National food consumption surveys: micronutrient intakes and the role of fortified foods in the diets of Irish pre-school children and adults

dc.check.date10000-01-01
dc.check.embargoformatE-thesis on CORA onlyen
dc.check.entireThesisEntire Thesis Restricted
dc.check.infoIndefiniteen
dc.check.opt-outYesen
dc.check.reasonThis thesis is due for publication or the author is actively seeking to publish this materialen
dc.contributor.advisorFlynn, Alberten
dc.contributor.authorHennessy, Áine
dc.contributor.funderDepartment of Agriculture, Food and the Marine, Irelanden
dc.date.accessioned2014-02-03T17:12:15Z
dc.date.issued2013
dc.date.submitted2013
dc.description.abstractThis research investigated the micronutrient intakes of Irish pre-school children (1-4 years) and adults (18-64 years) and the role that fortified foods (FFs) play in the diets of these population groups. Dietary intake data were collected as part of the National Pre-school Nutrition Survey (NPNS) (2010-2011) and the National Adult Nutrition Survey (NANS) (2008-2010) using 4-day food and beverage records. Nutrient intakes were estimated using WISP©, which encompasses McCance and Widdowson’s The Composition of Foods and the Irish Food Composition Database. A FF is one in which one or more micronutrients are added. Key dietary sources of micronutrients in NPNS and NANS were “milk”, “meat & meat products”, “breakfast cereals”, “fruit & fruit juices” and “breads”. In general, intakes of most micronutrients were adequate with the exception of iron (1 year old children and adult women) and vitamin D (in all population groups). Small proportions of the pre-school population had intakes which exceeded the upper level (UL) (zinc: 11%, folic acid: 5%, retinol: 4%, copper: 2%). Less than 2% of adults had intakes of iron, copper, zinc and vitamin B6 which exceeded the UL. FFs were consumed by 97% of pre-school children and 82% of adults, representing 17% and 9% of mean daily energy intake respectively. Relative to energy intake, FFs contributed substantially greater proportions to intakes of key micronutrients, such as iron and vitamin D. FFs were effective in reducing the prevalence of inadequate micronutrient intakes in these population groups, particularly for iron in women and 1 year old children. FFs made a significant contribution to folate intake in women of childbearing age (72µg). FFs contributed greater proportions of carbohydrate and lower proportions of fat to the diets of consumers. Voluntary addition of nutrients to foods did not contribute appreciably to intakes exceeding the UL in these population groups.en
dc.description.sponsorshipDepartment of Agriculture, Food and the Marine, Ireland (Food for Health Research Initiative 07/FHRI/UCC/2)en
dc.description.statusNot peer revieweden
dc.description.versionAccepted Version
dc.format.mimetypeapplication/pdfen
dc.identifier.citationHennessey, A. 2013. National food consumption surveys: micronutrient intakes and the role of fortified foods in the diets of Irish pre-school children and adults. PhD Thesis, University College Cork.en
dc.identifier.urihttps://hdl.handle.net/10468/1360
dc.language.isoenen
dc.publisherUniversity College Corken
dc.rights© 2013, Áine Hennessey.en
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/3.0/en
dc.subjectMicronutrientsen
dc.subjectPre-school childrenen
dc.subjectAdultsen
dc.subjectFortified foodsen
dc.subjectAdequacyen
dc.subject.lcshTrace elements in nutritionen
dc.subject.lcshEnriched foodsen
dc.subject.lcshPreschool children--Nutrition--Irelanden
dc.thesis.opt-outtrue
dc.titleNational food consumption surveys: micronutrient intakes and the role of fortified foods in the diets of Irish pre-school children and adultsen
dc.typeDoctoral thesisen
dc.type.qualificationlevelDoctoralen
dc.type.qualificationnamePhD (Food Science and Technology)en
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