最初の皮膚経冠動脈介入の成功後に心疾患の予防のためのフルーバスタチン:ランダム化制御試験
Patrick W J C Serruys1, Pim de Feyter, Carlos Macaya
1Interventional Cardiology, Thoraxcenter, Bd 418, Academic Hospital, Dr Molewaterplein 40, 3015 GD Rotterdam, The Netherlands. serruys@card.azr.nl
JAMA
|June 22, 2002
まとめ
フルーバスタチンは,皮膚経冠動脈干渉 (PCI) を受けた患者の主要な心疾患不良事件 (MACE) を有意に減少させます. このスタチン治療は,心臓死,心臓発作,または再介入のリスクを低下させ,長期的な結果を改善します.
科学分野:
- 心臓病学 心臓病学
- 薬理学 薬理学とは
背景:
- 皮膚貫通冠動脈介入 (PCI) は短期的な症状緩和をもたらすが,長期的には重大な不良心事 (MACE) のリスクが持続する.
- PCI患者の60%だけが5年後にMACEフリーであり,10年後にMACEフリーになるのは3分の1に過ぎません.
研究 の 目的:
- PCI後の患者におけるMACEの減少におけるフルバスタチンの有効性を調査する.
- 成功したPCI後の長期的な心血管疾患のアウトカムに対するフルバスタチンの影響を評価する.
主な方法:
- ランダム化,ダブルブラインド,プラセボ対照試験で,欧州,カナダ,ブラジルの77のセンターで1677人の患者が参加しました.
- 患者はPCI後の3〜4年間,フルバスタチン80mg/日またはプラセボを投与され,MACEは心臓死,非致死性心筋梗塞,または再介入として定義されました.
主要な成果:
- フルヴスタチンの治療は,MACEフリー生存時間を有意に増加させた (P=.01).
- フルバスタチンを投与した患者は,MACEのリスクが22%減少した (RR 0.78,95%CI 0.64-0.95).
- 糖尿病患者および多血管性疾患の患者では,リスクの有意な減少が観察されました.
結論:
- フルーバスタチンは,PCIが初めて成功した後,平均コレステロール値を有する患者の主要な心疾患のリスクを低減するのに有効です.
- フルバスタチンの効果は,ベースラインのコレステロールレベルに関係なく一貫しており,特定の患者のサブグループで特に顕著でした.
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