高齢者における生活空間による外出頻度とインシデント障害との関連

Takehiko Doi¹, Sho Nakakubo¹, Fumio Sakimoto¹

¹Department of Preventive Gerontology Center for Gerontology and Social Science, Research Institute, National Center for Geriatrics and Gerontology, Obu, Aichi, Japan.

The Journal of frailty & aging

|September 4, 2025

まとめ

特に家から1km以上外に出ると障害が発生するリスクが低くなります広い生活空間での頻繁なアウトドア活動は健康的な老化を促します

科学分野:

ゲロントロジー
公衆衛生
流行病学

背景:

高齢者の健康と幸福のためには,屋外での活動が不可欠です.
屋外での曝露と障害の関係を理解することは予防戦略にとって極めて重要です

研究の目的:

異なる生活空間での外出の頻度と高齢者の障害発生率との関連を調査する.

主な方法:

高齢者19,822人 (平均年齢73. 5歳) を対象とした前向きな研究です.
屋外での使用頻度は,最大1km,最大1km,最大10kmの3つのカテゴリーで評価されました.
長期介護保険システムを通じてインシデント障害が追跡され,コックス比例リスクモデルを用いて平均233ヶ月間追跡された.

主要な成果:

1038人の参加者 (5. 2%) がインシデント障害を発症した.
1km以内のアウトドア活動は障害と関連していません.
1~10キロメートルと10キロメートル以上の生活空間での屋外活動頻度の増加は,障害のリスクの減少と関連していました.

結論:

家庭から遠く離れた場所で屋外活動をする頻度は高齢者における障害の発生率の低下と大きく関連しています
広範囲にわたる生活空間での活動を促進することは高齢者の機能的自立を維持するための重要な戦略かもしれません

キーワード:

活動身体活動社会活動

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