アメリカ人の成人の間での食物繊維摂取と胆石との関連:横断的な研究

Huimin Li¹, Ting Du², Changfeng Miao¹

¹Department of Biliary and Pancreatic Endoscopic Surgery, Gansu Provincial Hospital, Donggang West Road, Lanzhou, 730000, Gansu, China.

Journal of health, population, and nutrition

|September 2, 2025

まとめ

食物繊維 (DF) の摂取量を増やすことで,胆石のリスクが軽減される. 米国の成人は,推奨値を下回る,不十分なDFを摂取しており,胆石の予防に関する公衆衛生上の懸念を強調しています.

科学分野:

栄養学
胃腸内科
流行病学

背景:

胆石の流行は重要な健康問題であり,食物繊維の役割に関する研究は限られている.
実際の食物繊維の摂取量を理解することは,胆石形成への影響を評価するために不可欠です.

研究の目的:

米国成人集団における食物繊維摂取量と胆石の発生率の関連性を調べる.
推奨摂取量に対する現在の食物繊維消費パターンを評価する.

主な方法:

8,782人の米国の成人を対象に実施された国家健康栄養調査データ (2017-2023) を利用した.
多変量ロジスティック回帰,トレンドテスト,および曲線フィッティングを使用して,胆石の歴史と食物繊維摂取量を分析した.
食物繊維と胆石の関係性を調べるために伝統的な混同因子に調整しました

主要な成果:

Gallstoneの罹患率は研究集団で10. 03%であった.
平均的な食物繊維の摂取量は男性で18g,女性で15gで,推奨値を下回った.
食物繊維摂取量の10g/日増加ごとに,胆石のリスクが21%減少した (OR=0. 79).

結論:

アメリカ人の成人における食物繊維の摂取と胆石の発生の間で,有意な負の線形関係がある.
米国における現在の食物繊維の消費量は不十分であり,胆石のリスクを軽減するために摂取量を増加させる必要があることを示唆しています.

キーワード:

横断的な研究食物繊維の摂取量胆石 NHANES について

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