| according to a method | 5 | other |
| from a living related donor | 4 | other |
| for delivering the filter | 3 | purpose |
| catheter → be → provided | 38 |
| catheter → be → obtained | 6 |
| catheter → be → appreciated | 4 |
| catheter → be → desired | 4 |
| negative | neutral | positive |
| 0.060 | 0.797 | 0.143 |
| Raw frequency | 52 |
| Normalized frequency | 0.474 |
| Modifier score | 0.900 |
| Perplexity | 154.946 |