| rarely | 9 | degree |
| in severe cases | 8 | temporal |
| with no hope for improvement | 6 | other |
| symptom → be → permanent | 101 |
| symptom → become → permanent | 58 |
| negative | neutral | positive |
| 0.611 | 0.352 | 0.037 |
| Raw frequency | 159 |
| Normalized frequency | 0.535 |
| Modifier score | 0.481 |
| Perplexity | 37.196 |