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カリフォルニア州におけるマネージドケアにおける病院利用率の減少とコストインフレ
1School of Public Health, University of California, Berkeley 94720, USA.
JAMA
|October 2, 1996
まとめ
健康維持機関 (HMO) は,病院の支出とサービス量を大幅に削減しました. この管理されたケアシフトは,急性病院のサービスを減少させ,容量と利用に影響を与えました.
科学分野:
- 医療サービス 研究 医療サービス
- ヘルスケア・マネジメント・ヘルスケア・マネジメント
- 健康経済学 医療経済学
背景:
- ヘルスメンテナンス・オーガニゼーション (HMO) が例として挙げられるマネージドケア (Managed Care) の興起は,ヘルスケア提供に対するその影響の検討を促した.
- 病院運営に対するHMOの影響を理解することは,医療制度の効率化と資源配置の評価に不可欠です.
研究 の 目的:
- 病院の容量,利用パターン,財政支出に対するHMOの浸透の影響を定量化する.
- 管理ケアの増加に対応した病院サービスの変化とリソースの配分を分析する.
主な方法:
- カリフォルニアの私立病院のデータ (1983-1993) に関する多変数回帰分析を用いた.
- HMO市場浸透率を評価するために,従業員の患者解約抽象データ.
- 病院の閉鎖,ベッド容量,入院率,入院期間,外科手術,患者訪問,支出など,測定されたアウトカム.
主要な成果:
- HMOの浸透率が高い市場では,低浸透率の市場と比較して,病院支出の成長が44%遅かった.
- サービスの量/ミックス (28%),ベッド容量 (6%) およびサービスの強度 (10%) の減少は,支出の成長の鈍化に寄与した.
- HMOは,外科手術の増加,亜急性入院治療への移行,精神病院入院の減少につながった.
結論:
- HMOによって推進される管理ケア戦略は,急性ケア病院の役割を根本的に変化させています.
- この発見は,従来の急性疾患の病院中心のケアモデルから体系的な移行が進んでいることを示している.
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