| Typicality: | 0.421 |
| Saliency: | 0.402 |
| to stop any blocking | 6 | purpose |
| to promote drainage | 4 | purpose |
| from the kidney | 3 | location |
| stent → be placed in → the ureter | 13 |
| stent → be placed inside → the ureter | 4 |
| stent → be inserted into → the ureter | 4 |
| negative | neutral | positive |
| 0.118 | 0.835 | 0.047 |
| Raw frequency | 21 |
| Normalized frequency | 0.402 |
| Modifier score | 0.500 |
| Perplexity | 15.394 |