乳幼児の日常ルーチンが知覚運動探索の機会を形成する
John M Franchak1, Juelle Ford1, Caitlin M Fausey2
1Department of Psychology, University of California, Riverside, California, USA.
Developmental science
|January 12, 2026
まとめ
乳幼児は覚醒時間のほとんどを遊びに費やし、年長の乳幼児はより多く遊び、食事をする。日常のルーチンと活動は、乳幼児の発達と学習機会に大きく影響する。
科学分野:
- 発達心理学; 小児発達学; 行動科学
背景:
- 乳幼児の日常ルーチンは発達に不可欠であるが、時間の配分方法の理解は限られている。;以前の研究は、記憶バイアスを導入する可能性のある、遡及的データに依存していた。
研究 の 目的:
- 新規評価方法を用いて乳幼児のマクロレベルの活動頻度を定量化する。;乳幼児の時間配分における年齢関連の違いを調べる。;日常活動と乳幼児の運動行動との関係を探る。
主な方法:
- 生態学的瞬間評価(EMA)サンプリング方法を採用した。;テキストメッセージ調査を通じてリアルタイムの介護者報告を収集した。;米国全土の乳幼児(4〜7ヶ月および10〜13ヶ月)を対象とした。
主要な成果:
- 遊びは、生後1年以内の乳幼児の覚醒時間の50%を占める。;食事/飲用および用事も重要な日常活動である。;年長の乳幼児(10〜13ヶ月)は、年少の乳幼児(4〜7ヶ月)よりも多くの遊びや食事/飲用を行い、昼寝や慰めは少ない。
結論:
- 乳幼児の日常ルーチンは動的であり、年齢とともに変化する。;マクロレベルの活動は、乳幼児の瞬間的な行動と知覚運動学習の機会に影響を与える。;日常活動の構成は、乳幼児の発達軌道を形成する。
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