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The importance of the six most important variables in random forests.
| Variables | Absolute importance | Standardized importance (%) |
|---|---|---|
| Physical function | 100 | 14.14 |
| Total protein | 53.69 | 7.59 |
| Pain symptoms | 50.99 | 7.21 |
| Hemoglobin | 45.36 | 6.41 |
| General quality of life within one week | 43.88 | 6.20 |
| Globulin | 41.29 | 5.84 |
