Table 3.
The 15 most meaningful predictors for mortality and readmission.
| Variable | Variable importance, % | |
| Predictors for mortality | ||
|
|
Age | 16.67 |
|
|
Composite Queralt Index | 12.31 |
|
|
Length of stay | 7.68 |
|
|
Braden Index | 6.43 |
|
|
Red cell distribution width | 6.08 |
|
|
Hemoglobin concentration | 4.13 |
|
|
Number of prescriptions | 3.42 |
|
|
Lymphocytes count | 3.31 |
|
|
Sodium concentration | 3.29 |
|
|
Adjusted Morbidity Group score | 3.06 |
|
|
BMI | 2.97 |
|
|
Potassium concentration | 2.95 |
|
|
Total health care expenditure | 2.75 |
|
|
Glucose concentration | 2.40 |
|
|
Pfeiffer Index | 2.25 |
| Predictors for readmission | ||
|
|
Composite Queralt Index | 14.77 |
|
|
Lymphocytes count | 10.81 |
|
|
Total health care expenditure | 8.96 |
|
|
Age | 8.42 |
|
|
Adjusted Morbidity Group score | 5.35 |
|
|
Creatinine concentration | 5.33 |
|
|
BMI | 4.30 |
|
|
Number of primary care visits | 4.05 |
|
|
Hemoglobin concentration | 3.92 |
|
|
Glucose concentration | 3.50 |
|
|
Leukocyte count | 3.24 |
|
|
Number of specialized care visits | 3.04 |
|
|
Red cell distribution width | 2.70 |
|
|
Length of stay | 2.53 |
|
|
Barber Index | 2.11 |