The Relationship Between Functional fitness and Cognitive Function Decline in Older Adults : 10 years longitudinal study

2016 ◽  
Vol 23 (5) ◽  
pp. 591
Author(s):  
Sungchul Lee ◽  
Yukiko Nishita ◽  
Chikako Tange ◽  
Rei Otsuka ◽  
Fujiko Ando ◽  
...  
Keyword(s):  
Older Adults ◽  
Longitudinal Study ◽  
Cognitive Function ◽  
Functional Fitness ◽  
The Relationship

scholarly journals Social isolation, rather than loneliness, is associated with cognitive decline in older adults: the China Health and Retirement Longitudinal Study

2021 ◽  
pp. 1-8
Author(s):  
Bin Yu ◽  
Andrew Steptoe ◽  
Yongjie Chen ◽  
Xiaohua Jia
Keyword(s):  
Older Adults ◽  
Longitudinal Study ◽  
Cognitive Function ◽  
Episodic Memory ◽  
Cognitive Decline ◽  
Social Isolation ◽  
Mental Status ◽  
Chinese Older Adults ◽  
Confounding Variables

Abstract Background Social isolation and loneliness have each been associated with cognitive decline, but most previous research is limited to Western populations. This study examined the relationships of social isolation and loneliness on cognitive function among Chinese older adults. Methods This study used two waves of data (2011 and 2015) from the China Health and Retirement Longitudinal Study and analyses were restricted to those respondents aged 50 and older. Social isolation, loneliness, and cognitive function were measured at baseline. Follow-up measures on cognitive function were obtained for 7761 participants (mean age = 60.97, s.d. = 7.31; male, 50.8%). Lagged dependent variable models adjusted for confounding factors were used to evaluate the association between baseline isolation, loneliness, and cognitive function at follow-up. Results Loneliness was significantly associated with the cognitive decline at follow-up (episodic memory: β = −0.03, p < 0.01; mental status: β = −0.03, p < 0.01) in the partially adjusted models. These associations became insignificant after additional confounding variables (chronic diseases, health behaviors, disabilities, and depressive symptoms) were taken into account (all p > 0.05). By contrast, social isolation was significantly associated with decreases in all cognitive function measures at follow-up (episodic memory: β = −0.05, p < 0.001; mental status: β = −0.03, p < 0.01) even after controlling for loneliness and all confounding variables. Conclusions Social isolation is associated with cognitive decline in Chinese older adults, and the relationships are independent of loneliness. These findings expand our knowledge about the links between social relationships and the cognitive function in non-Western populations.

scholarly journals Subjective wellbeing as a determinant of glycated hemoglobin in older adults: longitudinal findings from the English Longitudinal Study of Ageing

2019 ◽  
Vol 50 (11) ◽  
pp. 1820-1828 ◽  
Author(s):  
Lydia Poole ◽  
Ruth A. Hackett ◽  
Laura Panagi ◽  
Andrew Steptoe
Keyword(s):  
Older Adults ◽  
Longitudinal Study ◽  
Subjective Wellbeing ◽  
Glycated Hemoglobin ◽  
Linear Regression Models ◽  
Clinical Factors ◽  
Subclinical Disease ◽  
The Relationship ◽  
English Longitudinal Study

AbstractBackgroundPrevious research has shown an association between subjective wellbeing and incident diabetes. Less is known about the role of wellbeing for subclinical disease trajectories as captured via glycated hemoglobin (HbA1c). We aimed to explore the association between subjective wellbeing and future HbA1c levels, and the role of sociodemographic, behavioral and clinical factors in this association.MethodsWe used data from the English Longitudinal Study of Ageing for this study (N = 2161). Subjective wellbeing (CASP-19) was measured at wave 2 and HbA1c was measured 8 years later at wave 6. Participants were free from diabetes at baseline. We conducted a series of analyses to examine the extent to which the association was accounted for by a range of sociodemographic, behavioral and clinical factors in linear regression models.ResultsModels showed that subjective wellbeing (CASP-19 total score) was inversely associated with HbA1c 8 years later after controlling for depressive symptoms, age, sex, and baseline HbA1c (B = −0.035, 95% CI −0.060 to –0.011, p = 0.005). Inclusion of sociodemographic variables and behavioral factors in models accounted for a large proportion (17.0% and 24.5%, respectively) of the relationship between wellbeing and later HbA1c; clinical risk factors explained a smaller proportion of the relationship (3.4%).ConclusionsPoorer subjective wellbeing is associated with greater HbA1c over 8 years of follow-up and this relationship can in part be explained by sociodemographic, behavioral and clinical factors among older adults.

scholarly journals Sex differences in the relationship between dietary pattern adherence and cognitive function among older adults: findings from the NuAge study

2020 ◽  
Vol 19 (1) ◽  
Author(s):  
Danielle D’Amico ◽  
Matthew D. Parrott ◽  
Carol E. Greenwood ◽  
Guylaine Ferland ◽  
Pierrette Gaudreau ◽  
...  
Keyword(s):  
Older Adults ◽  
Sex Differences ◽  
Cognitive Function ◽  
Dietary Pattern ◽  
The Relationship

scholarly journals Engagement in Lifestyle Activities is Associated with Increased Alzheimer’s Disease-Associated Cortical Thickness and Cognitive Performance in Older Adults

2020 ◽  
Vol 9 (5) ◽  
pp. 1424 ◽  
Author(s):  
Seongryu Bae ◽  
Sangyoon Lee ◽  
Kenji Harada ◽  
Keitaro Makino ◽  
Ippei Chiba ◽  
...  
Keyword(s):  
Alzheimer’S Disease ◽  
Older Adults ◽  
Cognitive Function ◽  
Direct Effect ◽  
Cortical Thickness ◽  
Social Activities ◽  
Direct Path ◽  
Cognitive Activities ◽  
Lifestyle Activities ◽  
The Relationship

The aim of this study was to examine the association between lifestyle activities, including physical, cognitive, and social activities, and Alzheimer’s disease (AD) signature cortical thickness, as well as to examine the mediating role of AD signature cortical thickness in lifestyle activities and cognitive function in community-dwelling healthy older adults. Participants were 1026 older adults who met the study inclusion criteria. The physical, cognitive, and social activities of daily life were assessed using a self-reporting questionnaire. AD signature cortical thickness was determined using FreeSurfer software. Cognitive function was evaluated using the National Center for Geriatrics and Gerontology-Functional Assessment Tool. Path analysis (based on structural equation modeling (SEM)) of cognitive activities indicated that the direct path from cognitive activities to cognitive function was significant (p < 0.001), as was the direct path from AD signature cortical thickness to cognitive function (p < 0.001). Physical (p < 0.05) or social activities (p < 0.05) had a direct effect on cognitive function. However, AD signature cortical thickness did not mediate the relationship between physical or social activities and cognitive function. Our findings suggest that higher levels of cognitive activities later in life have a significant and positive direct effect on cognitive function. Additionally, AD signature cortical thickness significantly mediates the relationship between cognitive activities and cognitive function.

scholarly journals 191AN INVESTIGATION OF THE RELATIONSHIP BETWEEN SLEEP DURATION AND COGNITIVE FUNCTION IN OLDER ADULTS

2016 ◽  
Vol 45 (suppl 2) ◽  
pp. ii13.75-ii56
Author(s):  
Siobhan Scarlett ◽  
Matthew O'Connell ◽  
Hugh Nolan ◽  
Helen O'Brien ◽  
Rose Anne Kenny
Keyword(s):  
Older Adults ◽  
Cognitive Function ◽  
Sleep Duration ◽  
The Relationship

scholarly journals THE RELATIONSHIP BETWEEN THE EXPERIENCE OF SIGNIFICANT HISTORICAL EVENTS AND COGNITIVE FUNCTION AMONG OLDER ADULTS

2019 ◽  
Vol 3 (Supplement_1) ◽  
pp. S936-S937
Author(s):  
Stephanie M Bergren ◽  
Gabriella Dong
Keyword(s):  
Older Adults ◽  
Working Memory ◽  
Cognitive Function ◽  
Episodic Memory ◽  
Processing Speed ◽  
Historical Event ◽  
Historical Events ◽  
Chinese Older Adults ◽  
Global Cognition ◽  
The Relationship

Abstract Research has found relationships between experiencing stressful events and lower cognitive function in late life. However, there is little research about the cumulative experiences of significant historical events and cognitive function. Historical events may be unique compared to other life events due to their potential distal relationship to the individual. This study aims to examine the relationship between experiencing significant historical events and cognitive function among Chinese older adults. Data were drawn from the PINE Study, a cohort study of 3,126 US Chinese older adults collected from 2017-2019. Participants were asked if they experienced the Japanese invasion, famine, Great Leap Forward, Vietnam War, Cultural Revolution, and the Tian’anmen Square Protests. A composite score of 0-6 was calculated to count the number experienced. Cognitive function was measured through global cognition, episodic memory, working memory, processing speed, and Chinese MMSE. Linear and quantile regression were performed. Among the participants, 1908 (61.04%) were female with mean age of 75.33 (SD=8.22) years. The average number of historical events experienced was 2.36 (SD=1.44). After adjusting for covariates, every one additional historical event experience was associated with better global cognition (b=0.26, SE=0.009, p&lt;.01), episodic memory (b = 0.045, SE=0.012, p&lt;.001), and processing speed (b=0.383, SE=0.135, p&lt;.01). Number of historical events was not significantly associated with working memory or C-MMSE. The positive relationship between historical events and some cognitive domains suggests a potential resilience effect after experiencing historical events. Future research should examine whether participants found events stressful and whether there are differential relationships to cognitive function.

scholarly journals COGNITIVE AGING IN OLDER MINORITY POPULATIONS: LONGITUDINAL EVIDENCE FROM U.S. CHINESE OLDER ADULTS

2019 ◽  
Vol 3 (Supplement_1) ◽  
pp. S814-S814
Author(s):  
XinQi Dong ◽  
Melissa Simon
Keyword(s):  
Older Adults ◽  
Cognitive Function ◽  
Longitudinal Data ◽  
Cognitive Aging ◽  
Well Being ◽  
Population Based ◽  
Minority Populations ◽  
Physical Factors ◽  
Chinese Older Adults ◽  
The Relationship

Abstract The increasing diversity in the aging population warrants systematic investigations regarding ethnic differences related to cognitive aging and ethnicity-unique risk factors. However, due to the great paucity of population-based longitudinal data on cognitive aging in racial/ethnic minority populations, our knowledge in this area remain limited. The purpose of this symposium is, therefore, to examine various psychological, socio-cultural, and physical factors associated with cognitive aging among U.S. Chinese older adults, representing one of the biggest and fastest growing older minority populations nationally. Using longitudinal data from a population-based prospective cohort study, namely The Population Study of ChINese Elderly in Chicago (PINE) with a sample size of 3,157, this symposium presents findings from five research projects. Session 1 investigates the relationship between psychological well-being and change of cognitive function over four years. Session 2 and 3 examine the relationships between two socio-cultural factors and cognitive function. Specifically, session 2 investigates the associations between immigration-related factors and the incidence of cognitive impairment. Session 3 explores the relationship between cognitive function and Tai-Chi practice. Session 4 and 5 examine the relationships between two physical health indicators and cognitive aging. Specifically, session 4 examines the relationship between physical function and change of cognitive function over two years. Session 5 explores the association between body mass index and cognitive function decline over two years. Taken together, this symposium aims to further our knowledge of cognitive aging among ethnically/culturally diverse populations. The research findings will identify unique factors related to cognitive aging in older minority populations.

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