| Typicality: | 0.394 |
| Saliency: | 0.262 |
| to about seven days | 5 | temporal |
| gradually | 4 | manner |
| often | 4 | temporal |
| symptom → develop → hour | 8 |
| symptom → develop over → several hours | 4 |
| symptom → develop over → hour | 3 |
| symptom → appear after → few hours | 3 |
| symptom → develop over → a few hours | 3 |
| negative | neutral | positive |
| 0.420 | 0.545 | 0.035 |
| Raw frequency | 21 |
| Normalized frequency | 0.262 |
| Modifier score | 0.600 |
| Perplexity | 265.900 |