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Blood cholesterol in late-life and cognitive decline: a longitudinal study of the Chinese elderly

Overview of attention for article published in Molecular Neurodegeneration, March 2017
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Title
Blood cholesterol in late-life and cognitive decline: a longitudinal study of the Chinese elderly
Published in
Molecular Neurodegeneration, March 2017
DOI 10.1186/s13024-017-0167-y
Pubmed ID
Authors

Chaoran Ma, Zhaoxue Yin, Pengfei Zhu, Jiesi Luo, Xiaoming Shi, Xiang Gao

Abstract

Previous studies regarding the lipid-cognition relation in older adults are limited and have generated mixed results. We thus examined whether higher blood cholesterol concentrations were associated with faster cognitive decline in a community-based longitudinal study of Chinese elderly. The study included 1,159 Chinese adults aged over 60 years (women: 48.7%, mean age: 79.4 years), who were free of dementia, Parkinson disease and stroke at the baseline. Blood concentrations of total cholesterol (TC), high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C), and triglycerides (TG), were assessed at the baseline. Global cognitive functions were assessed using the Chinese Mini-Mental State Examination (MMSE) at in 2009, 2012 and 2014. Association between blood cholesterol and repeated cognitive function was analyzed with linear mixed models, adjusting for sociodemographic information, behavior and lifestyle, depression symptoms, physical examination, hypertension, and laboratory indexes. Higher baseline TC and LDL-C concentrations were significantly associated with greater cognitive decline. Adjusted mean difference in cognitive decline rate, comparing two extreme quartiles, was 0.28 points (MMSE score) per year (95% confident interval (CI): -0.54,-0.02; P-trend = 0.005) for TC and 0.42 points per year (95% CI: -0.69, -0.16; P-trend = 0.006) for LDL-C. In a subgroup analysis, the associations between all lipids and cognitive decline appeared to be more pronounced among individuals aged 100 years or older (n = 90), relative to others. Higher blood concentrations of TC and LDL-C in late-life were associated with faster global cognitive decline.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 164 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 164 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 24 15%
Student > Master 17 10%
Student > Bachelor 17 10%
Researcher 13 8%
Student > Postgraduate 10 6%
Other 25 15%
Unknown 58 35%
Readers by discipline Count As %
Medicine and Dentistry 25 15%
Psychology 15 9%
Nursing and Health Professions 10 6%
Neuroscience 10 6%
Biochemistry, Genetics and Molecular Biology 6 4%
Other 31 19%
Unknown 67 41%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 08 March 2017.
All research outputs
#18,536,772
of 22,958,253 outputs
Outputs from Molecular Neurodegeneration
#790
of 852 outputs
Outputs of similar age
#235,117
of 307,995 outputs
Outputs of similar age from Molecular Neurodegeneration
#18
of 20 outputs
Altmetric has tracked 22,958,253 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
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