Improving elderly postural stability by Tai Chi step training

Autor: Wei-Hsin Chen, 陳維信
Druh dokumentu: 學位論文 ; thesis
Popis: 101
Due to the balance ability, the risk of the elderly fallers is the highest priority in an aging society. Therefore, the way of personal exercises need to improve the balance force for elderly.The subject of the Tai Chi training were eighteen participants, including eleven male and seven female. While measuring the center of pressure (COP) and Electromyography (EMG) signals for one minute, it’s applied for the analysis of traditional index, multi-scale entropy (MSE), multivariate multi-scale entropy (MMSE), Hibbert -Huang transform (HHT). The study of the Tai Chi steps improve the postural stability for the elderly during 12 weeks. Finally, the research of walking distance and speed used by Six minutes walk and Timed up and go. The result of data analysis showed that the COP signals in the ML direction,the complexity index of the first experiment is 5.651 ± 2.22, the complexity index of the sixth experiment is 6.687 ± 2.122; The AP direction complexity index of the first experimental is 7.386 ± 2.406, the complexity index of the sixth experiment is 9.318 ± 2.397. The multi-scale entropy (MSE) analysis in the AP direction with a significant (p-value
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