学習と注意散漫:医学教育における認知負荷干渉の証拠
Andrea Storck1, Clemens Grahl Römer2, Steffen Ansorge3
1Department of Urology, University Clinics Münster, Münster, Germany.
Medical education
|December 19, 2025
まとめ
指導キューは認知負荷を軽減することにより学習を改善します。しかし、注意散漫な環境では、キューは効果がなくなり、学習の利点を妨げます。注意散漫はワーキングメモリを過負荷にし、指導的支援を無効にします。
科学分野:
- 認知心理学
- 教育技術
- 医学教育
背景:
- 注意散漫は認知負荷を増加させる可能性があり、キューはそれを減少させる可能性があります。
- 注意散漫な学習環境における指導キューの有効性は不明です。
- 注意散漫が学習に及ぼす悪影響を指導が緩和できるかどうかを調査すること。
研究 の 目的:
- 指導キューと注意散漫の組み合わせが学習と認知負荷に及ぼす影響を調査すること。
- 指導キューが注意散漫による学習障害を緩和できるかどうかを判断すること。
主な方法:
- 117人の医学生を対象とした2x2要因実験。
- 腹部超音波検査に関する標準化された指導ビデオ。
- 精神的計算による注意散漫、視線移動モデリングによるキューイング。
主要な成果:
- キューイングのみで認知負荷が軽減され、学習が改善しました。
- 注意散漫のみで学習が低下しました。
- キューイングと注意散漫の組み合わせにより、キューイングの利点がなくなり、代償効果は観察されませんでした。
結論:
- 注意散漫は指導キューの効果を妨げ、負荷干渉メカニズムを示唆しています。
- ワーキングメモリの過負荷により、学習者は役立つ指示から利益を得ることができません。
- 注意散漫の多い環境(AI、通知、EHRアラート)における医学教育への影響。
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