Evidence map›Paper›PMID 29036824›Full record

ArticleJournal of Alzheimer's disease : JAD2017

Alzheimer's Disease Biomarkers and Future Decline in Cognitive Normal Older Adults.

Julien Dumurgier, Bernard J Hanseeuw, Frances B Hatling, Kelly A Judge, Aaron P Schultz, Jasmeer P Chhatwal, Deborah Blacker, Reisa A Sperling, Keith A Johnson, Bradley T Hyman and 1 more

Abstract read
In one paragraph

Article in Journal of Alzheimer's disease : JAD, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

40 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  19. Relationships among tau burden, atrophy, age, and naming in the aphasic variant of Alzheimer's disease.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2021
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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

11 authors.

Julien DumurgierDepartment of Neurology, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.
Bernard J HanseeuwDepartment of Neurology, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.
Frances B HatlingDepartment of Neurology, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.
Kelly A JudgeDepartment of Radiology, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.
Aaron P SchultzDepartment of Neurology, Center for Alzheimer Research and Treatment, Brigham and Women's Hospital, Boston, MA, USA.
Jasmeer P ChhatwalDepartment of Neurology, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.
Deborah BlackerDepartment of Psychiatry, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.
Reisa A SperlingDepartment of Neurology, Center for Alzheimer Research and Treatment, Brigham and Women's Hospital, Boston, MA, USA.
Keith A JohnsonDepartment of Radiology, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.
Bradley T HymanDepartment of Neurology, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.
Teresa Gómez-IslaDepartment of Neurology, Massachusetts Alzheimer Disease Research Center, Massachusetts General Hospital, Boston, MA, USA.

Funding

Vascular factors, physical activity, and inflammation as modulators of neurodegenerative and cognitive trajectories (Project 2)P01AG036694 · NIA · MASSACHUSETTS GENERAL HOSPITAL · PI Hyun-Sik Yang · 2010 to 2026
$50.2M
THE ROLE OF ADVANCED CAA IN ALZHEIMER'S DEMENTIAP50AG005134 · NIA · MASSACHUSETTS GENERAL HOSPITAL · PI HYMAN, BRADLEY T. · 1985 to 2018
$42.1M
Mentoring Imaging Research in Early ADK24AG035007 · NIA · BRIGHAM AND WOMEN'S HOSPITAL · PI SPERLING, REISA A. · 2010 to 2020
$1.4M
Age and genetic influence on fcMRI networks in autosomal dominant and sporadic ADK23AG049087 · NIA · MASSACHUSETTS GENERAL HOSPITAL · PI CHHATWAL, JASMEER P · 2015 to 2019
$931k
NIA NIH HHS K23 AG049087NIA NIH HHS K24 AG035007NIA NIH HHS P01 AG036694NIA NIH HHS P50 AG005134
6 · The paper itself

Abstract

backgroundIdentifying older adults at risk of cognitive decline represents a challenge as Alzheimer's disease (AD) modifying therapies move toward preclinical stages.

objectiveTo investigate the relationship between AD biomarkers and subsequent change in cognition in a cohort of cognitively intact older adults.

methods84 cognitively normal subjects (mean age 72.0 years, 59% women) were recruited through the Massachusetts Alzheimer's Disease Research Center and the Harvard Aging Brain Study and followed over 3 years. Measurements of amyloid-β 1-42 (Aβ42), total Tau (t-Tau), and Tau phosphorylated at threonine 181 (p-Tau181) in the cerebrospinal fluid (CSF) at study entry were available in all cases. Baseline brain MRI, FDG-PET, and PiB-PET data were available in the majority of participants. Relationship between baseline AD biomarkers and longitudinal change in cognition was assessed using Cox proportional hazard regression and linear mixed models.

results14% participants increased their global Clinical Dementia Rating (CDR) score from 0 to 0.5 during follow-up. A CDR score increase was associated with higher baseline CSF t-Tau and p-Tau181, higher global cortical PiB retention, and lower hippocampal volume. The combination of high CSF t-Tau and low Aβ42 or low hippocampal volume was more strongly related to cognitive outcome than each single biomarker. Higher CSF t-Tau was the only biomarker associated with subsequent decline in MMSE score.

conclusionsBaseline CSF t-Tau and p-Tau181, in vivo amyloid load, and hippocampal volume were all independently associated with future decline in cognition. The discriminatory ability of these biomarkers to predict risk of cognitive decline, however, was only modest.

Indexed as

AgedAlzheimer DiseaseAmyloid beta-PeptidesBiomarkersBrainCognitionFemaleFollow-Up StudiesHumansLinear ModelsLongitudinal StudiesMagnetic Resonance ImagingMaleOrgan SizePeptide FragmentsPhosphorylationAmyloid beta-Peptidesamyloid beta-protein (1-42)BiomarkersMAPT protein, humanPeptide Fragmentstau ProteinsBiomarkerscerebrospinal fluidcognitive declineepidemiologyneuroimaging

Identifiers

PMID29036824
PMCPMC5773095

What OpenQuestion holds

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Registered trials

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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.