Hospital Readmission Prediction — Random Forest Report

Random Forest predicting 30-day readmission for diabetic patients.

Training & Validation Metrics

MetricValue
N Samples Train626
N Samples Val157
N Features132
N Estimators100
Train Accuracy0.9904
Val Accuracy0.8854
Train Auc1.0000
Val Auc0.4639
Val Precision0.0000
Val Recall0.0000
Val F10.0000

Confusion Matrix (Validation Set)

Predicted: Not Readmitted Predicted: Readmitted (<30d)
Actual: Not Readmitted TN = 139 FP = 1
Actual: Readmitted (<30d) FN = 17 TP = 0

Classification Report

                 precision    recall  f1-score   support

 Not Readmitted       0.89      0.99      0.94       140
Readmitted <30d       0.00      0.00      0.00        17

       accuracy                           0.89       157
      macro avg       0.45      0.50      0.47       157
   weighted avg       0.79      0.89      0.84       157

Training History

ROC Curve (Validation Set)

Feature Importance — Top 20 (Gini Importance)