| for more than 5 days | 5 | temporal |
| at any other time of day | 3 | temporal |
| often | 2 | temporal |
| patient → have → cough | 23 |
| patient → complain of → cough | 8 |
| patient → develop → cough | 7 |
| negative | neutral | positive |
| 0.532 | 0.433 | 0.035 |
| Raw frequency | 38 |
| Normalized frequency | 0.446 |
| Modifier score | 0.671 |
| Perplexity | 152.516 |