| integrally | 14 | manner |
| from polyurethane | 14 | other |
| from flexible material | 13 | other |
| catheter → be → formed | 54 |
| catheter → be → made | 15 |
| catheter → be made for → example | 8 |
| catheter → be formed for → example | 4 |
| catheter → be → produced | 3 |
| negative | neutral | positive |
| 0.052 | 0.840 | 0.108 |
| Raw frequency | 84 |
| Normalized frequency | 0.554 |
| Modifier score | 0.900 |
| Perplexity | 298.128 |