Effect of 1 Year of Qigong Exercise on Cognitive Function Among Older Chinese Adults at Risk of Cognitive Decline: A Cluster Randomized Controlled Trial

Background: The rapidly aging Chinese population is showing an increase in age-related illnesses, including mild cognitive impairment and Alzheimer disease. The best types of physical activity for the improvement of cognition remain unknown. This study aimed to compare the effectiveness of a tailore...

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Main Authors: Jing Jin, Yin Wu, Shaohua Li, Suhui Jin, Lin Wang, Jian Zhang, Chenglin Zhou, Yong Gao, Zhen Wang
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-10-01
Series:Frontiers in Psychology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpsyg.2020.546834/full
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author Jing Jin
Jing Jin
Yin Wu
Shaohua Li
Shaohua Li
Suhui Jin
Lin Wang
Jian Zhang
Chenglin Zhou
Yong Gao
Zhen Wang
author_facet Jing Jin
Jing Jin
Yin Wu
Shaohua Li
Shaohua Li
Suhui Jin
Lin Wang
Jian Zhang
Chenglin Zhou
Yong Gao
Zhen Wang
author_sort Jing Jin
collection DOAJ
description Background: The rapidly aging Chinese population is showing an increase in age-related illnesses, including mild cognitive impairment and Alzheimer disease. The best types of physical activity for the improvement of cognition remain unknown. This study aimed to compare the effectiveness of a tailored qigong exercise with that of stretching exercise in the maintenance of cognitive abilities in Chinese elders at risk of cognitive decline.Methods: Seventy-four community-dwelling adults aged ≥60 years were screened for eligibility. Using a randomized control group design, participants with scores ≥19 on the Chinese version of the Montreal Cognitive Assessment-Basic (MoCA) were allocated to a 1-year qigong intervention (n = 33) and a stretching control exercise group (n = 33). The primary outcome was the MoCA score, as a measure of global cognitive function, and secondary outcomes were globe cognition and five domain scores on the Chinese version of the Repeatable Battery for the Assessment of Neuropsychological Status (RBANS). The MoCA and RBANS were administered at baseline and 1 year after intervention to assess the effect of the exercises on cognitive decline.Results: Twenty-five of 33 (75.8%) participants in the qigong group and 26 of 33 (78.8%) participants in the control group completed the 1-year exercise programs. A bivariate test revealed strong correlation between MoCA and RBANS total scores after the intervention (r = 0.517, p < 0.01). Generalized estimating equations revealed a lower risk of progression of cognitive decline at 1 year in the qigong group than in the control group (odds ratio, 0.314; 95% confidence interval, 0.103–0.961; p = 0.04). Two-way repeated-measures ANOVA followed by post hoc t tests with Bonferroni corrections indicated that MoCA and RBANS scores were significantly higher in the qigong group than in the control group (MoCA and RBANS global cognition, memory, visuospatial/constructional ability, and language, all p < 0.01), with the exception of RBANS attention score (p > 0.05).Conclusions: One year of qigong practice was significantly superior to stretching exercise not only for the prevention of cognitive decline progression, but also for the improvement of several cognitive functions, among older Chinese adults at risk of cognitive decline.
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spelling doaj.art-584731c040b14906a3434988e739c5702022-12-22T00:21:59ZengFrontiers Media S.A.Frontiers in Psychology1664-10782020-10-011110.3389/fpsyg.2020.546834546834Effect of 1 Year of Qigong Exercise on Cognitive Function Among Older Chinese Adults at Risk of Cognitive Decline: A Cluster Randomized Controlled TrialJing Jin0Jing Jin1Yin Wu2Shaohua Li3Shaohua Li4Suhui Jin5Lin Wang6Jian Zhang7Chenglin Zhou8Yong Gao9Zhen Wang10School of Psychology, Shanghai University of Sport, Shanghai, ChinaDepartment of Kinesiology, Boise State University, Boise, ID, United StatesSchool of Psychology, Shanghai University of Sport, Shanghai, ChinaSchool of Martial Arts, Shanghai University of Sport, Shanghai, ChinaShanghai Caoyang Middle School, Shanghai, ChinaSchool of Psychology, Shanghai University of Sport, Shanghai, ChinaSchool of Kinesiology, Shanghai University of Sport, Shanghai, ChinaSchool of Psychology, Shanghai University of Sport, Shanghai, ChinaSchool of Psychology, Shanghai University of Sport, Shanghai, ChinaDepartment of Kinesiology, Boise State University, Boise, ID, United StatesSchool of Martial Arts, Shanghai University of Sport, Shanghai, ChinaBackground: The rapidly aging Chinese population is showing an increase in age-related illnesses, including mild cognitive impairment and Alzheimer disease. The best types of physical activity for the improvement of cognition remain unknown. This study aimed to compare the effectiveness of a tailored qigong exercise with that of stretching exercise in the maintenance of cognitive abilities in Chinese elders at risk of cognitive decline.Methods: Seventy-four community-dwelling adults aged ≥60 years were screened for eligibility. Using a randomized control group design, participants with scores ≥19 on the Chinese version of the Montreal Cognitive Assessment-Basic (MoCA) were allocated to a 1-year qigong intervention (n = 33) and a stretching control exercise group (n = 33). The primary outcome was the MoCA score, as a measure of global cognitive function, and secondary outcomes were globe cognition and five domain scores on the Chinese version of the Repeatable Battery for the Assessment of Neuropsychological Status (RBANS). The MoCA and RBANS were administered at baseline and 1 year after intervention to assess the effect of the exercises on cognitive decline.Results: Twenty-five of 33 (75.8%) participants in the qigong group and 26 of 33 (78.8%) participants in the control group completed the 1-year exercise programs. A bivariate test revealed strong correlation between MoCA and RBANS total scores after the intervention (r = 0.517, p < 0.01). Generalized estimating equations revealed a lower risk of progression of cognitive decline at 1 year in the qigong group than in the control group (odds ratio, 0.314; 95% confidence interval, 0.103–0.961; p = 0.04). Two-way repeated-measures ANOVA followed by post hoc t tests with Bonferroni corrections indicated that MoCA and RBANS scores were significantly higher in the qigong group than in the control group (MoCA and RBANS global cognition, memory, visuospatial/constructional ability, and language, all p < 0.01), with the exception of RBANS attention score (p > 0.05).Conclusions: One year of qigong practice was significantly superior to stretching exercise not only for the prevention of cognitive decline progression, but also for the improvement of several cognitive functions, among older Chinese adults at risk of cognitive decline.https://www.frontiersin.org/articles/10.3389/fpsyg.2020.546834/fullqigongexercisecognitive functioncognitive declineagingelderly
spellingShingle Jing Jin
Jing Jin
Yin Wu
Shaohua Li
Shaohua Li
Suhui Jin
Lin Wang
Jian Zhang
Chenglin Zhou
Yong Gao
Zhen Wang
Effect of 1 Year of Qigong Exercise on Cognitive Function Among Older Chinese Adults at Risk of Cognitive Decline: A Cluster Randomized Controlled Trial
Frontiers in Psychology
qigong
exercise
cognitive function
cognitive decline
aging
elderly
title Effect of 1 Year of Qigong Exercise on Cognitive Function Among Older Chinese Adults at Risk of Cognitive Decline: A Cluster Randomized Controlled Trial
title_full Effect of 1 Year of Qigong Exercise on Cognitive Function Among Older Chinese Adults at Risk of Cognitive Decline: A Cluster Randomized Controlled Trial
title_fullStr Effect of 1 Year of Qigong Exercise on Cognitive Function Among Older Chinese Adults at Risk of Cognitive Decline: A Cluster Randomized Controlled Trial
title_full_unstemmed Effect of 1 Year of Qigong Exercise on Cognitive Function Among Older Chinese Adults at Risk of Cognitive Decline: A Cluster Randomized Controlled Trial
title_short Effect of 1 Year of Qigong Exercise on Cognitive Function Among Older Chinese Adults at Risk of Cognitive Decline: A Cluster Randomized Controlled Trial
title_sort effect of 1 year of qigong exercise on cognitive function among older chinese adults at risk of cognitive decline a cluster randomized controlled trial
topic qigong
exercise
cognitive function
cognitive decline
aging
elderly
url https://www.frontiersin.org/articles/10.3389/fpsyg.2020.546834/full
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