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Effects of a resistance training community programme in older adults
Ageing & Society ( IF 3.718 ) Pub Date : 2021-01-11 , DOI: 10.1017/s0144686x20001786
Majid Mufaqam Syed-Abdul , Chrissa L. McClellan , Elizabeth J. Parks , Stephen D. Ball

Ageing is associated with reduced muscle mass, strength, flexibility and balance, resulting in a poor quality of life (QOL). Past studies have occurred in highly controlled laboratory settings which provide strong support to determine whether similar gains can be made in community programmes. Twenty participants were enrolled in an eight-week community-based resistance training programme (mean age = 61.3 (standard error (SE) = 0.9) years); Body Mass Index = 32.0 (SE = 1.3) kg/m2). All participants completed surveys to assess outcomes associated with QOL. Given the relationship between muscle function and nerve health, nerve conduction studies (NCS) were also conducted in a separate group of participants (mean age = 64.9 (SE = 2.0) years; Body Mass Index = 32.6 (SE = 1.9) kg/m2). This community-based training programme significantly improved QOL measures in older adults (p < 0.001). Although weight loss was not the primary outcome of the study, participants reduced their body weights (p < 0.001), by primarily reducing fat mass (p = 0.007) while maintaining muscle mass. Significant improvements were observed in muscle strength (2.2%), flexibility and balance (3.2–464.2%, p ⩽ 0.05 for all). Improvements were also observed in plasma glucose (p = 0.05), haemoglobin A1C (p = 0.06) and aldolase enzyme levels (p < 0.001). Scores for surveys on memory and sleep improved (p < 0.05). Improved QOL was associated with increased lean mass (r = −0.714, p = 0.002), decreased fat mass (r = −0.702, p = 0.003) and improved flexibility and balance (r = −0.627, p = 0.008). An eight-week, community-based resistance training programme significantly improved QOL in older adults. Influence on the lipid profile and NCS still needs further investigation.



中文翻译:

抵抗训练社区计划对老年人的影响

衰老与肌肉质量,力量,柔韧性和平衡能力下降有关,导致不良的生活质量(QOL)。过去的研究是在高度受控的实验室环境中进行的,这些实验为确定社区计划是否可以取得类似的收益提供了有力的支持。20名参与者参加了为期八周的社区抵抗力培训计划(平均年龄= 61.3(标准误(SE)= 0.9)年);体重指数= 32.0(SE = 1.3)kg / m 2)。所有参与者均完成了调查,以评估与QOL相关的结果。考虑到肌肉功能与神经健康之间的关系,还对另一组参与者进行了神经传导研究(NCS)(平均年龄= 64.9(SE = 2.0)岁;体重指数= 32.6(SE = 1.9)kg / m 2)。这个基于社区的培训计划显着改善了老年人的QOL措施(p <0.001)。尽管体重减轻不是该研究的主要结果,但参与者通过主要减少脂肪量(p = 0.007)同时保持肌肉质量来减轻体重(p <0.001)。观察到肌肉力量(2.2%),柔韧性和平衡能力显着改善(3.2-464.2%,p均< 0.05)。血浆葡萄糖(p = 0.05),血红蛋白A1C(p = 0.06)和醛缩酶水平(p <0.001)也得到了改善。记忆力和睡眠调查得分得到改善(p<0.05)。QOL的改善与瘦肉增加(r = -0.714,p = 0.002),脂肪减少(r = -0.702,p = 0.003)和柔韧性和平衡性改善(r = -0.627,p = 0.008)相关。为期八周的基于社区的抵抗力训练计划显着改善了老年人的生活质量。对血脂和NCS的影响尚需进一步研究。

更新日期:2021-01-12
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