高用量亜鉛サプリメント療法は重度のトラウマ患者における生存率を改善しない:単一センターの遡及的観察研究
Ryota Tsushima1, Takaaki Maruhashi1, Muneyoshi Kim1
1Department of Emergency and Critical Care Medicine, Kitasato University School of Medicine, 1-15-1 Kitasato, Minami-ku, Sagamihara 252-0375, Japan.
Nutrients
|February 13, 2026
まとめ
高用量亜鉛サプリメントは,機械呼吸器を必要とする重度のトラウマ患者の生存率を改善しませんでした. 高用量では,有意な臨床的利益または改善された結果を示さなかったため,標準的な亜鉛用量を推奨します.
科学分野:
- クリティカルケア・メディシン
- 栄養科学とは,栄養科学である.
- トラウマ・外科・外科
背景:
- 重度のトラウマ患者における低血糖症は,免疫機能不全と予後不良に関連しています.
- 重度のトラウマに対する最適な亜鉛サプリメント投与量は不明であり,特に高用量投与は不明である.
- 機械呼吸器による外傷患者の予後に対する高用量亜鉛の影響を調査することは極めて重要です.
研究 の 目的:
- 重度のトラウマ患者における高用量亜鉛サプリメントの臨床的有用性と予後効果を評価する.
- 標準的な推奨値を超える亜鉛の投与量が,機械呼吸器によるトラウマ患者の治療結果を改善するかどうかを判断する.
- 異なる亜鉛サプリメント投与量と30日生存率との関連性を分析する.
主な方法:
- 196人の重度のトラウマ患者 (傷害重度スコア > 15) を対象に,機械呼吸器を必要とした,遡及的観察研究.
- 患者は,低 (<15 mg),中 (15-50 mg),および高 (>50 mg) の毎日の亜鉛用量グループに分類されました.
- 30日生存率,90日生存率,ICU滞在,肺炎などのアウトカムを評価するために,混同要因に調整された多変数回帰分析.
主要な成果:
- 高用量亜鉛群は,栄養状態が悪化し,血清亜鉛濃度が低下した.
- 投与群間で重症度スコアやプライマリ/セカンダリーアウトカムにおける有意な差異は観察されなかった.
- 高用量亜鉛サプリメントは,調整された分析で30日生存率の改善と関連していなかった.
結論:
- 高用量亜鉛サプリメントは,機械呼吸器を必要とする重度のトラウマ患者の生存に利益をもたらさない.
- 現在の発見は,重度のトラウマの管理のための標準的な亜鉛用量を上回ることを支持していません.
- 集中治療施設での最適な亜鉛補給戦略を確立するために,さらなる研究が必要になる可能性があります.
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