スタチン薬と,心不全で入院した高齢患者の死亡率
JoAnne Micale Foody1, Rahman Shah, Deron Galusha
1Department of Internal Medicine, Yale University School of Medicine, New Haven, CT 06520-8025, USA. joanne.foody@yale.edu
Circulation
|February 24, 2006
まとめ
心不全 (HF) で入院した高齢患者のスタチンの使用は,生存率の改善と関連していました. これは,スタチンが現在のHF治療に価値ある追加となる可能性を示唆し,さらなる調査を正当化しています.
科学分野:
- 心臓病学 心臓病学
- ゲリアトリクス ゲリアトリクス
- 薬理学 薬理学とは
背景:
- 小規模な研究では,スタチンは心不全 (HF) 患者の死亡率を改善する可能性があることが示唆されています.
- これらの発見がより広範なHF集団に一般化できるかどうかは不明である.
- この研究では,高齢のHF患者の全国的なサンプルでスタチンの使用と生存を評価しました.
研究 の 目的:
- スタチンの使用と生存率の関連性を評価する.
- HFで入院した高齢者の全国的なサンプルでスタチンの役割を評価する.
主な方法:
- HFで入院した61,939人のメディケア受給者 (≥65歳) の全国的なサンプルの分析.
- スタチンの禁忌のない54,960人の患者に制限された分析.
- 人口,臨床,治療,病院の特徴に合わせて調整したコックス比例リスクモデルを使用した.
主要な成果:
- 退院時にスタチンを受けたのは,適格な患者の16.7%に過ぎず,高齢の患者はスタチンを受けない可能性が低かった.
- 退院後のスタチンの治療は,1年および3年後の死亡率の有意な改善 (HR 0.80および0.82) と関連していました.
- コレステロール値や冠動脈疾患の状態に関係なく,利益が観察されました.
結論:
- スタチンの治療は,高齢のHF患者におけるよりよい長期的な死亡率と関連しています.
- HFの補助療法としてのスタチンの潜在的な役割を示唆しています.
- HFのアウトカムを改善するスタチンの役割を確認するために,ランダム化試験が必要です.
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