Table 10 Survival feature ranking – Random Forests
From: Data analytics and clinical feature ranking of medical records of patients with sepsis
| position | MDI | MDA | feature |
|---|---|---|---|
| 1 | 3.50 | 3.13×10−03 | platelets |
| 2 | 2.87 | 1.97×10−03 | creatinine*** |
| 3 | 2.42 | 1.76×10−03 | respiration (PaO2)*** |
| 4 | 2.74 | 9.33×10−04 | age |
| 5 | 2.74 | 4.53×10−04 | initial procalcitonin (PCT) |
| 6 | 1.44 | 1.82×10−03 | Glasgow coma scale |
| 7 | 1.99 | 3.79×10−04 | respiration (FiO2) |
| 8 | 7.58×10−01 | 1.62×10−03 | mechanical vent |
| 9 | 4.51×10−01 | 5.32×10−06 | hypertension (HTN) |
| 10 | 3.90×10−01 | 3.55×10−04 | chronic obstructive pulmonary disease (COPD) |
| 11 | 3.64×10−01 | 4.45×10−04 | coronary artery disease (CAD) |
| 12 | 2.39 | −5.85×10−04 | bilirubin |
| 13 | 3.43×10−01 | 8.71×10−05 | diabetes mellitus (DM) |
| 14 | 4.63×10−01 | −3.37×10−05 | cancer |
| 15 | 3.39×10−01 | 2.78×10−04 | congestive heart failure (CHF) |
| 16 | 2.16 | −5.21×10−05 | mean arterial pressure |
| 17 | 2.29 | −2.14×10−03 | anatomical site of infection |
| 18 | 4.93×10−01 | −2.46×10−04 | sex |
| 19 | 3.41×10−01 | 1.75×10−04 | urine output 24 hours |
| 20 | 1.01 | −1.09×10−03 | microorganism |
| 21 | 9.88×10−02 | −5.87×10−05 | chronic kidney disease (CKD) with dialysis |
| 22 | 7.42×10−02 | −8.02×10−06 | pulmonary embolism (PE) |
| 23 | 2.88×10−01 | −2.28×10−04 | extent of infection |
| 24 | 3.01×10−01 | −2.85×10−04 | chronic kidney disease (CKD) without dialysis*** |
| 25 | 2.32×10−01 | −1.09×10−04 | atrial fibrillation |