非レウマ性心房細動のエコーカルディオグラフィの予測要因. フレミングハム心臓研究 (The Framingham Heart Study) が実施されている
S M Vaziri1, M G Larson, E J Benjamin
1Framingham Heart Study, Mass 01701.
Circulation
|February 1, 1994
まとめ
左心房の膨張や左心房壁の厚さの増加のようなエコーカルディオグラフィの予測要因は,非リウマ性心房細動 (AF) を発症するリスクが高い高齢者を特定することができます. これらの発見は,従来の危険因子を超えた貴重な予後的な洞察を提供します.
科学分野:
- 心臓病学 心臓病学
- エコーカルディオグラフィー エコーカルディオグラフィー
- ゲリアトリクス ゲリアトリクス
背景:
- 非リウマ性心房細動 (AF) は,しばしば構造性心疾患と関連しています.
- AFのエコーカルディオグラフィック前駆者は以前報告されていません.
- この研究では,高齢者集団におけるエコーカルディオグラフィの予測要因を調査した.
研究 の 目的:
- 高齢者のコホートにおける非レウマ性心房細動のエコーカルディオグラフィック予測要因を将来的に特定する.
- AFリスクに対するエコーカルディオグラフィの発見の予後値を評価する.
主な方法:
- 1924年のフレミングハム心臓研究 (Framingham Heart Study) 参加者 (59~90歳) のMモードエコーカルディオグラフィーデータを活用した.
- 採用されたコックス比例リスクモデリングは,エコーカルディオグラフィの特徴とAFリスクの間の関連性を分析する.
- 年齢,性別,高血圧,心臓病などの伝統的な危険因子に調整されています.
主要な成果:
- 7.2年間の追跡期間中,154人の被験者がAFを発症した.
- 独立したエコー・カーディオグラフィの予測要因は,左心房の大きさ,左心房の断片縮小,セプトと後部壁の厚さの組み合わせを特定した.
- AFのリスクは,特に組み合わせた場合,より高いリスクのエコーカルディオグラフィー測定で徐々に増加しました.
結論:
- 左心房の拡大,左心房壁の厚さの増加,左心房の断片縮小の減少は,高齢者の非レウマ性AFリスクを予測します.
- これらのエコーカーディオグラフィックマーカーは,確立された臨床リスク要因を超えて予後情報を提供します.
- エコーカルディオグラフィは,AFのリスクが高い個人を特定するのに役立ちます.
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