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Quantification of health risks in Ecuadorian population due to dietary ingestion of arsenic in rice

dc.contributor.authorNunes, Luís
dc.contributor.authorOtero, Xose
dc.date.accessioned2019-11-20T15:07:09Z
dc.date.available2019-11-20T15:07:09Z
dc.date.issued2017-12
dc.description.abstractIn Ecuador alone, 500,000 people in rural areas are estimated to have been exposed to high concentrations of As from water and food, but no quantitative evaluation of health risk has yet been made. The present study quantifies exposure and health risk for the Ecuadorian population from the ingestion of arsenic in white rice. Estimated exposure is correlated with published data on tap water quality and biomarkers of exposure for the population of two towns in the metropolitan area of Quito. Estimated daily intake (EDI) of arsenic for infants living in urban areas of Ecuador is around four times that of European infants, being equal for those livings in rural areas. EDI for the population as a whole is almost twice that of Europe, but between a half and a third of that of Brazil, Bangladesh, and India. Estimated excess lifetime risk (ELTR) for adults is 3 per 10,000, while for infants varies between 10 per 10,000 in rural areas and 20 per 10,000 in urban areas. Future research on arsenic impacts on human health in Ecuador should consider in particular poor populations living in regions where environmental arsenic concentrations are highest, including cross-sectional and longitudinal epidemiologic studies.
dc.description.sponsorshipEscuela Politecnica Nacional [PIJ-15-10]
dc.description.sponsorshipCRETUS strategic group [AGRUP2015/02]
dc.description.sponsorshipProyecto PROMETEO (SENESCYT, Ecuador)
dc.description.versioninfo:eu-repo/semantics/publishedVersion
dc.identifier.doi10.1007/s11356-017-0265-y
dc.identifier.issn0944-1344
dc.identifier.issn1614-7499
dc.identifier.urihttp://hdl.handle.net/10400.1/12910
dc.language.isoeng
dc.peerreviewedyes
dc.publisherSpringer
dc.rights.urihttps://creativecommons.org/licenses/by/4.0/
dc.subjectDrinking-water
dc.subjectLatin-America
dc.subjectLung-cancer
dc.subjectNutritional-status
dc.subjectExposure
dc.subjectFood
dc.subjectBangladesh
dc.subjectChile
dc.subjectOccurrences
dc.subjectAssessments
dc.titleQuantification of health risks in Ecuadorian population due to dietary ingestion of arsenic in rice
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage27468
oaire.citation.issue35
oaire.citation.startPage27457
oaire.citation.titleEnvironmental Science and Pollution Research
oaire.citation.volume24
person.familyNameNunes
person.givenNameLuís
person.identifier93800
person.identifier.ciencia-id3112-1FCD-6685
person.identifier.orcid0000-0001-5606-970X
person.identifier.ridM-4647-2013
person.identifier.scopus-author-id7102529511
rcaap.rightsrestrictedAccess
rcaap.typearticle
relation.isAuthorOfPublicationd32d0ac6-6cb6-4f03-afcf-3c80978d469f
relation.isAuthorOfPublication.latestForDiscoveryd32d0ac6-6cb6-4f03-afcf-3c80978d469f

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