Concentrações séricas de 25 (OH) e perfil metabólico mediados pela adiposidade / Serum 25 (OH) D and metabolic profile mediated by adiposity
São Paulo; s.n; 2016. 153 p.
Thesis
in Portuguese
| LILACS
| ID: biblio-871036
RESUMO
Introdução:
Baixas concentrações séricas de hidroxivitamina D (25[OH]D) e o excesso de peso atingiram níveis epidêmicos em todo o mundo. Estudos relatam que concentrações séricas de vitamina D estão associadas às alterações lipídicas, glicolíticas e inflamatórias; e estas alterações são conhecidamente mediadas pela adiposidade. Dessa forma, a vitamina D pode atuar de forma benéfica sobre o perfil metabólico em adolescentes, adultos e idosos.Objetivo:
Investigar e descrever as associações entre as concentrações séricas de 25(OH)D e o perfil metabólico, mediadas pela adiposidade em adolescentes, adultos e idosos.Metodologia:
Inicialmente, foi utilizada subamostra do Inquérito de Saúde de São Paulo (ISA-Capital), estudo transversal, de base populacional (n=281), para investigar a associação entre as concentrações séricas de vitamina D e marcadores inflamatórios em adultos brasileiros. Posteriormente, foram utilizados dados do estudo Healthy Lifestyle in Europe by Nutrition in Adolescents-(HELENA), estudo multicêntrico transversal da população de adolescentes européia, com o intuito de avaliar as alterações nos marcadores lipídicos e de homeostase da glicose mediados pela deficiência de vitamina D e obesidade. aparentemente.ABSTRACT
Introduction:
Low serum of hydroxyvitamin D (25 [OH] D) and excess weight reached epidemic levels in worldwide. Studies have reported that vitamin D serum concentrations are associated with lipid, glycolytic and inflammatory alterations; and these alterations are known to be mediated by adiposity. Thus, vitamin D may have a benefic action on the metabolic profile in adolescents, adults and elderly.Objective:
To investigate and describe the associations between 25(OH)D concentrations and the metabolic profile mediated by adiposity in adolescents, adults and elderly.Methods:
Initially, was used a subsample from the Health Survey of São Paulo (HS-SP), cross-sectional, population-based study (n = 281), to investigate the association between vitamin D concentrations and inflammatory biomarkers in Brazilian adults. Later, was used data from Healthy Lifestyle in Europe by Nutrition in Adolescents study - (HELENA), cross-sectional and multicenter study of the European adolescents, in order to evaluate the alterations in lipid markers and glucose homeostasis mediated by vitamin D deficiency and obesity. Finally, was analyzed the sample from PHYSMED study, a cross-sectional study with non-institutionalized elderly, to examine associations between vitamin D concentration, lipid profile and body composition in apparently healthy elderly Spanish.
Full text:
Available
Index:
LILACS (Americas)
Main subject:
Vitamin D
/
Body Composition
/
Adiposity
/
Hydroxycholecalciferols
/
Obesity
Type of study:
Controlled clinical trial
/
Observational study
/
Prevalence study
/
Risk factors
Limits:
Adolescent
/
Adult
/
Aged
/
Humans
Language:
Portuguese
Year:
2016
Type:
Thesis
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