Gender, Success, and Drop-Out during a Resistance Exercise Program in Community Dwelling Old Adults

Background. Resistance exercise training can be effective against sarcopenia. We identified predictors of drop-out and compared physical outcomes between men and women after such training. Methods. Subjects (N=236, 73.7±5.7 years) participated in a 12-week resistance exercise program. Outcome variab...

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Main Authors: O. G. Geirsdottir, M. Chang, K. Briem, P. V. Jonsson, I. Thorsdottir, A. Ramel
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Journal of Aging Research
Online Access:http://dx.doi.org/10.1155/2017/5841083
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author O. G. Geirsdottir
M. Chang
K. Briem
P. V. Jonsson
I. Thorsdottir
A. Ramel
author_facet O. G. Geirsdottir
M. Chang
K. Briem
P. V. Jonsson
I. Thorsdottir
A. Ramel
author_sort O. G. Geirsdottir
collection DOAJ
description Background. Resistance exercise training can be effective against sarcopenia. We identified predictors of drop-out and compared physical outcomes between men and women after such training. Methods. Subjects (N=236, 73.7±5.7 years) participated in a 12-week resistance exercise program. Outcome variables were measured at baseline and endpoint. Results. Drop-out was 11.9% and not significantly different between genders. Drop-outs were significantly older and had poorer strength and physical function in comparison to completers. Anthropometrics, QoL, and cognitive function were not related to drop-out. According to multivariate analysis, gait speed and physical activity were the strongest predictors of drop-out. After the training, gains in lean mass or appendicular muscle were significantly higher in men than women; however relative gains in appendicular muscle as well as absolute improvements in strength and function were similar in men and women, respectively. Conclusions. Participants who drop out are older, have poorer physical function, and are less physically active. Old women do not drop out more frequently than men and show meaningful improvements in relevant outcomes similar to men after such a training program. The trial is registered at the US National Library of Medicine (NCT01074879).
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series Journal of Aging Research
spelling doaj-art-30816fbfb11c4495a0f55590d884bd4a2025-02-03T06:07:02ZengWileyJournal of Aging Research2090-22042090-22122017-01-01201710.1155/2017/58410835841083Gender, Success, and Drop-Out during a Resistance Exercise Program in Community Dwelling Old AdultsO. G. Geirsdottir0M. Chang1K. Briem2P. V. Jonsson3I. Thorsdottir4A. Ramel5The Icelandic Gerontological Research Center, Reykjavik, IcelandThe Icelandic Gerontological Research Center, Reykjavik, IcelandDepartment of Physiotherapy, University of Iceland, Reykjavik, IcelandThe Icelandic Gerontological Research Center, Reykjavik, IcelandSchool of Health Sciences, University of Iceland, Reykjavik, IcelandThe Icelandic Gerontological Research Center, Reykjavik, IcelandBackground. Resistance exercise training can be effective against sarcopenia. We identified predictors of drop-out and compared physical outcomes between men and women after such training. Methods. Subjects (N=236, 73.7±5.7 years) participated in a 12-week resistance exercise program. Outcome variables were measured at baseline and endpoint. Results. Drop-out was 11.9% and not significantly different between genders. Drop-outs were significantly older and had poorer strength and physical function in comparison to completers. Anthropometrics, QoL, and cognitive function were not related to drop-out. According to multivariate analysis, gait speed and physical activity were the strongest predictors of drop-out. After the training, gains in lean mass or appendicular muscle were significantly higher in men than women; however relative gains in appendicular muscle as well as absolute improvements in strength and function were similar in men and women, respectively. Conclusions. Participants who drop out are older, have poorer physical function, and are less physically active. Old women do not drop out more frequently than men and show meaningful improvements in relevant outcomes similar to men after such a training program. The trial is registered at the US National Library of Medicine (NCT01074879).http://dx.doi.org/10.1155/2017/5841083
spellingShingle O. G. Geirsdottir
M. Chang
K. Briem
P. V. Jonsson
I. Thorsdottir
A. Ramel
Gender, Success, and Drop-Out during a Resistance Exercise Program in Community Dwelling Old Adults
Journal of Aging Research
title Gender, Success, and Drop-Out during a Resistance Exercise Program in Community Dwelling Old Adults
title_full Gender, Success, and Drop-Out during a Resistance Exercise Program in Community Dwelling Old Adults
title_fullStr Gender, Success, and Drop-Out during a Resistance Exercise Program in Community Dwelling Old Adults
title_full_unstemmed Gender, Success, and Drop-Out during a Resistance Exercise Program in Community Dwelling Old Adults
title_short Gender, Success, and Drop-Out during a Resistance Exercise Program in Community Dwelling Old Adults
title_sort gender success and drop out during a resistance exercise program in community dwelling old adults
url http://dx.doi.org/10.1155/2017/5841083
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