終末期腎臓病を患っているアメリカン・インディアン/アラスカ先住民のホスピス利用を予測する
medRxiv : the preprint server for health sciences
|February 12, 2026
まとめ
予測モデルは,末期腎疾患のアメリカン・インディアン/アラスカ先住民のホスピスケアに影響を与える要因を特定し,緩和ケアへのアクセスを改善し,地理的な格差に対処する必要性を強調します.
科学分野:
- ネフロロジーは腎臓科
- 公衆衛生は公衆衛生である.
- 健康の格差について
背景:
- アメリカン・インディアン/アラスカ先住民の集団は,末期性腎臓病 (ESKD) の割合が不釣り合いに高くなっています.
- 腎臓移植と透析を含むESKDの治療オプションは,健康の社会的決定因子に左右され,農村部の人々は,移植へのアクセスが限られているため,しばしば透析を好みます.
- これらのグループの患者はホスピスケアを受ける可能性が低く,潜在的に生活の質の低下につながる可能性があります.
研究 の 目的:
- 腎臓移植受容者の間でホスピスの使用確率を推定する予測モデルを開発する.
- この集団におけるホスピスケア利用に影響を与える重要な要因を特定する.
主な方法:
- 2022年USRDS標準分析ファイルの遡及分析.
- 社会経済的および医療へのアクセス変数を含む,利用された地域貧困指数 (ADI) のデータ.
- ホスピスの使用を予測するために,回帰樹,ランダムフォレスト,ブースト,およびサポートベクトルマシンを含む機械学習技術を採用しました.
主要な成果:
- ランダムフォレストとブーストモデルでは,ホスピスの使用を予測する上で優れたパフォーマンスを示しました.
- 特定された主要な予測要因には,IHSの地域,年齢,地域貧困指数 (ADI) が含まれる.
- 結果は,共変数とホスピス利用の非線形関係を示唆し,従来のロジスティック回帰よりも機械学習モデルによってよりうまく捉えられる可能性がある.
結論:
- ADIのような対策を組み込んだ予測モデルは,医療へのアクセスにおける地理的な格差を明らかにすることができます.
- 介入は,ホスピスと緩和ケアへのアクセスを改善するために,サービス不足のコミュニティをターゲットにすべきです.
- 医療制度は,すべてのESKD患者の緩和ケアへの平等なアクセスを優先しなければなりません.
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