高齢者における過度の日中の眠気と脱水との独立した関連性
Evrim Ataca1, Mert Can Ataca1, Cihan Heybeli2
1Department of Internal Medicine, Dokuz Eylul University Faculty of Medicine, Izmir, Türkiye.
BMC geriatrics
|January 31, 2026
まとめ
高齢者の過度の日中の眠気(EDS)は、明らかな脱水と関連しています。睡眠状態を監視することで、タイムリーな水分補給介入のリスクのある個人を特定するのに役立ちます。
科学分野:
- 老年医学
- 睡眠医学
- 臨床栄養学
背景:
- 過度の日中の眠気(EDS)は高齢者に蔓延しています。
- EDSは経口摂取を減少させ、脱水のリスクと健康転帰の悪化を高める可能性があります。
研究 の 目的:
- 高齢者集団におけるEDSと血漿浸透圧(Posm)の上昇との関連を調査すること。
- EDSが高齢者の脱水の独立した予測因子であるかどうかを判断すること。
主な方法:
- 65歳以上の成人1,335人を対象とした横断研究。
- エプワース眠気尺度(≥11)を使用してEDSに基づいて参加者を分類しました。
- Posmを推定し、交絡因子を調整した後、ロジスティック回帰を使用してEDSとの関連を分析しました。
主要な成果:
- EDSは参加者の24%に存在し、23%は明らかな脱水(Posm >300 mmol/L)を示しました。
- EDSは明らかな脱水(Posm >300 mmol/L; OR 1.51, p=0.027)と独立して関連していました。
- EDSは一般的な脱水(Posm >295 mmol/L)とは関連していませんでした。
結論:
- 過度の日中の眠気は、高齢者の明らかな脱水の独立した予測因子です。
- 定期的なEDS評価は、脱水のリスクのある個人を特定できます。
- 早期特定により、高齢者集団の健康転帰を改善するためのタイムリーな水分補給介入が可能になります。
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