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dc.contributor.authorMarcos Pérez, Diego
dc.contributor.authorSánchez-Flores, María
dc.contributor.authorProietti, Stefania
dc.contributor.authorBonassi, Stefano
dc.contributor.authorCosta, Solange
dc.contributor.authorTeixeira, Joao Paulo
dc.contributor.authorFernández-Tajes, Juan
dc.contributor.authorPásaro Méndez, Eduardo
dc.contributor.authorValdiglesias García, Vanessa
dc.contributor.authorLaffon Lage, Blanca
dc.date.accessioned2022-03-16T08:38:45Z
dc.date.available2022-03-16T08:38:45Z
dc.date.issued2020
dc.identifier.issn2072-6643
dc.identifier.otherhttps://www.ncbi.nlm.nih.gov/pubmed/32751730es
dc.identifier.urihttp://hdl.handle.net/20.500.11940/16274
dc.description.abstractSerum vitamin D deficiency is widespread among older adults and is a potential modifiable risk factor for frailty. Moreover, frailty has been suggested as an intermediate step in the association between low levels of vitamin D and mortality. Hence, we conducted a systematic review of the literature and meta-analysis to test the possible association of low concentrations of serum 25-hydroxyvitamin D (25(OH)D), a marker of vitamin D status, with frailty in later life. We reviewed cross-sectional or longitudinal studies evaluating populations of older adults and identifying frailty by a currently validated scale. Meta-analyses were restricted to cross-sectional data from studies using Fried's phenotype to identify frailty. Twenty-six studies were considered in the qualitative synthesis, and thirteen studies were included in the meta-analyses. Quantitative analyses showed significant differences in the comparisons of frail (standardized mean difference (SMD)-1.31, 95% confidence interval (CI) (-2.47, -0.15), p = 0.0271) and pre-frail (SMD-0.79, 95% CI (-1.58, -0.003), p = 0.0491) subjects vs. non-frail subjects. Sensitivity analyses reduced heterogeneity, resulting in a smaller but still highly significant between-groups difference. Results obtained indicate that lower 25(OH)D levels are significantly associated with increasing frailty severity. Future challenges include interventional studies testing the possible benefits of vitamin D supplementation in older adults to prevent/palliate frailty and its associated outcomes.en
dc.rightsAtribución 4.0 Internacional
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/
dc.subject.meshRisk Factors*
dc.subject.meshLongitudinal Studies*
dc.subject.meshHumans*
dc.subject.meshNutritional Status*
dc.subject.meshCross-Sectional Studies*
dc.subject.meshVitamin D*
dc.subject.meshVitamin D Deficiency*
dc.subject.meshAged*
dc.titleLow Vitamin D Levels and Frailty Status in Older Adults: A Systematic Review and Meta-Analysisen
dc.typeJournal Articlees
dc.authorsophosMarcos-Pérez, Diego;Sánchez-Flores, María;Proietti, Stefania;Bonassi, Stefano;Costa, Solange;Teixeira, Joao Paulo;Fernández-Tajes, Juan;Pásaro, Eduardo;Valdiglesias, Vanessa;Laffon, Blanca
dc.identifier.doi10.3390/nu12082286
dc.identifier.pmid32751730
dc.identifier.sophos36163
dc.issue.number8es
dc.journal.titleNutrientses
dc.organizationServizo Galego de Saúde::Estrutura de Xestión Integrada (EOXI)::Instituto de Investigación Biomédica da Coruña (INIBIC)es
dc.relation.publisherversionhttps://mdpi-res.com/d://attachment/nutrients/nutrients-12-02286/article://deploy/nutrients-12-02286.pdfes
dc.rights.accessRightsopenAccess
dc.subject.decsanciano*
dc.subject.decsdeficiencia de vitamina D*
dc.subject.decsestudios longitudinales*
dc.subject.decsfactores de riesgo*
dc.subject.decsestado nutricional*
dc.subject.decshumanos*
dc.subject.decsestudios transversales*
dc.subject.decsvitamina D*
dc.subject.keywordINIBICes
dc.typefidesArtículo de Revisiónes
dc.typesophosArtículo de Revisiónes
dc.volume.number12es


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