臨床症状
Ryan D Frank1, Teresa J Christianson1, Winnie Z Fan1
1Mayo Clinic, Rochester, MN, USA.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
まとめ
この研究では、Mayo Test Drive (MTD)デジタル評価を使用して認知変化を追跡するための新しいモデルを開発しました。このモデルは、軽度認知障害 (MCI) または認知症 (DEM) の個人における認知低下を正確に予測します。
科学分野:
- 神経科学および認知科学
- デジタルヘルスおよび医療情報学
背景:
- 遠隔デジタル認知評価は、認知スクリーニングおよびモニタリングのためのスケーラブルなソリューションを提供します。
- Mayo Test Drive (MTD) は、記憶および処理速度テストで構成される検証済みのデジタル評価ツールです。
- デジタル評価における縦断的な認知変化の予測モデルの必要性が存在します。
主な方法:
- 2〜4回のMTD評価を受けた1355人のCU参加者に対して線形混合効果モデルを使用して、条件付き規範モデルを開発しました。
- 年齢、性別、教育、ベースラインスコアを予測因子として含めました。
- 1%を超えるr二乗増加のために追加の変数を評価しました。
- 独立したCUおよびMCI/DEMコホートでモデルを外部検証し、観察されたスコアと予測されたスコアを比較しました。
結論:
- MTD評価のための縦断的規範モデルを開発しました。
- これらのモデルは、異常な縦断的認知低下を示す個人を特定できます。
- これらの調査結果は、認知軌跡のモニタリングにMTDベースのモデルを使用することを支持します。
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