Evidence map›Paper›PMID 30703150›Full record

ArticlePloS one2019

Dengue and chikungunya seroprevalence among Qatari nationals and immigrants residing in Qatar.

John M Humphrey, Enas S Al-Absi, Munia M Hamdan, Sara S Okasha, Diyna M Al-Trmanini, Hend G El-Dous, Soha R Dargham, John Schieffelin, Laith J Abu-Raddad, Gheyath K Nasrallah

Abstract read
In one paragraph

Article in PloS one, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 6 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 6 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

19 citing papers in PubMed, 6 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Chikungunya seroprevalence in population-based studies: a systematic review and meta-analysis.Archives of public health = Archives belges de sante publique · 2023
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  7. Review
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  11. Dengue Epidemiology in Qatar from 2013-2021: A Retrospective Study.Tropical medicine and infectious disease · 2022
    Article
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  18. Performance evaluation of five ELISA kits for detecting anti-SARS-COV-2 IgG antibodies.International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases · 2021
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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

10 authors.

John M HumphreyDivision of Infectious Diseases, Department of Medicine, Indiana University, Indianapolis, IN, United States of America.ORCID 0000-0003-3156-1065
Enas S Al-AbsiDepartment of Biomedical Science, College of Health Sciences, Qatar University, Doha, Qatar.
Munia M HamdanDepartment of Biomedical Science, College of Health Sciences, Qatar University, Doha, Qatar.
Sara S OkashaDepartment of Biomedical Science, College of Health Sciences, Qatar University, Doha, Qatar.
Diyna M Al-TrmaniniDepartment of Biomedical Science, College of Health Sciences, Qatar University, Doha, Qatar.
Hend G El-DousDepartment of Biomedical Science, College of Health Sciences, Qatar University, Doha, Qatar.
Soha R DarghamInfectious Disease Epidemiology Group, Weill Cornell Medicine-Qatar, Cornell University, Qatar Foundation-Education City, Doha, Qatar.
John SchieffelinSection of Infectious Diseases, Department of Pediatrics, Tulane University School of Medicine, New Orleans, LA, United States of America.
Laith J Abu-RaddadInfectious Disease Epidemiology Group, Weill Cornell Medicine-Qatar, Cornell University, Qatar Foundation-Education City, Doha, Qatar.
Gheyath K NasrallahDepartment of Biomedical Science, College of Health Sciences, Qatar University, Doha, Qatar.ORCID 0000-0001-9252-1038

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The objective of this study is to characterize the seroprevalence of anti-dengue (DENV) and anti-chikungunya (CHIKV) antibodies among blood donors residing in Qatar who are Middle East and North Africa (MENA) nationals and non-nationals. Sera were collected from adult blood donors in Qatar from 2013 to 2016 and tested for anti-DENV and anti-CHIKV IgG using commercial microplate enzyme-linked immunosorbent assays. Age-specific seroprevalence was summarized by region/nationality: Asia (India, Philippines), Middle East (Iran, Jordan, Lebanon, Pakistan, Palestine, Syria, Yemen), North Africa (Egypt, Sudan), Qatar. The adjusted odds of anti-DENV and anti-CHIKV IgG seropositivity was estimated by logistic regression. Among 1,992 serum samples tested, Asian nationals had higher adjusted odds of being seropositive for anti-DENV antibodies compared to nationals of the Middle East (aOR 0.05, 95% CI 0.04-0.07), North Africa (aOR 0.14, 95% CI 0.10-0.20), and Qatar (aOR 0.01, 95% CI 0.01-0.03). Asian nationals also had higher adjusted odds of being seropositive for anti-CHIKV antibodies compared to those from the Middle East (aOR 0.14, 95% CI 0.07-0.27), North Africa (aOR 0.50, 95% CI 0.26-0.96), and Qatar (aOR 0.38, 95% CI 0.15-0.96). The adjusted odds of being anti-DENV seropositive was higher among anti-CHIKV seropositive adults, and vice versa (aOR 1.94, 95% CI 1.09-3.44), suggesting co-circulation of these viruses. DENV and CHIKV exposure is lower in Qatar and MENA nationals compared to Asian nationals suggesting a lower burden of DENV and CHIKV disease in the MENA. Antibodies to both viruses were detected in nationals from most MENA countries, supporting the need to better understand the regional epidemiology of these viruses.

Indexed as

Seroepidemiologic StudiesAdultAntibodies, ViralChikungunya FeverChikungunya virusCross-Sectional StudiesDengueDengue VirusEmigrants and ImmigrantsFemaleHumansMaleMiddle AgedQatarRetrospective StudiesYoung AdultAntibodies, Viral

Identifiers

PMID30703150
PMCPMC6355019

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.