エピソード記憶における自己および友人参照効果は,高齢者において維持される
Gratiela Chirtop1, Chloe M Bates1,2, Andrew K Martin1,2
1School of Psychology, The University of Kent, Canterbury, UK.
まとめ
自己紹介や友人紹介は 若い人にも 年配の人にも 記憶力を高めます これらの記憶の利点は,特に自己参照情報については,老化とともに強固であり,潜在的記憶改善戦略を示唆しています.
科学分野:
- 認知心理学
- 老化に関する神経科学
- 人間 の 記憶
背景:
- 自己参照処理は,他のエンコーディング戦略と比較してメモリリコールを大幅に強化します.
- 友人を参照することは 遠くの人を参照することよりも 記憶を助長しますが 自らを参照することとの比較は 明確ではありません
- 年齢に伴う記憶の衰えは,高齢者の自己および友人への参照の記憶の利点の保存について疑問を投げかけます.
研究 の 目的:
- 若い人と年配の人の記憶能力に対する自己対友人参照の比較効果を調査する.
- 自己紹介効果と友人紹介効果が高齢化で維持されるかどうかを調べる.
- 異なる年齢層で自己および友人によってコードされた情報のメタコグニティブモニタリングの精度を評価する.
主な方法:
- 参加者 (若者や高齢者) は,自己,親しい友人,または有名人に対してコード化された形容詞を含むサプライズ認識メモリータスクを実行しました.
- 評価されたアイテムメモリとソースメモリの精度.
- 信頼度指数を用いたメタコグニティブモニタリングの評価,メタコグニティブ感度 (メタd) と効率 (メタd/d) の計算.
主要な成果:
- 2つの年齢層は自己参照効果を示し,友人やセレブが参照したアイテムよりも自己参照アイテムの記憶が優れていた.
- 有名人が紹介したアイテムよりも 友人が紹介したアイテムの方が優れていることがわかりました
- メタコグニティブの感度と効率は,年齢層間で比較可能であり,高齢者は,より低いソースメモリ精度にもかかわらず,自己および友人参照バイアスを示しました.
結論:
- 自己紹介や友人紹介が 記憶に与える影響は 高齢者に強く残っています
- これらの発見は,自己および友人の参照が高齢者の記憶回復を強化するための貴重な戦略であることを示唆しています.
- 生涯にわたって記憶に残る 永続的な力を強調しています
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