メディケア・アドバンテージ・プランのスター評価と入学率との関連
Rachel O Reid1, Partha Deb, Benjamin L Howell
1Centers for Medicare & Medicaid Services, Center for Medicare & Medicaid Innovation, Rapid-Cycle Evaluation Group, Baltimore, MD 21244, USA.
JAMA
|January 17, 2013
まとめ
メディケア・アドバンテージのスター評価は,入学決定に大きく影響します. 高い評価は,新規受給者および受給者を変更する受給者の両方で入学の可能性を高めますが,その効果は人口統計学的なグループによって異なります.
科学分野:
- 医療サービス 研究 医療サービス
- 保健政策 保健政策 保健政策
- 消費者の行動について
背景:
- 米国メディケア・メディケイド・サービスセンター (CMS) は,メディケア・アドバンテージ (MA) プランの質を反映するために,スター評価を使用しています.
- これらの格付けは,受給者が情報に基づいた入学選択をするために役立つことを意図しています.
研究 の 目的:
- 公に報告されたMAプランの品質評価と受益者登録パターンとの関連性を評価する.
- MAのスターレーティングが,新規登録者およびプランの変更者双方の意思決定にどのように影響するかを理解するために.
主な方法:
- 横断的な研究では,2011年のMA入学データを分析した.
- 952,352人の初参加者と322,699人のプランスイッチングを含む.
- 条件付きロギット回帰は,受給者およびプランの特徴を制御して,星数評価と入学率の関係をモデル化しました.
主要な成果:
- MA評価の1つ星上昇は,新規受給者の入学確率が9.5パーセントポイント上昇した.
- 移籍した受給者の場合,1つ星の上昇は,入学の可能性が4.4パーセントポイント高いことと関連していました.
- 星数評価と入学率との関連は,黒人,農村,低所得者,若年層の受益者にとって弱かった.
結論:
- Medicare Advantageプランに対するCMSの5つ星評価システムは,受給者の入学決定に明らかな影響を与えている.
- 品質評価は,プランの選択において重要な要因として機能し,初期および後の入学選択の両方に影響を与えます.
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