Table 2.
Top weighted features for predicting EVD-associated intracranial infections.
| Models | Features | Weight |
|---|---|---|
| Logistic Regression | ASA grades | 0.37 |
| HB | 0.24 | |
| History of diabetes | 0.19 | |
| tSAH | 0.092 | |
| Lopt | 0.087 | |
| Ab | 0.068 | |
| SVM | HB | 0.31 |
| ASA grades | 0.29 | |
| Ab | 0.18 | |
| Lopt | 0.16 | |
| History of diabetes | 0.13 | |
| Length of EVD | 0.076 | |
| KNN | ASA grades | 0.37 |
| HB | 0.17 | |
| ALT | 0.16 | |
| Lopt | 0.14 | |
| Ab | 0.095 | |
| Leakage from EVD site | 0.075 |
Abbreviations: ASA, American Society of Anesthesiologists; SVM, Support Vector Machine; KNN, K-nearest neighbor; EVD, external ventricular drainage; Lopt, length of operation time; HB, hemoglobin; tSAH, traumatic subarachnoid hemorrhage; ALT, glutamic pyruvic transaminase; Ab, albumin.