冠動脈疾患におけるHDLコレステロールおよびその他の脂質. 協力型リポプロテインフェノタイプ化研究
Circulation
|May 1, 1977
まとめ
高密度脂質タンパク質 (HDL) の低コレステロールレベルは,冠動脈疾患 (CHD) の流行と関連しています. この逆相関は,他の脂質レベルを考慮した後でも有意であり続け,HDLコレステロールを強調した.
科学分野:
- 心血管伝染病学 心血管伝染病学
- 脂質代謝についてです.
- 公衆衛生は公衆衛生である.
背景:
- 冠動脈性心疾患 (CHD) は,世界中で死亡の主な原因であり続けています.
- 断食中の脂質レベルは,心血管疾患のリスク要因として確立されています.
- CHDにおける異なるリポプロテイン分子の特定の役割を理解することは,予防戦略にとって極めて重要です.
研究 の 目的:
- 断食中の脂質レベルと冠動脈性心疾患 (CHD) の流行の関連性を調査する.
- 異なる祖先と地理的位置を持つ多様な集団におけるこれらの関連を検証する.
主な方法:
- 40歳以上の男女6859人を対象に,症例対照研究が行われました.
- 参加者は,アルバニー,フレーミングハム,エヴァンス郡,ホノルル,サンフランシスコの5つの異なる地域から抽出された.
- 高密度リポプロテイン (HDL) コレステロール,低密度リポプロテイン (LDL) コレステロール,トリグリセリドを含む断食中の脂質レベルが評価され,症例 (CHD) と対照群 (CHDなし) の間で比較されました.
主要な成果:
- 高密度脂質タンパク質 (HDL) コレステロールの平均レベルは,すべての主要な研究グループにおいて,心臓病のない人と比較して,心臓病の個体において一貫して低かった.
- HDLコレステロールとCHDの流行の間のこの逆関連は統計的に有意であったが,平均差は小さい (3-4 mg/dl).
- HDLコレステロールとCHDの逆関係は,低密度リポプロテイン (LDL) コレステロールとトリグリセリドのレベルを調整した後でも持続し,LDLコレステロール,総コレステロール,トリグリセリドとCHDの間の直接関係は,研究グループ間で一貫して観察されませんでした.
結論:
- 高密度リポタンパク質 (HDL) コレステロールの低レベルは,冠動脈疾患 (CHD) の有病率の増加と有意に関連しています.
- この逆相関は,LDLコレステロールやトリグリセリドのような他の主要な脂質リスク要因とは独立して,堅実な発見です.
- HDLコレステロールとCHDの一貫した逆相関は,多様な集団において,心臓血管疾患に対する潜在的な保護因子としての重要性を強調しています.
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