The impact of residential status on cognitive decline among older adults in China: Results from a longitudinal study

Abstract Background Residential status has been linked to numerous determinants of health and well-being. However, the influence of residential status on cognitive decline remains unclear. The purpose of this research was to assess the changes of cognitive function among older adults with different...

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Main Authors: Hanzhang Xu, Matthew E. Dupre, Danan Gu, Bei Wu
Format: Article
Language:English
Published: BMC 2017-05-01
Series:BMC Geriatrics
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12877-017-0501-9
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author Hanzhang Xu
Matthew E. Dupre
Danan Gu
Bei Wu
author_facet Hanzhang Xu
Matthew E. Dupre
Danan Gu
Bei Wu
author_sort Hanzhang Xu
collection DOAJ
description Abstract Background Residential status has been linked to numerous determinants of health and well-being. However, the influence of residential status on cognitive decline remains unclear. The purpose of this research was to assess the changes of cognitive function among older adults with different residential status (urban residents, rural-to-urban residents, rural residents, and urban-to-rural residents), over a 12-year period. Methods We used five waves of data (2002, 2005, 2008/2009, 2011/2012, and 2014) from the Chinese Longitudinal Healthy Longevity Survey with 17,333 older adults age 65 and over who were interviewed up to five times. Cognitive function was measured by the Mini Mental State Examination (MMSE). Multilevel models were used regarding the effects of residential status after adjusting for demographic characteristics, socioeconomic factors, family support, health behaviors, and health status. Results After controlling for covariates, significant differences in cognitive function were found across the four groups: rural-to-urban and rural residents had a higher level of cognition than urban residents at baseline. On average, cognitive function decreased over the course of the study period. Rural-to-urban and rural residents demonstrated a faster decline in cognitive function than urban residents. Conclusions This study suggests that residential status has an impact on the rate of changes in cognition among older adults in China. Results from this study provide directions for future research that addresses health disparities, particularly in countries that are undergoing significant socioeconomic transitions.
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spelling doaj.art-901188032fe44edc965cbd2bae59c78b2022-12-21T19:02:16ZengBMCBMC Geriatrics1471-23182017-05-0117111110.1186/s12877-017-0501-9The impact of residential status on cognitive decline among older adults in China: Results from a longitudinal studyHanzhang Xu0Matthew E. Dupre1Danan Gu2Bei Wu3Duke University School of NursingDepartment of Community and Family Medicine, Duke University Medical CenterUnited Nations Population DivisionNew York University Rory Meyers College of NursingAbstract Background Residential status has been linked to numerous determinants of health and well-being. However, the influence of residential status on cognitive decline remains unclear. The purpose of this research was to assess the changes of cognitive function among older adults with different residential status (urban residents, rural-to-urban residents, rural residents, and urban-to-rural residents), over a 12-year period. Methods We used five waves of data (2002, 2005, 2008/2009, 2011/2012, and 2014) from the Chinese Longitudinal Healthy Longevity Survey with 17,333 older adults age 65 and over who were interviewed up to five times. Cognitive function was measured by the Mini Mental State Examination (MMSE). Multilevel models were used regarding the effects of residential status after adjusting for demographic characteristics, socioeconomic factors, family support, health behaviors, and health status. Results After controlling for covariates, significant differences in cognitive function were found across the four groups: rural-to-urban and rural residents had a higher level of cognition than urban residents at baseline. On average, cognitive function decreased over the course of the study period. Rural-to-urban and rural residents demonstrated a faster decline in cognitive function than urban residents. Conclusions This study suggests that residential status has an impact on the rate of changes in cognition among older adults in China. Results from this study provide directions for future research that addresses health disparities, particularly in countries that are undergoing significant socioeconomic transitions.http://link.springer.com/article/10.1186/s12877-017-0501-9ChinaCognitive declineOlder adultsResidential status
spellingShingle Hanzhang Xu
Matthew E. Dupre
Danan Gu
Bei Wu
The impact of residential status on cognitive decline among older adults in China: Results from a longitudinal study
BMC Geriatrics
China
Cognitive decline
Older adults
Residential status
title The impact of residential status on cognitive decline among older adults in China: Results from a longitudinal study
title_full The impact of residential status on cognitive decline among older adults in China: Results from a longitudinal study
title_fullStr The impact of residential status on cognitive decline among older adults in China: Results from a longitudinal study
title_full_unstemmed The impact of residential status on cognitive decline among older adults in China: Results from a longitudinal study
title_short The impact of residential status on cognitive decline among older adults in China: Results from a longitudinal study
title_sort impact of residential status on cognitive decline among older adults in china results from a longitudinal study
topic China
Cognitive decline
Older adults
Residential status
url http://link.springer.com/article/10.1186/s12877-017-0501-9
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