| medically | 22 | manner |
| no longer | 10 | temporal |
| rarely | 10 | degree |
| therapy → be → necessary | 108 |
| therapy → be → required | 43 |
| therapy → be → requirement | 3 |
| therapy → be → need | 3 |
| negative | neutral | positive |
| 0.203 | 0.654 | 0.142 |
| Raw frequency | 157 |
| Normalized frequency | 0.697 |
| Modifier score | 0.369 |
| Perplexity | 33.640 |