| through the use of guidewires | 9 | manner |
| to perform interventional procedures | 3 | purpose |
| catheter → be → guided | 16 |
| catheter → be guided to → the area | 11 |
| catheter → be guided to → the site | 6 |
| catheter → be guided to → desired site | 3 |
| negative | neutral | positive |
| 0.047 | 0.899 | 0.053 |
| Raw frequency | 36 |
| Normalized frequency | 0.413 |
| Modifier score | 0.500 |
| Perplexity | 437.896 |