| Typicality: | 0.436 |
| Saliency: | 0.544 |
| often | 53 | temporal |
| for a long time | 19 | temporal |
| for months | 14 | temporal |
| symptom → go → unnoticed | 147 |
| symptom → be → unnoticed | 11 |
| symptom → develop → unnoticed | 6 |
| symptom → remain → unnoticed | 3 |
| symptom → be left → unnoticed | 3 |
| negative | neutral | positive |
| 0.560 | 0.403 | 0.036 |
| Raw frequency | 170 |
| Normalized frequency | 0.544 |
| Modifier score | 0.625 |
| Perplexity | 452.331 |