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JMPで複数のROC曲線の比較やAUCの信頼区間の表示は行えますか?

JMP Pro 10以上では、ロジスティック回帰において、確率の計算式を保存して[モデルの比較]プラットフォームを用いることにより可能です。

実行例
下記のデータに対し、「(1)Y: 「Popid」、X:「alb」のROC曲線」、「(2)Y:「Popid」、X:「tp」」のROC曲線の2つを比較(いずれもPopid=1を陽性に指定)

stat3605_01.bmp

 

  1. (1)、(2)それぞれに対し、[二変量の関係]または[モデルのあてはめ]からロジスティック回帰を実行し、レポートの赤い三角ボタンから[確率の計算式の保存]を選択します (区別のために、確率[1]の列名を、「確率[1]alb」, 「確率[1]tp」と変更しています)。

    stat3605_02.bmp
  2. [分析]→[予測モデル]→[モデルの比較]を選択し、「確率[1]alb」、「確率[1] tp」を[Y,予測子]に指定して[OK]をクリックします。
  3. レポート「モデルの比較」の左上にある赤い三角ボタンから、[ROC曲線]、[AUCの比較]を選択します。stat3605_03.bmp

JMPでは、上記の[モデルの比較]プラットフォームは実行できないため、複数のROC曲線の比較やAUCの信頼区間の表示は行えません。

 

FAQ #3605

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