Evidence map›Paper›PMID 32314201›Full record

ArticleBrain imaging and behavior2021

APOE ε4 and cognitive reserve effects on the functional network in the Alzheimer's disease spectrum.

Ting Li, Bin Wang, Yuan Gao, Xin Wang, Ting Yan, Jie Xiang, Yan Niu, Tiantian Liu, Duanduan Chen, Boyan Fang and 4 more

Abstract read
PubMed Publisher
In one paragraph

Article in Brain imaging and behavior, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed, 1 pooled it
1.4field-weighted citation impact, top 21% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

10 citing papers in PubMed, 1 synthesis or guideline pooled it, 16 citations in OpenAlex.

  1. Beneficial Effect of Societal Factors on APOE-ε2 and ε4 Carriers' Brain Health: A Systematic Review.The journals of gerontology. Series A, Biological sciences and medical sciences · 2024
    Pooled it
  2. Cognitive resilience/reserve: Myth or reality? A review of definitions and measurement methods.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2024
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

14 authors at 4 institutions in 1 country.

Ting LiSchool of Life Science, Beijing Institute of Technology, Beijing, China.
Bin WangCollege of Information and Computer, Taiyuan University of Technology, Taiyuan, Shanxi, China.
Yuan GaoCollege of Information and Computer, Taiyuan University of Technology, Taiyuan, Shanxi, China.
Xin WangCollege of Information and Computer, Taiyuan University of Technology, Taiyuan, Shanxi, China.
Ting YanTranslational Medicine Research Center, Shanxi Medical University, Taiyuan, Shanxi, China.
Jie XiangCollege of Information and Computer, Taiyuan University of Technology, Taiyuan, Shanxi, China.
Yan NiuCollege of Information and Computer, Taiyuan University of Technology, Taiyuan, Shanxi, China.
Tiantian LiuSchool of Life Science, Beijing Institute of Technology, Beijing, China.
Duanduan ChenSchool of Life Science, Beijing Institute of Technology, Beijing, China.
Boyan FangDepartment of Neurology, Beijing Rehabilitation Hospital, Capital Medical University, Beijing, China.
Yunyan XieDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.
Shintaro FunahashiAdvanced research institute of multidisciplinary science, Beijing Institute of Technology, Beijing, China.
Tianyi YanSchool of Life Science, Beijing Institute of Technology, Beijing, China. yantianyi@bit.edu.cn.
Alzheimer’s Disease Neuroimaging Initiative
Beijing Institute of Technology · CNTaiyuan University of Technology · CNCapital Medical University · CNShanxi Medical University · CN

Funding

Beijing Municipal Science & Technology Commission Z181100003118007Beijing Municipal Science & Technology Commission Z191100010618004Beijing Nova Program Z171100001117057China Postdoctoral Science Foundation 2016M601287Key Technologies Research and Development Program 2018AAA0102601National Key Technologies Research and Development Program (CN) 2018YFC0115400National Natural Science Foundation of China 61503272National Natural Science Foundation of China 61633018National Natural Science Foundation of China 61727807National Natural Science Foundation of China 81471752National Natural Science Foundation of China 81601454National Natural Science Foundation of China 81671776National Natural Science Foundation of China 81771824
6 · The paper itself

Abstract

The apolipoprotein E (APOE) ε4 allele is a genetic risk factor for Alzheimer's disease, whereas educational attainments have protective effects against cognitive decline in aging and patients with Alzheimer's disease. We examined the possible effects of years of education and APOE genotype on the topological properties of the functional network in normal aging, mild cognitive impairment and Alzheimer's disease. The years of education showed a significant, negative association with the local efficiency, clustering coefficient and small-worldness of functional networks in APOE ε4 noncarriers but not in ε4 carriers. These associations were mainly observed in normal aging and were reduced in mild cognitive impairment and Alzheimer's disease. Moreover, regions of the inferior frontal gyrus, temporal pole, and cuneus also showed correlations between education and nodal degree. Our findings demonstrated that the protective effects of education persist in APOE ε4 noncarriers but diminish in ε4 carriers. In addition, the protective effects of education were attenuated or reduced in the progression of Alzheimer's disease.

Indexed as

Alzheimer DiseaseCognitive DysfunctionCognitive ReserveApolipoprotein E4GenotypeHumansMagnetic Resonance ImagingApolipoprotein E4Alzheimer’s diseaseEducationfMRIFunctional connectivityGraph theory

Identifiers

PMID32314201
OpenAlexW3016317703

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.