Table 3 Performance metrics of machine learning models across feature sets
From: Streamlined machine learning model for early sepsis risk prediction in burn patients
Set | Model | Accuracy | Sensitivity | Specificity | PPV | NPV | AUC |
|---|---|---|---|---|---|---|---|
EDA (6 features) | LogisticRegression | 0.848 | 0.808 | 0.852 | 0.317 | 0.981 | 0.901 |
RandomForest | 0.842 | 0.808 | 0.845 | 0.308 | 0.981 | 0.908 | |
LightGBM | 0.849 | 0.769 | 0.856 | 0.313 | 0.978 | 0.898 | |
XGBoost | 0.854 | 0.692 | 0.867 | 0.308 | 0.971 | 0.876 | |
HighFrequency (12 features) | LogisticRegression | 0.851 | 0.837 | 0.853 | 0.326 | 0.984 | 0.907 |
RandomForest | 0.847 | 0.798 | 0.851 | 0.313 | 0.980 | 0.908 | |
XGBoost | 0.870 | 0.731 | 0.882 | 0.345 | 0.975 | 0.895 | |
LightGBM | 0.862 | 0.712 | 0.875 | 0.326 | 0.973 | 0.896 | |
Intersection (8 features) | LogisticRegression | 0.854 | 0.788 | 0.859 | 0.323 | 0.979 | 0.905 |
RandomForest | 0.852 | 0.769 | 0.859 | 0.317 | 0.978 | 0.908 | |
XGBoost | 0.864 | 0.740 | 0.875 | 0.335 | 0.975 | 0.886 | |
LightGBM | 0.870 | 0.740 | 0.881 | 0.345 | 0.976 | 0.896 | |
Minimalistic (4 features) | RandomForest | 0.838 | 0.779 | 0.843 | 0.297 | 0.978 | 0.898 |
LightGBM | 0.839 | 0.740 | 0.847 | 0.292 | 0.975 | 0.880 | |
LogisticRegression | 0.842 | 0.721 | 0.853 | 0.294 | 0.973 | 0.892 | |
XGBoost | 0.845 | 0.712 | 0.857 | 0.297 | 0.972 | 0.873 |