Table 2.
Relative importance values by Random Forest and XGBoost
| Random Forest result | XGBoost result | ||
|---|---|---|---|
| Variable | Relative importance by Random Forest (%) | Variable | Relative importance by XGBoost (%) |
| LDH | 17.69 | LDH | 23.74 |
| CRP | 8.60 | Age | 12.10 |
| Lymphocyte count | 8.06 | Neutrophil | 7.09 |
| Age | 7.70 | Aspartate transaminase | 6.69 |
| Blood urea nitrogen | 6.69 | Lymphocyte count | 6.25 |
| Aspartate transaminase | 5.69 | CRP | 6.23 |
| Neutrophil | 5.37 | Blood urea nitrogen | 4.88 |
| White blood cell | 5.04 | White blood cell | 4.42 |
| Creatinine | 4.70 | Normal platelet | 3.61 |
| Normal platelet | 3.67 | Respiratory rate | 3.44 |
| Respiratory rate | 3.29 | Alanine aminotransferase | 3.13 |
| Monocytes | 3.24 | Systolic pressure | 3.12 |
| Systolic pressure | 3.21 | Creatinine | 3.07 |
| Total bilirubin | 3.02 | Heart rate | 2.32 |
| Heart rate | 2.82 | Total bilirubin | 2.18 |
| Diastolic pressure | 2.69 | Monocytes | 2.01 |
| Alanine aminotransferase | 2.41 | Diastolic pressure | 1.98 |
| Temperature | 1.92 | Temperature | 1.60 |