冠動脈血管新生手術の体積と結果の関係 病院と心臓科医のための
1State University of New York at Albany, 12144-3456, USA.
JAMA
|March 19, 1997
まとめ
パーキュタヌス・トランスルミナル冠動脈血管形成術 (PTCA) の病院および心臓科医の容量が高くなることは,患者のより良い結果と関連しています. 処置容量の増加は,入院死亡率と冠動脈バイパス移植手術率の低下と関連しています.
科学分野:
- 心血管医学は,心臓血管医学である.
- 医療サービス 研究 医療サービス
- 介入性心臓病学 介入性心臓病学
背景:
- 医療提供者の数は,医療の質を決定する重要な要因です.
- 病院および心臓科医の処置容量の患者の結果への影響を評価することは,品質の改善に不可欠です.
研究 の 目的:
- 皮膚経光冠動脈血管新生手術 (PTCA) の年間病院および心臓科医の容量の間の関連性を評価する.
- PTCAの容量と入院死亡率,および同期冠動脈バイパス移植 (CABG) 手術率との関係を決定する.
主な方法:
- ニューヨーク州保健省の冠動脈血管新生報告システム (1991-1994) のデータを活用したコホート研究.
- ニューヨーク州内の31の病院でPTCAを受けた62,670人の患者が含まれています.
- 主要アウトカムとして,入院死亡率と同居CABG手術率を分析した.
主要な成果:
- 総合的な入院死亡率は0.90%で,同じ滞在中のCABG率は3.43%でした.
- 低病院PTCA容量 (<600) は,著しく高い死亡率 (0.96%) とCABG率 (3.92%) と関連していました.
- 低心臓病のPTCA容量 (<75) も,著しく高い死亡率 (1.03%) とCABG率 (3.93%) を示した.
結論:
- 病院と心臓科医の両方のPTCA容積は,病院での死亡率と同じ滞在のCABG手術率と有意に逆関係しています.
- PTCAのためのより高い手順用ボリュームは,患者の安全性と結果の改善と関連しています.
- 発見は,介入性心臓病学の体積と結果の関係の大切さを支持しています.
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