臨床症状
Nancy X Chen1, Rachel Peterson2, M Maria Glymour3
1University of California, Davis, Davis, CA, USA.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
まとめ
経済的、社会的、文化的資本を含む健康の社会的決定要因は、ライフコース全体を通じて主観的認知機能低下(SCD)に大きく影響する。SCDを軽減し、認知機能低下を防ぐためには、社会経済的不平等を是正することが不可欠である。
科学分野:
- 老年医学
- 公衆衛生
- 認知科学
背景:
- 健康の社会的決定要因(SDOH)は、出生から加齢までの健康に影響を与える状況である。
- 先行研究では、SDOHが認知症のリスク要因である主観的認知機能低下(SCD)に影響を与える可能性が示唆されている。
研究 の 目的:
- ライフコースの社会経済的地位(SES)とSCDの関連を調査すること。
- ライフコース全体にわたる経済的、文化的、社会的資本が認知機能低下にどのように関連するかを調査すること。
主な方法:
- 事前の認知症診断を受けていない長期医療プラン加入者の多民族コホート2つを利用した。
- 幼少期および現在の評価に基づき、経済的、文化的、社会的領域を測定するライフコースSES変数を構築した。
- Everyday Cognition(ECog)スケールを使用してSCDを評価し、多変量線形回帰モデルを使用して関連を分析した。
主要な成果:
- 幼少期および晩年の経済的資本、社会的資本、晩年の文化的資本の低さが、より高いSCD評価と関連していた。
- 統合モデルでは、これらのSES要因は、より低い認知機能(ECogスコア)と有意な関連を保っていた。
結論:
- 生涯にわたる経済的、社会的、文化的資本は、SCDを決定する上で極めて重要である。
- 本研究の結果は、SCDおよび認知機能低下リスクを軽減するために、資源へのアクセスにおける社会経済的格差に対処する必要性を強調している。
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