コレステロールの危険因子スクリーニングに関する国家ガイドラインの影響. フレーミングハムの子孫研究
P W Wilson1, J C Christiansen, K M Anderson
1Framingham Heart Study, MA 01701.
JAMA
|July 7, 1989
まとめ
新しいコレステロールのガイドラインによると,50%が望ましいレベルである. ダイエットはコレステロール管理の鍵であり,特に40~60歳の成人の場合,薬剤の必要性を減らす可能性があります.
科学分野:
- 心血管の健康についてです.
- 予防的な心臓病学
- 脂質代謝についてです.
背景:
- 国立コレステロール教育プログラム (NCEP) は最近,コレステロール管理に関するガイドラインを更新しました.
- 大規模なコホートに対してこれらのガイドラインの適用性を評価することは,公衆衛生にとって極めて重要です.
- 異なる集団における脂質プロファイルと冠動脈リスクを理解することで,予防戦略を策定できます.
研究 の 目的:
- NCEPのガイドラインに基づいて,30~69歳の成人の理想的,境界線,および高コレステロールの罹患率を評価する.
- 低密度脂質タンパク質コレステロール (LDL-C) とその後の脂質低下薬の使用に対する食事介入の潜在的な影響を予測する.
- フレミングハム・オフスプリング研究における異なる年齢および性別グループにおけるNCEPベースの冠動脈リスクアルゴリズムの特異性を評価する.
主な方法:
- フレイミングハムの子孫研究 (1983-1987) から792人の男性と853人の女性 (30-69歳) の脂質プロフィールの分析.
- コレステロールレベル (望ましい,境界線,上昇) を分類するために,NCEPが推奨するアルゴリズムの適用.
- 予測される薬物投与量に対する食事の影響 (5%,10%,20%のLDL-C減少) のモデリングと冠動脈リスクアルゴリズムの特異性の評価.
主要な成果:
- 参加者の50%が望ましいコレステロールレベルを有し,12%の男性と30%の女性が境界線レベルを有し,35%の男性と19%の女性が上昇したレベルを有しました.
- LDL-Cを5%,10%または20%減らすダイエット介入は,脂質薬の必要性をそれぞれ10%,5%,または2%に減らすことができます.
- NCEPの冠動脈リスクアルゴリズムは,40歳未満の女性,60歳以上の男女において特異性が低下したことを示した.
結論:
- 現在のコレステロール指針を満たすための主な戦略は,食事の変更である可能性が高い.
- 40歳から60歳までの個人は,これらのガイドラインに従うことで最も大きな利益を得ることができます.
- リスク評価アルゴリズムの精錬は,特定の人口集団,特に若い女性や高齢者に対して必要になる可能性があります.
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