Methods, Diagnostic Criteria, Cutoff Points, and Prevalence of Sarcopenia among Older People

Aim. To identify methods, index, diagnostic criteria, and corresponding cutoff points used to estimate the prevalence of sarcopenia in older people in different countries. Methods. A systematic review was carried out in accordance with PRISMA Statement. The search encompassed the MEDLINE and LILACS...

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Main Authors: Valéria Pagotto, Erika Aparecida Silveira
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2014/231312
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author Valéria Pagotto
Erika Aparecida Silveira
author_facet Valéria Pagotto
Erika Aparecida Silveira
author_sort Valéria Pagotto
collection DOAJ
description Aim. To identify methods, index, diagnostic criteria, and corresponding cutoff points used to estimate the prevalence of sarcopenia in older people in different countries. Methods. A systematic review was carried out in accordance with PRISMA Statement. The search encompassed the MEDLINE and LILACS databases and was executed during March 2012 using the keyword sarcopenia. Results. A total of 671 studies were identified by the search strategy, and 30 meet all inclusion criteria. Specifically for dual-X-ray absorptiometry, prevalence ranged from 2.2% to 95% in men and from 0.1% to 33.9% in women. For bioelectrical impedance analysis, the range was from 6.2% to 85.4% in men and 2.8% to 23.6% in women. Regarding anthropometric and computed tomography, prevalence rates were, respectively, 14.1% and 55.9%. Conclusions. Heterogeneity in prevalence of sarcopenia was identified, due to diagnostic method choice, cutoff points, and, characteristics of the population as well as reference population. These factors should be considered in research designs to enable comparison and validation of results. Despite the limitations of most studies that indicated high prevalence rates, the results indicate the need for early detection of this syndrome.
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spelling doaj-art-40040d8f97c241499802599abf6c027b2025-02-03T05:59:40ZengWileyThe Scientific World Journal2356-61401537-744X2014-01-01201410.1155/2014/231312231312Methods, Diagnostic Criteria, Cutoff Points, and Prevalence of Sarcopenia among Older PeopleValéria Pagotto0Erika Aparecida Silveira1Nursing School, Federal University of Goiás, 227 Street, Block 68, s/n, Setor Leste Universitário, 74605-080 Goiânia, GO, BrazilSchool of Medicine, Federal University of Goiás, Postgraduate Program in Health Sciences, 235 Street s/n, Setor Leste Universitário, 74605-020 Goiânia, GO, BrazilAim. To identify methods, index, diagnostic criteria, and corresponding cutoff points used to estimate the prevalence of sarcopenia in older people in different countries. Methods. A systematic review was carried out in accordance with PRISMA Statement. The search encompassed the MEDLINE and LILACS databases and was executed during March 2012 using the keyword sarcopenia. Results. A total of 671 studies were identified by the search strategy, and 30 meet all inclusion criteria. Specifically for dual-X-ray absorptiometry, prevalence ranged from 2.2% to 95% in men and from 0.1% to 33.9% in women. For bioelectrical impedance analysis, the range was from 6.2% to 85.4% in men and 2.8% to 23.6% in women. Regarding anthropometric and computed tomography, prevalence rates were, respectively, 14.1% and 55.9%. Conclusions. Heterogeneity in prevalence of sarcopenia was identified, due to diagnostic method choice, cutoff points, and, characteristics of the population as well as reference population. These factors should be considered in research designs to enable comparison and validation of results. Despite the limitations of most studies that indicated high prevalence rates, the results indicate the need for early detection of this syndrome.http://dx.doi.org/10.1155/2014/231312
spellingShingle Valéria Pagotto
Erika Aparecida Silveira
Methods, Diagnostic Criteria, Cutoff Points, and Prevalence of Sarcopenia among Older People
The Scientific World Journal
title Methods, Diagnostic Criteria, Cutoff Points, and Prevalence of Sarcopenia among Older People
title_full Methods, Diagnostic Criteria, Cutoff Points, and Prevalence of Sarcopenia among Older People
title_fullStr Methods, Diagnostic Criteria, Cutoff Points, and Prevalence of Sarcopenia among Older People
title_full_unstemmed Methods, Diagnostic Criteria, Cutoff Points, and Prevalence of Sarcopenia among Older People
title_short Methods, Diagnostic Criteria, Cutoff Points, and Prevalence of Sarcopenia among Older People
title_sort methods diagnostic criteria cutoff points and prevalence of sarcopenia among older people
url http://dx.doi.org/10.1155/2014/231312
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