Prospective Study of Arterial Stiffness and Subsequent Cognitive Decline Among Community-Dwelling Older Japanese

Background: Brachial-ankle pulse wave velocity (baPWV) is inversely associated with cognitive function. However, it is not known whether baPWV predicts cognitive decline (CD) in later life. We examined whether or not baPWV is an independent risk marker of subsequent CD in a population of older Japan...

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Main Authors: Yu Taniguchi, Yoshinori Fujiwara, Yu Nofuji, Mariko Nishi, Hiroshi Murayama, Satoshi Seino, Rika Tajima, Yutaka Matsuyama, Shoji Shinkai
Format: Article
Language:English
Published: Japan Epidemiological Association 2015-09-01
Series:Journal of Epidemiology
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jea/25/9/25_JE20140250/_pdf
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author Yu Taniguchi
Yoshinori Fujiwara
Yu Nofuji
Mariko Nishi
Hiroshi Murayama
Satoshi Seino
Rika Tajima
Yutaka Matsuyama
Shoji Shinkai
author_facet Yu Taniguchi
Yoshinori Fujiwara
Yu Nofuji
Mariko Nishi
Hiroshi Murayama
Satoshi Seino
Rika Tajima
Yutaka Matsuyama
Shoji Shinkai
author_sort Yu Taniguchi
collection DOAJ
description Background: Brachial-ankle pulse wave velocity (baPWV) is inversely associated with cognitive function. However, it is not known whether baPWV predicts cognitive decline (CD) in later life. We examined whether or not baPWV is an independent risk marker of subsequent CD in a population of older Japanese. Methods: Among 982 adults aged 65 years or older who participated in a baseline survey, 526 cognitively intact adults (Mini-Mental State Examination [MMSE] score ≥24; mean [SD] age, 71.7 [5.6] years; women, 57.8%) were followed for a period of up to 5 years. Pulse wave velocity was determined using an automated waveform analyser. Cognition was assessed by the MMSE, and CD was defined as a decrease of two points or more on the MMSE. Results: During an average follow-up of 3.4 years, 85 participants (16.2%) developed CD. After controlling for important confounders, the odds ratios for CD in the highest and middle tertiles of baPWV, as compared with the lowest tertile, were 2.95 (95% confidence interval, 1.29–6.74) and 2.39 (95% confidence interval, 1.11–5.15), respectively. Conclusions: High baPWV was an independent predictor of CD in a general population of older adults and may be useful in the clinical evaluation of elders.
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spelling doaj.art-160942462568455a8e519304fdfceab12022-12-22T03:22:59ZengJapan Epidemiological AssociationJournal of Epidemiology0917-50401349-90922015-09-0125959259910.2188/jea.JE20140250Prospective Study of Arterial Stiffness and Subsequent Cognitive Decline Among Community-Dwelling Older JapaneseYu TaniguchiYoshinori FujiwaraYu NofujiMariko NishiHiroshi MurayamaSatoshi SeinoRika TajimaYutaka MatsuyamaShoji ShinkaiBackground: Brachial-ankle pulse wave velocity (baPWV) is inversely associated with cognitive function. However, it is not known whether baPWV predicts cognitive decline (CD) in later life. We examined whether or not baPWV is an independent risk marker of subsequent CD in a population of older Japanese. Methods: Among 982 adults aged 65 years or older who participated in a baseline survey, 526 cognitively intact adults (Mini-Mental State Examination [MMSE] score ≥24; mean [SD] age, 71.7 [5.6] years; women, 57.8%) were followed for a period of up to 5 years. Pulse wave velocity was determined using an automated waveform analyser. Cognition was assessed by the MMSE, and CD was defined as a decrease of two points or more on the MMSE. Results: During an average follow-up of 3.4 years, 85 participants (16.2%) developed CD. After controlling for important confounders, the odds ratios for CD in the highest and middle tertiles of baPWV, as compared with the lowest tertile, were 2.95 (95% confidence interval, 1.29–6.74) and 2.39 (95% confidence interval, 1.11–5.15), respectively. Conclusions: High baPWV was an independent predictor of CD in a general population of older adults and may be useful in the clinical evaluation of elders.https://www.jstage.jst.go.jp/article/jea/25/9/25_JE20140250/_pdfcognitive declinearterial stiffnessolder persons
spellingShingle Yu Taniguchi
Yoshinori Fujiwara
Yu Nofuji
Mariko Nishi
Hiroshi Murayama
Satoshi Seino
Rika Tajima
Yutaka Matsuyama
Shoji Shinkai
Prospective Study of Arterial Stiffness and Subsequent Cognitive Decline Among Community-Dwelling Older Japanese
Journal of Epidemiology
cognitive decline
arterial stiffness
older persons
title Prospective Study of Arterial Stiffness and Subsequent Cognitive Decline Among Community-Dwelling Older Japanese
title_full Prospective Study of Arterial Stiffness and Subsequent Cognitive Decline Among Community-Dwelling Older Japanese
title_fullStr Prospective Study of Arterial Stiffness and Subsequent Cognitive Decline Among Community-Dwelling Older Japanese
title_full_unstemmed Prospective Study of Arterial Stiffness and Subsequent Cognitive Decline Among Community-Dwelling Older Japanese
title_short Prospective Study of Arterial Stiffness and Subsequent Cognitive Decline Among Community-Dwelling Older Japanese
title_sort prospective study of arterial stiffness and subsequent cognitive decline among community dwelling older japanese
topic cognitive decline
arterial stiffness
older persons
url https://www.jstage.jst.go.jp/article/jea/25/9/25_JE20140250/_pdf
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