Table 10.
Stratified logistic regression feature ranking
| Rank | Clinical feature | Importance |
|---|---|---|
| 1 | Ejection fraction | 4.13938106 |
| 2 | Serum creatinine | 3.69917184 |
| 3 | Age | 2.61938095 |
| 4 | Creatinine phosphokinase | 1.88929235 |
| 5 | Sex | 1.32038950 |
| 6 | Platelets | 1.06270364 |
| 7 | High blood pressure | 0.79478093 |
| 8 | Anaemia | 0.77547306 |
| 9 | Smoking | 0.65828165 |
| 10 | Diabetes | 0.60355319 |
| 11 | Serum sodium | 0.54241360 |
Results of the feature ranking obtained by the stratified logisitc regression. Importance: coefficient of the trained logistic regression model, average of 100 execution