C反応性タンパク質と親の病歴は,世界的な心血管疾患リスクの予測を改善する:男性のためのレイノルズリスクスコア
Paul M Ridker1, Nina P Paynter, Nader Rifai
1Donald W. Reynolds Center for Cardiovascular Research, Division of Preventive Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02215, USA. pridker@partners.org
Circulation
|November 11, 2008
まとめ
高感度C反応性タンパク質と家族歴を併用した男性のための新しい心血管リスク予測モデルは,リスク評価の正確性を大幅に改善します. 男性のためのこのレイノルズリスクスコアは,従来のリスク要因を超えた予測を強化します.
科学分野:
- 心臓病学 心臓病学
- 予防医学は,予防的な医療です.
- バイオ統計学 バイオ統計学
背景:
- 心血管疾患 (CVD) のリスク予測は,予防戦略にとって極めて重要です.
- 高感度C反応性タンパク質 (hs-CRP) と家族歴は,確立されたCVDの危険因子です.
- 女性のレイノルズリスクスコアのような既存のリスクモデルには,これらの要因が組み込まれているが,男性のための比較可能なモデルは欠けていた.
研究 の 目的:
- hs-CRPと親の心筋梗塞歴を含む男性のための心血管リスク予測モデルを開発し,検証する.
- この新しいモデルのパフォーマンスを,従来のリスクファクターモデルと比較する.
主な方法:
- 10,724人の元々健康なアメリカ人の非糖尿病の男性を対象に,前向きな分析を行った.
- 2つの予測モデルの開発:伝統的なモデルと男性のためのレイノルズリスクスコア (hs-CRPと親歴を含む).
- グローバルモデルフィット,差別 (C指数),校正,再分類の精度に関する評価.
主要な成果:
- 男性のレイノルズリスクスコアは,従来のモデルと比較して,優れたグローバルフィット性と差別性を示した.
- 男性の有意な割合を,より高い精度で異なるリスクカテゴリーに再分類した.
- 純再分類指数 (NRIと臨床NRI) は統計的に有意であり,リスクの階層化の改善を示した.
結論:
- 男性のレイノルズリスクスコア (hs-CRPと親の病歴を含む) は,男性における世界的な心血管リスク予測を大幅に改善します.
- このモデルは,より高いまたは低い心血管疾患のリスクを有する男性を特定するために,より高い精度を提供します.
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