| Typicality: | 0.383 |
| Saliency: | 0.547 |
| in some cases | 20 | temporal |
| sometimes | 16 | temporal |
| in a small number of cases | 16 | temporal |
| symptom → persist for → year | 100 |
| symptom → continue for → year | 38 |
| symptom → linger for → year | 18 |
| symptom → persist throughout → the year | 6 |
| symptom → remain for → year | 5 |
| symptom → be persisted for → year | 4 |
| symptom → endure for → year | 3 |
| negative | neutral | positive |
| 0.596 | 0.359 | 0.045 |
| Raw frequency | 174 |
| Normalized frequency | 0.547 |
| Modifier score | 0.458 |
| Perplexity | 26.316 |