| sometimes | 6 | temporal |
| very | 6 | degree |
| during an appointment.1 | 3 | temporal |
| patient → be → difficult | 34 |
| patient → be difficult to → treat | 8 |
| patient → be difficult to → manage | 4 |
| patient → be hard to → treat | 4 |
| patient → be difficult to → deal | 3 |
| negative | neutral | positive |
| 0.624 | 0.293 | 0.084 |
| Raw frequency | 53 |
| Normalized frequency | 0.504 |
| Modifier score | 0.563 |
| Perplexity | 368.520 |