Evidence map›Paper›PMID 26984822›Full record

ArticleGenetica2016

Neither self-reported ethnicity nor declared family origin are reliable indicators of genomic ancestry.

Bruna Ribeiro de Andrade Ramos, Maria Paula Barbieri D'Elia, Marcos Antônio Trindade Amador, Ney Pereira Carneiro Santos, Sidney Emanuel Batista Santos, Erick da Cruz Castelli, Steven S Witkin, Hélio Amante Miot, Luciane Donida Bartoli Miot, Márcia Guimarães da Silva

Abstract read
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In one paragraph

Article in Genetica, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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

34 citing papers in PubMed.

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  17. Influence of Polymorphism on theJournal of personalized medicine · 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.

Bruna Ribeiro de Andrade RamosDepartment of Pathology, Botucatu Medical School, São Paulo State University - UNESP, Distrito de Rubião Júnior, Botucatu, São Paulo, 18618-970, Brazil.
Maria Paula Barbieri D'EliaDepatment of Dermatology and Radiotherapy, Botucatu Medical School, São Paulo State University - UNESP, Botucatu, São Paulo, Brazil.
Marcos Antônio Trindade AmadorDepatment of Genetics, Biological Sciences Institute, Pará Federal University - UFPA, Belém, Pará, Brazil.
Ney Pereira Carneiro SantosDepatment of Genetics, Biological Sciences Institute, Pará Federal University - UFPA, Belém, Pará, Brazil.
Sidney Emanuel Batista SantosDepatment of Genetics, Biological Sciences Institute, Pará Federal University - UFPA, Belém, Pará, Brazil.
Erick da Cruz CastelliDepartment of Pathology, Botucatu Medical School, São Paulo State University - UNESP, Distrito de Rubião Júnior, Botucatu, São Paulo, 18618-970, Brazil.
Steven S WitkinDepartment of Obstetrics and Gynecology, Weill Cornell Medical College, New York, NY, USA.
Hélio Amante MiotDepatment of Dermatology and Radiotherapy, Botucatu Medical School, São Paulo State University - UNESP, Botucatu, São Paulo, Brazil.
Luciane Donida Bartoli MiotDepatment of Dermatology and Radiotherapy, Botucatu Medical School, São Paulo State University - UNESP, Botucatu, São Paulo, Brazil.
Márcia Guimarães da SilvaDepartment of Pathology, Botucatu Medical School, São Paulo State University - UNESP, Distrito de Rubião Júnior, Botucatu, São Paulo, 18618-970, Brazil. mgsilva@fmb.unesp.br.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ancestry information can be useful in investigations of diseases with a genetic or infectious background. As the Brazilian population is highly admixed physical traits tend to be poor indicators of ancestry. The assessment of ancestry by ancestry informative markers (AIMs) can exclude the subjectivity of self-declared ethnicity and reported family origin. We aimed to evaluate the reliability of self-reported ethnicity or reported family origin as indicators of genomic ancestry in a female population from the Southeast of Brazil. Two cohorts were included: 404 women asked to self-report their ethnicity (Pop1) and 234 women asked to report their family's origin (Pop2). Identification of AIMs was performed using a panel of 61 markers and results were plotted against parental populations-Amerindian, Western European and Sub-Saharan African-using Structure v2.3.4. In Pop1 57.4 % of women self-reported as white, 34.6 % as brown and 8.0 % as black. Median global European, Amerindian and African contributions were 66.8, 12.6 and 16.6 %. In Pop2, 66.4 % of women declared European origin, 23.9 % African origin and 26.9 % Amerindian. Median global European, Amerindian and African contributions were 80.8, 7.3 and 7.6 %, respectively. Only 31.0 and 21.0 % of the global variation in African and European contributions, respectively, could be explained by self-reported ethnicity and reported family origin only accounted for 20.0 and 5.0 % of the variations observed in African and European ancestries, respectively. Amerindian ancestry did not influence self-reported ethnicity or declared family origin. Neither self-reported ethnicity nor declared family origin are reliable indicators of genomic ancestry in these Brazilian populations.

Indexed as

Genetics, PopulationSelf ReportAdolescentAdultBrazilEthnicityFemaleGenetic BackgroundGenomicsHumansMaleMiddle AgedYoung AdultAncestry informative markersEthnicityGeneticsHealthSoutheastern Brazilian population

Identifiers

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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.