Iodine Concentration in Drinking Water in the Same or Different Seasons of the Year in Brazilian Macroregions

Objective. The aim of this study was to compare the concentration of iodine in drinking water in the same or different seasons of the year in Brazilian macroregions. Method. Water samples were collected from the Basic Health Units of eight municipalities that make up the different Brazilian macroreg...

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Main Authors: Carina Aparecida Pinto, Dayane de Castro Morais, Sylvia do Carmo Castro Franceschini, Sarah Aparecida Vieira Ribeiro, Edimar Aparecida Filomeno Fontes, Nathália Marcolini Pelucio Pizato, Franciane Rocha de Faria, Renata Junqueira Pereira, Danielle Goés da Silva, Carolina Abreu de Carvalho, Fabiana de Cássia Carvalho Oliveira, Naiara Sperandio, Anderson Marliere Navarro, Sandra Patrícia Crispim, Silvia Eloiza Priore
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Journal of Nutrition and Metabolism
Online Access:http://dx.doi.org/10.1155/2022/7227511
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author Carina Aparecida Pinto
Dayane de Castro Morais
Sylvia do Carmo Castro Franceschini
Sarah Aparecida Vieira Ribeiro
Edimar Aparecida Filomeno Fontes
Nathália Marcolini Pelucio Pizato
Franciane Rocha de Faria
Renata Junqueira Pereira
Danielle Goés da Silva
Carolina Abreu de Carvalho
Fabiana de Cássia Carvalho Oliveira
Naiara Sperandio
Anderson Marliere Navarro
Sandra Patrícia Crispim
Silvia Eloiza Priore
author_facet Carina Aparecida Pinto
Dayane de Castro Morais
Sylvia do Carmo Castro Franceschini
Sarah Aparecida Vieira Ribeiro
Edimar Aparecida Filomeno Fontes
Nathália Marcolini Pelucio Pizato
Franciane Rocha de Faria
Renata Junqueira Pereira
Danielle Goés da Silva
Carolina Abreu de Carvalho
Fabiana de Cássia Carvalho Oliveira
Naiara Sperandio
Anderson Marliere Navarro
Sandra Patrícia Crispim
Silvia Eloiza Priore
author_sort Carina Aparecida Pinto
collection DOAJ
description Objective. The aim of this study was to compare the concentration of iodine in drinking water in the same or different seasons of the year in Brazilian macroregions. Method. Water samples were collected from the Basic Health Units of eight municipalities that make up the different Brazilian macroregions and the Federal District. Sample collection took place in the summer, autumn, winter, and spring seasons. The spectrophotometric method with “leuco crystal violet” was used to determine the concentration of iodine in the water. Descriptive statistics on the data were performed. To verify if there was a difference in the concentration of iodine in the water between the climatic seasons of the year in the same place and between the same seasons in different locations, the Mann–Whitney or Kruskal–Wallis test was used and a p<0.05 value was considered significant. Results. Among the climatic seasons throughout the year in the same location, there was a difference in the concentration of iodine in the water in the municipality of Pinhais, state of Paraná/South macroregion, between autumn and summer (p=0.041) and winter and summer seasons (p=0.003). There was a difference in the concentration of iodine in the water in the summer season between the Midwest and South macroregions; Northeast and Midwest, Southeast and South; North and Midwest, Southeast and South (p<0.05). In the autumn season, there was a difference in the concentration of iodine in the water between the Midwest and South macroregions; Northeast and Midwest, Southeast and South; North and Midwest, Northeast and South (p<0.05). In the winter season, there was a difference in the concentration of iodine in the water between the Southeast and Midwest and Southeast and South macroregions (p<0.05). In the spring season, there was a difference in the concentration of iodine in the water between the Southeast and Midwest and Southeast and South macroregions (p<0.05). Conclusion. There were differences in the iodine concentrations in drinking water in different locations in Brazil, when analyzed in the same seasons, and in the municipality of Pinhais between the autumn and summer and winter and summer seasons. Thus, it is suggested to monitor the iodine concentrations in water, considering the differences in climate, characteristics of each region, and soils throughout the Brazilian territory, since the deficiency or excess of iodine can bring risks to the health of the population.
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series Journal of Nutrition and Metabolism
spelling doaj-art-19717bf04a7549abbd98efe6fd0f54072025-02-03T11:54:02ZengWileyJournal of Nutrition and Metabolism2090-07322022-01-01202210.1155/2022/7227511Iodine Concentration in Drinking Water in the Same or Different Seasons of the Year in Brazilian MacroregionsCarina Aparecida Pinto0Dayane de Castro Morais1Sylvia do Carmo Castro Franceschini2Sarah Aparecida Vieira Ribeiro3Edimar Aparecida Filomeno Fontes4Nathália Marcolini Pelucio Pizato5Franciane Rocha de Faria6Renata Junqueira Pereira7Danielle Goés da Silva8Carolina Abreu de Carvalho9Fabiana de Cássia Carvalho Oliveira10Naiara Sperandio11Anderson Marliere Navarro12Sandra Patrícia Crispim13Silvia Eloiza Priore14Department of Nutrition and HealthDepartment of Nutrition and HealthDepartment of Nutrition and HealthDepartment of Nutrition and HealthDepartment of Food TechnologyDepartment of NutritionDepartament of MedicineDepartment of Health SciencesDepartment of NutritionDepartment of MedicineDepartment of Pharmacy and NutritionInstitute of Food and NutritionDepartment of Health SciencesDepartment of NutritionDepartment of Nutrition and HealthObjective. The aim of this study was to compare the concentration of iodine in drinking water in the same or different seasons of the year in Brazilian macroregions. Method. Water samples were collected from the Basic Health Units of eight municipalities that make up the different Brazilian macroregions and the Federal District. Sample collection took place in the summer, autumn, winter, and spring seasons. The spectrophotometric method with “leuco crystal violet” was used to determine the concentration of iodine in the water. Descriptive statistics on the data were performed. To verify if there was a difference in the concentration of iodine in the water between the climatic seasons of the year in the same place and between the same seasons in different locations, the Mann–Whitney or Kruskal–Wallis test was used and a p<0.05 value was considered significant. Results. Among the climatic seasons throughout the year in the same location, there was a difference in the concentration of iodine in the water in the municipality of Pinhais, state of Paraná/South macroregion, between autumn and summer (p=0.041) and winter and summer seasons (p=0.003). There was a difference in the concentration of iodine in the water in the summer season between the Midwest and South macroregions; Northeast and Midwest, Southeast and South; North and Midwest, Southeast and South (p<0.05). In the autumn season, there was a difference in the concentration of iodine in the water between the Midwest and South macroregions; Northeast and Midwest, Southeast and South; North and Midwest, Northeast and South (p<0.05). In the winter season, there was a difference in the concentration of iodine in the water between the Southeast and Midwest and Southeast and South macroregions (p<0.05). In the spring season, there was a difference in the concentration of iodine in the water between the Southeast and Midwest and Southeast and South macroregions (p<0.05). Conclusion. There were differences in the iodine concentrations in drinking water in different locations in Brazil, when analyzed in the same seasons, and in the municipality of Pinhais between the autumn and summer and winter and summer seasons. Thus, it is suggested to monitor the iodine concentrations in water, considering the differences in climate, characteristics of each region, and soils throughout the Brazilian territory, since the deficiency or excess of iodine can bring risks to the health of the population.http://dx.doi.org/10.1155/2022/7227511
spellingShingle Carina Aparecida Pinto
Dayane de Castro Morais
Sylvia do Carmo Castro Franceschini
Sarah Aparecida Vieira Ribeiro
Edimar Aparecida Filomeno Fontes
Nathália Marcolini Pelucio Pizato
Franciane Rocha de Faria
Renata Junqueira Pereira
Danielle Goés da Silva
Carolina Abreu de Carvalho
Fabiana de Cássia Carvalho Oliveira
Naiara Sperandio
Anderson Marliere Navarro
Sandra Patrícia Crispim
Silvia Eloiza Priore
Iodine Concentration in Drinking Water in the Same or Different Seasons of the Year in Brazilian Macroregions
Journal of Nutrition and Metabolism
title Iodine Concentration in Drinking Water in the Same or Different Seasons of the Year in Brazilian Macroregions
title_full Iodine Concentration in Drinking Water in the Same or Different Seasons of the Year in Brazilian Macroregions
title_fullStr Iodine Concentration in Drinking Water in the Same or Different Seasons of the Year in Brazilian Macroregions
title_full_unstemmed Iodine Concentration in Drinking Water in the Same or Different Seasons of the Year in Brazilian Macroregions
title_short Iodine Concentration in Drinking Water in the Same or Different Seasons of the Year in Brazilian Macroregions
title_sort iodine concentration in drinking water in the same or different seasons of the year in brazilian macroregions
url http://dx.doi.org/10.1155/2022/7227511
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