Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators

Zinc deficiency is an important cause of morbidity in developing countries, particularly among young children, yet little information is available on the global prevalence of zinc deficiency. A working group meeting was convened by the World Health Organization (WHO), the United Nations Children’s F...

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Autores principales: De Benoist, Bruno, Darnton-Hill, I., Davidsson, L., Fontaine Olivier, Hotz, Christine
Formato: Journal Article
Lenguaje:Inglés
Publicado: SAGE Publications 2007
Materias:
Acceso en línea:https://hdl.handle.net/10568/171867
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author De Benoist, Bruno
Darnton-Hill, I.
Davidsson, L.
Fontaine Olivier
Hotz, Christine
author_browse Darnton-Hill, I.
Davidsson, L.
De Benoist, Bruno
Fontaine Olivier
Hotz, Christine
author_facet De Benoist, Bruno
Darnton-Hill, I.
Davidsson, L.
Fontaine Olivier
Hotz, Christine
author_sort De Benoist, Bruno
collection Repository of Agricultural Research Outputs (CGSpace)
description Zinc deficiency is an important cause of morbidity in developing countries, particularly among young children, yet little information is available on the global prevalence of zinc deficiency. A working group meeting was convened by the World Health Organization (WHO), the United Nations Children’s Fund (UNICEF), the International Atomic Energy Agency (IAEA), and the International Zinc Nutrition Consultative Group (IZiNCG) to review methods of assessing population zinc status and provide standard recommendations for the use of specific biochemical, dietary, and functional indicators of zinc status in populations. The recommended biochemical indicator is the prevalence of serum zinc concentration less than the age/sex/time of day-specific cutoffs; when the prevalence is greater than 20%, intervention to improve zinc status is recommended. For dietary indicators, the prevalence (or probability) of zinc intakes below the appropriate estimated average requirement (EAR) should be used, as determined from quantitative dietary intake assessments. Where the prevalence of inadequate intakes of zinc is greater than 25%, the risk of zinc deficiency is considered to be elevated. Previous studies indicate that stunted children respond to zinc supplementation with increased growth. When the prevalence of low height-for-age is 20% or more, the prevalence of zinc deficiency may also be elevated. Ideally, all three types of indicators would be used together to obtain the best estimate of the risk of zinc deficiency in a population and to identify specific subgroups with elevated risk. These recommended indicators should be applied for national assessment of zinc status and to indicate the need for zinc interventions. The prevalence of low serum zinc and inadequate zinc intakes may be used to evaluate their impact on the target population’s zinc status.
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spelling CGSpace1718672025-01-29T12:58:53Z Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators De Benoist, Bruno Darnton-Hill, I. Davidsson, L. Fontaine Olivier Hotz, Christine zinc nutrition who unicef Zinc deficiency is an important cause of morbidity in developing countries, particularly among young children, yet little information is available on the global prevalence of zinc deficiency. A working group meeting was convened by the World Health Organization (WHO), the United Nations Children’s Fund (UNICEF), the International Atomic Energy Agency (IAEA), and the International Zinc Nutrition Consultative Group (IZiNCG) to review methods of assessing population zinc status and provide standard recommendations for the use of specific biochemical, dietary, and functional indicators of zinc status in populations. The recommended biochemical indicator is the prevalence of serum zinc concentration less than the age/sex/time of day-specific cutoffs; when the prevalence is greater than 20%, intervention to improve zinc status is recommended. For dietary indicators, the prevalence (or probability) of zinc intakes below the appropriate estimated average requirement (EAR) should be used, as determined from quantitative dietary intake assessments. Where the prevalence of inadequate intakes of zinc is greater than 25%, the risk of zinc deficiency is considered to be elevated. Previous studies indicate that stunted children respond to zinc supplementation with increased growth. When the prevalence of low height-for-age is 20% or more, the prevalence of zinc deficiency may also be elevated. Ideally, all three types of indicators would be used together to obtain the best estimate of the risk of zinc deficiency in a population and to identify specific subgroups with elevated risk. These recommended indicators should be applied for national assessment of zinc status and to indicate the need for zinc interventions. The prevalence of low serum zinc and inadequate zinc intakes may be used to evaluate their impact on the target population’s zinc status. 2007-09 2025-01-29T12:58:53Z 2025-01-29T12:58:53Z Journal Article https://hdl.handle.net/10568/171867 en Limited Access SAGE Publications De Benoist, Bruno; Darnton-Hill, I.; Davidsson, L.; Fontaine Olivier; Hotz, Christine. 2007. Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators. Food and Nutrition Bulletin 28(3): S480-S484. https://doi.org/10.1177/15648265070283s306
spellingShingle zinc
nutrition
who
unicef
De Benoist, Bruno
Darnton-Hill, I.
Davidsson, L.
Fontaine Olivier
Hotz, Christine
Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators
title Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators
title_full Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators
title_fullStr Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators
title_full_unstemmed Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators
title_short Conclusions of the Joint WHO/UNICEF/IAEA/IZiNCG Interagency Meeting on Zinc Status Indicators
title_sort conclusions of the joint who unicef iaea izincg interagency meeting on zinc status indicators
topic zinc
nutrition
who
unicef
url https://hdl.handle.net/10568/171867
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