多発性心血管疾患の入院に対する短期的なオゾン曝露の影響:体系的レビューとメタ解析
Yu You1,2,3,4, Juan Chen1,2,3,4, Kai Wang1,2,3,4
1Department of Occupational and Environmental Health School of Public Health, Xi'an Jiaotong University Health Science Center Xi'an Shaanxi China.
Journal of the American Heart Association
|August 29, 2025
まとめ
周囲のオゾン (O3) 汚染に短期間曝露すると,心筋梗塞 (MI) と脳卒中による入院リスクが増加します. このメタ解析は,オゾン
科学分野:
- 環境 健康
- 心血管伝染病学
- 大気汚染に関する研究
背景:
- 短期的な環境オゾン (O3) 曝露と心血管疾患 (CVD) の入院との関連は十分に理解されていません.
- 以前の研究では,心筋梗塞 (MI) と脳卒中を含む特定のCVDサブタイプのリスクが明確に定義されていません.
研究 の 目的:
- 短期的なオゾン曝露と様々な心血管疾患の入院との関連を評価する.
- 具体的には,全原因のCVD,心律動乱れ,心房細動,心不全,心不全,心筋梗塞,脳卒中のリスクを評価する.
主な方法:
- 6500万人以上の参加者を対象とした111件の疫学研究のメタ分析を行った.
- 2023年12月21日までの関連記事を4つの主要なデータベース (PubMed,Web of Science,Scopus,Embase) で検索しました.
- ランダム効果モデルを用いて,相対リスクの合計を推定し,サブグループとメタ回帰分析を行い,効果変化因子を特定した.
主要な成果:
- 短期的なオゾン曝露の10μg/ m3の増加は,心筋梗塞で入院するリスクが0. 84%増加した (RR,1. 0084;95%CI,1. 0019~1. 0151).
- 同様に,オゾン曝露が10μg/m3増加すると,脳卒中の入院リスクが0. 23%増加した (RR,1. 0023;95%CI,1. 0012~1. 0034).
- 研究領域と国の経済状態は,CVDサブタイプに対するオゾンの影響に影響を与える潜在的な効果変容因子として特定されました.
結論:
- この包括的なメタ解析は,短期的な環境オゾン汚染と 心筋梗塞や脳卒中による入院の増加との関連を強く示している.
- オゾンが心血管の健康に及ぼす重大な公衆衛生の影響を強調し,標的の介入と政策の検討が必要である.
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