Mid to late‐life scores of depression in the cognitively healthy are associated with cognitive status and Alzheimer's disease pathology at deathCitation formats

  • External authors:
  • Yvonne S Davidson
  • James Minshull
  • Michael A Horan
  • Neil Pendleton
  • David Ma Mann

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Mid to late‐life scores of depression in the cognitively healthy are associated with cognitive status and Alzheimer's disease pathology at death. / Robinson, Andrew C; Roncaroli, Federico; Davidson, Yvonne S; Minshull, James; Heal, Calvin; Montaldi, Daniela; Payton, Antony; Horan, Michael A; Pendleton, Neil; Mann, David Ma.

In: International journal of geriatric psychiatry, 11.11.2020.

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@article{0ca127aafe6b4da9ac2518e479e3a88f,
title = "Mid to late‐life scores of depression in the cognitively healthy are associated with cognitive status and Alzheimer's disease pathology at death",
abstract = "Objectives: Early diagnosis of Alzheimer's disease (AD) is essential for early interventions. Symptoms of depression could represent a prodromal stage of AD. Very early mood alterations may help stratify those at highest risk of late-life AD. We aim to investigate associations between baseline/longitudinal scores for depression, presence of cognitive impairment and/or AD pathology at death.Methods/Design: Between 1991 and 2015, participants from The University of Manchester Longitudinal Study of Cognition in Normal Healthy Old Age underwent 10 waves of assessment using the Geriatric Depression Scale (GDS). AD pathology at death was evaluated in 106 eligible cases. Analyses aimed to examine associations between GDS scores, cognitive status and AD pathology (as measured by Braak stage, Thal phase and CERAD).Results: Baseline GDS scores were significantly higher for those cognitively impaired at death than those cognitively normal. Significantly higher baseline GDS scores were found for those with greater CERAD scores than those with lower CERAD scores. Similarly, significantly higher baseline GDS scores were found for those with a greater Braak stage than those with lower tau burden. These correlations remained after controlling for age at death, education and APOE ε4, but were less robust. Mean longitudinal GDS scores associated with cognition but not pathology.Conclusions: GDS scores collected approximately 20 years before death were associated with cognitive status and AD pathology at death. We postulate that early AD-related pathological change produces raised GDS scores due to an overlapping neural basis with depression, and that this may be considered as an early diagnostic marker for AD. This article is protected by copyright. All rights reserved.",
author = "Robinson, {Andrew C} and Federico Roncaroli and Davidson, {Yvonne S} and James Minshull and Calvin Heal and Daniela Montaldi and Antony Payton and Horan, {Michael A} and Neil Pendleton and Mann, {David Ma}",
year = "2020",
month = nov,
day = "11",
doi = "10.1002/gps.5470",
language = "English",
journal = "International journal of geriatric psychiatry",
issn = "0885-6230",
publisher = "John Wiley & Sons Ltd",

}

RIS

TY - JOUR

T1 - Mid to late‐life scores of depression in the cognitively healthy are associated with cognitive status and Alzheimer's disease pathology at death

AU - Robinson, Andrew C

AU - Roncaroli, Federico

AU - Davidson, Yvonne S

AU - Minshull, James

AU - Heal, Calvin

AU - Montaldi, Daniela

AU - Payton, Antony

AU - Horan, Michael A

AU - Pendleton, Neil

AU - Mann, David Ma

PY - 2020/11/11

Y1 - 2020/11/11

N2 - Objectives: Early diagnosis of Alzheimer's disease (AD) is essential for early interventions. Symptoms of depression could represent a prodromal stage of AD. Very early mood alterations may help stratify those at highest risk of late-life AD. We aim to investigate associations between baseline/longitudinal scores for depression, presence of cognitive impairment and/or AD pathology at death.Methods/Design: Between 1991 and 2015, participants from The University of Manchester Longitudinal Study of Cognition in Normal Healthy Old Age underwent 10 waves of assessment using the Geriatric Depression Scale (GDS). AD pathology at death was evaluated in 106 eligible cases. Analyses aimed to examine associations between GDS scores, cognitive status and AD pathology (as measured by Braak stage, Thal phase and CERAD).Results: Baseline GDS scores were significantly higher for those cognitively impaired at death than those cognitively normal. Significantly higher baseline GDS scores were found for those with greater CERAD scores than those with lower CERAD scores. Similarly, significantly higher baseline GDS scores were found for those with a greater Braak stage than those with lower tau burden. These correlations remained after controlling for age at death, education and APOE ε4, but were less robust. Mean longitudinal GDS scores associated with cognition but not pathology.Conclusions: GDS scores collected approximately 20 years before death were associated with cognitive status and AD pathology at death. We postulate that early AD-related pathological change produces raised GDS scores due to an overlapping neural basis with depression, and that this may be considered as an early diagnostic marker for AD. This article is protected by copyright. All rights reserved.

AB - Objectives: Early diagnosis of Alzheimer's disease (AD) is essential for early interventions. Symptoms of depression could represent a prodromal stage of AD. Very early mood alterations may help stratify those at highest risk of late-life AD. We aim to investigate associations between baseline/longitudinal scores for depression, presence of cognitive impairment and/or AD pathology at death.Methods/Design: Between 1991 and 2015, participants from The University of Manchester Longitudinal Study of Cognition in Normal Healthy Old Age underwent 10 waves of assessment using the Geriatric Depression Scale (GDS). AD pathology at death was evaluated in 106 eligible cases. Analyses aimed to examine associations between GDS scores, cognitive status and AD pathology (as measured by Braak stage, Thal phase and CERAD).Results: Baseline GDS scores were significantly higher for those cognitively impaired at death than those cognitively normal. Significantly higher baseline GDS scores were found for those with greater CERAD scores than those with lower CERAD scores. Similarly, significantly higher baseline GDS scores were found for those with a greater Braak stage than those with lower tau burden. These correlations remained after controlling for age at death, education and APOE ε4, but were less robust. Mean longitudinal GDS scores associated with cognition but not pathology.Conclusions: GDS scores collected approximately 20 years before death were associated with cognitive status and AD pathology at death. We postulate that early AD-related pathological change produces raised GDS scores due to an overlapping neural basis with depression, and that this may be considered as an early diagnostic marker for AD. This article is protected by copyright. All rights reserved.

U2 - 10.1002/gps.5470

DO - 10.1002/gps.5470

M3 - Article

JO - International journal of geriatric psychiatry

JF - International journal of geriatric psychiatry

SN - 0885-6230

ER -