Table 4

C-statistic (area under the curve) for estimated models

Model descriptionC-statistic
all people
C-statistic
excluding hospice people
Logistic regression: age+gender only0.5470.549
Naïve Bayes0.6960.675
Logistic regression: Charlson score0.7130.701
Logistic regression: Charlson conditions0.7260.714
Logistic regression: Elixhauser conditions0.7340.724
Decision tree with adaptive boosting0.7620.744
Support vector machine0.7880.773
Neural network0.7950.780
Logistic regression: stepwise regression0.7970.783
Logistic regression: LASSO0.7980.784
Logistic regression: all variables0.7980.784
  • LASSO, least absolute shrinkage and selection operator.