrico LavezzoDepartment of Molecular Medicine, University of Padova, I-35121 Padova, Italy.
Fabrizio MontarsiIstituto Zooprofilattico Sperimentale delle Venezie, I-35020 Legnaro PD, Italy.
Gioia CapelliIstituto Zooprofilattico Sperimentale delle Venezie, I-35020 Legnaro PD, Italy.
Luisa BarzonMicrobiology and Virology Unit, Padova University Hospital, I-35128 Padova, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

West Nile virus (WNV) lineage 2 is expanding and causing large outbreaks in Europe. In this study, we analyzed the epidemiological, clinical, and virological features of WNV lineage 2 infection during the large outbreak that occurred in northern Italy in 2018. The study population included 86 patients with neuroinvasive disease (WNND), 307 with fever (WNF), and 34 blood donors. Phylogenetic analysis of WNV full genome sequences from patients' samples showed that the virus belonged to the widespread central/southern European clade of WNV lineage 2 and was circulating in the area at least since 2014. The incidence of WNND and WNF progressively increased with age and was higher in males than in females. Among WNND patients, the case fatality rate was 22%. About 70% of blood donors reported symptoms during follow-up. Within the first week after symptom onset, WNV RNA was detectable in the blood or urine of 80% of patients, while 20% and 40% of WNND and WNF patients, respectively, were WNV IgM-seronegative. In CSF samples of WNND patients, WNV RNA was typically detectable when WNV IgM antibodies were absent. Blunted or no WNV IgM response and high WNV IgG levels were observed in seven patients with previous flavivirus immunity.

Indexed as

AgedAged, 80 and overAnimalsAntibodies, ViralCulicidaeDisease OutbreaksFemaleGenome, ViralGeography, MedicalHumansImmunoglobulin GImmunoglobulin MIncidenceMaleMiddle AgedPublic Health SurveillanceAntibodies, ViralImmunoglobulin GImmunoglobulin Mdiagnosisencephalitisepidemiologyfevermosquitoesneuroinvasive diseaseoutbreaksurveillancesymptomsWest Nile virus

Identifiers

PMID32325716
PMCPMC7232435

What OpenQuestion holds

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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.