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Studying Food Reward and Motivation in Humans
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大学生の食選択の理解:食のアイデンティティ、意思決定の動機、および文脈的影響
Ali Aboueldahab1, Maria Elide Vanutelli1, Marco D'Addario1
1Department of Psychology, University of Milano-Bicocca, 20126 Milan, Italy.
Nutrients
|January 28, 2026
まとめ
大学の食堂では、学外の環境と比較して、学生は果物や植物由来の食品の摂取量が少ない。機関環境での健康的な食習慣を改善するには、合わせた介入が必要である。
科学分野:
- 栄養科学
- 行動科学
- 公衆衛生
背景:
- 青年期の食習慣は、長期的な健康に影響を与える。
- 大学の食品環境は、学生の食品選択に大きく影響を与える。
- 学生の関与、消費パターン、および食品選択の動機を、機関の設定内で統合した研究は限られている。
研究 の 目的:
- 大学生の食品消費における文脈的違いを調査すること。
- 異なる食品カテゴリーおよび環境における主要な食品選択の動機を特定すること。
- 食のスタイル、年齢、性別が食品消費パターンに及ぼす役割を調査すること。
主な方法:
- 1519人の大学生を対象とした横断的調査。
- 社会人口統計学的情報、食のスタイル、食堂への関与、食品消費頻度、および選択の動機を分析。
- 記述統計、ボルダカウント、ペア比較、重回帰分析を含む統計分析。
主要な成果:
- 食品の消費量は、すべての食品カテゴリーにおいて、学外の環境と比較して大学の食堂で一貫して低かった(p < 0.001)。
- 果物および植物由来食品の消費において、最大の文脈的ギャップが観察された。
- 味は食品選択の主な要因であり、健康的な食品については健康への動機、デザートについては満足感が要因であった。
結論:
- 機関の食事環境は、食の好みに対して特有の課題をもたらす。
- 一般的な健康増進戦略は、大学生には不十分である。
- 介入は、より健康的な食事を促進するために、サービスへの関与、選択アーキテクチャ、および学生の食のアイデンティティに焦点を当てるべきである。
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