| Typicality: | 0.429 |
| Saliency: | 0.430 |
| usually | 14 | temporal |
| often | 13 | temporal |
| primarily | 9 | degree |
| symptom → occur at → night | 35 |
| symptom → worsen at → night | 19 |
| symptom → appear at → night | 7 |
| symptom → be felt at → night | 5 |
| symptom → be at → night | 4 |
| symptom → include → night | 3 |
| negative | neutral | positive |
| 0.521 | 0.421 | 0.058 |
| Raw frequency | 73 |
| Normalized frequency | 0.430 |
| Modifier score | 0.756 |
| Perplexity | 34.218 |