脈のない電気活動と心房細動に関連した要因: オレゴン州突然の予期せぬ死に関する研究
Carmen Teodorescu1, Kyndaron Reinier, Celia Dervan
1The Heart Institute, Cedars-Sinai Medical Center, Los Angeles, CA 90048, USA.
Circulation
|November 10, 2010
まとめ
無脈動電気活動 (PEA) はますます一般的になり,心房細動 (VF) よりも低い生存率を持っています. 失眠歴と黒人人種は,PEAの重要な相関関係であり,VFとは異なる.
科学分野:
- 心臓病学 心臓病学
- 緊急医療 緊急医療
- 公衆衛生は公衆衛生である.
背景:
- 急性心停止 (SCA) の流行率は,心室細動 (VF) の減少と無脈動電気活動 (PEA) の上昇とともに変化しています.
- 無脈動電気活動 (PEA) は,心房細動 (VF) に比べて生存率が著しく低いと関連しています.
- PEAの相関関係を理解することは,その増加する流行とより悪い結果を考えると極めて重要です.
研究 の 目的:
- 病院外での突然心停止における無脈動電気活動 (PEA) の相関を調査する.
- PEA症例の特徴を,心房細動 (VF) とアシストーレを呈する症例と比較する.
- ファーストレスポンダーのデータと臨床履歴を用いて,PEAに関連する要因を特定する.
主な方法:
- 再蘇生中の病院外急性心停止 (SCA) 症例の将来的な特定 (2002~2007年).
- PEA,VF,およびアシストールの比較は,統計的分析 (キ二乗テスト,ANOVA,ロジスティック回帰) を用いて,不律を呈している.
- 関連分析のために,ファーストレスポンダーのデータと生涯の臨床履歴を組み込む.
主要な成果:
- 無脈動電気活動 (PEA) の症例は,高齢で,女性である可能性が高く,心房細動 (VF) の症例 (25%) と比べて生存率が著しく低い (6%) であった.
- 失眠歴 (OR 2.6) と黒人人種 (OR 2.6) は,独立してPEAと関連していました.
- 肺疾患と女性の性別はPEAに関連した重要な要因であり,PEAとVFのグループ間で心臓の臨床歴の違いは見つかりませんでした.
結論:
- 無パルス電気活動 (PEA) 症例は,VF症例と比較して,黒人人種との関連性およびシンコペのより高い流行を含む,明確な相関性を示す.
- 発見は,PEAの独特のリスク要因を強調し,VFのリスク要因とは異なる.
- シンコペとPEAの将来の症状の間の潜在的なメカニズム的な関連性を調べるために,さらなる研究が必要である.
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