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臨床症状

Yi Jin Leow1, Pricilia Tanoto2, Nagaendran Kandiah3

  • 1nil, nil, nil, Nicaragua.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 26, 2025
PubMed
まとめ
この要約は機械生成です。

軽度行動障害(MBI)の症状は、MBIチェックリスト(MBI-C)で測定され、認知機能低下を予測します。MBI症状に対処することは、認知機能の早期介入の機会を提供します。

キーワード:
軽度行動障害認知機能低下MBIチェックリスト早期介入神経心理学的評価

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科学分野:

  • 神経学
  • 老年学
  • 精神医学

背景:

  • 微妙な行動変化は、早期の認知機能低下を示し、介入の機会を提供する可能性がある。
  • 軽度行動障害(MBI)は、認知機能低下およびアルツハイマー病(AD)の公認された前駆体である。
  • MBIチェックリスト(MBI-C)はMBIを効果的に検出するが、文化的な過少報告の可能性から、東南アジアの人口におけるその予測値の検討が必要である。

研究 の 目的:

  • 東南アジアのコホートにおける縦断的MBIチェックリスト(MBI-C)スコアが認知転帰を予測するかどうかを評価する。
  • MBI症状とそれに続く認知機能低下との関連を評価する。
  • 認知機能低下の強力な予測因子である特定のMBI症状領域を特定する。

主な方法:

  • シンガポール(BIOCIS)のバイオマーカーと認知研究から得られた571人の参加者を、1年間の間隔を置いて2回の訪問で評価した。
  • 参加者は認知状態(正常、主観的低下、MCI、認知症)によって分類された。
  • 自己報告のMBI-Cスコアを使用して行動症状を測定し、縦断的認知転帰を線形混合効果モデルを使用して分析した。

主要な成果:

  • 臨床MBI-Cスコアを有する参加者は、複数の領域にわたるベースラインの認知パフォーマンスが低かった。
  • 訪問1でのMBI-C合計スコアが高いほど、訪問2での認知診断が悪化することが有意に予測された。
  • 訪問×MBI-Cの相互作用は、MBI-Cスコアと時間の経過に伴う認知機能低下との関係が強まっていることを示しており、「異常な信念」が最も強い関連を示した。

結論:

  • 自己報告のMBI-Cスコアは、早期の認知機能低下の有意な予測因子であり、MBI症状が臨床マーカーとして検証されていることを示している。
  • MBIの認知への進行性の影響は、時間の経過とともに増加する関連性によって明らかである。
  • 「異常な信念」サブドメインは、認知機能低下の特に強力なマーカーであり、早期介入戦略におけるMBIの役割を強調している。